diff options
| author |   Pavel Aharoni <pa0916@att.com> | 2017-06-11 14:33:57 +0300 |
|---|---|---|
| committer | Pavel Aharoni <pa0916@att.com> | 2017-06-11 14:33:57 +0300 |
| commit | 04387deeab820e75c6d37d2ddd5b514cb7bcfd9e (patch) | |
| tree | 2f4dfacba74ec390c4371c62dc96af2b1d5f19ef /jython-tosca-parser/src/main/resources/Lib/site-packages/pip/_vendor/distlib | |
| parent | fff70fce14ebe7dec3a4d52b7b90cee4414d0562 (diff) | |
[SDC-32] separate Tosca Parser from DC
Change-Id: I7e7f31ff2bd92fec22031f75b7051d129a21d01b
Signed-off-by: Pavel Aharoni <pa0916@att.com>
Diffstat (limited to 'jython-tosca-parser/src/main/resources/Lib/site-packages/pip/_vendor/distlib')
19 files changed, 0 insertions, 13557 deletions
diff --git a/jython-tosca-parser/src/main/resources/Lib/site-packages/pip/_vendor/distlib/__init__.py b/jython-tosca-parser/src/main/resources/Lib/site-packages/pip/_vendor/distlib/__init__.py deleted file mode 100644 index 56a56ba..0000000 --- a/jython-tosca-parser/src/main/resources/Lib/site-packages/pip/_vendor/distlib/__init__.py +++ /dev/null @@ -1,22 +0,0 @@ -# -*- coding: utf-8 -*- -# -# Copyright (C) 2012-2013 Vinay Sajip. -# Licensed to the Python Software Foundation under a contributor agreement. -# See LICENSE.txt and CONTRIBUTORS.txt. -# -import logging - -__version__ = '0.1.7' - -class DistlibException(Exception): - pass - -try: - from logging import NullHandler -except ImportError: # pragma: no cover - class NullHandler(logging.Handler): - def handle(self, record): pass - def emit(self, record): pass - -logger = logging.getLogger(__name__) -logger.addHandler(NullHandler()) diff --git a/jython-tosca-parser/src/main/resources/Lib/site-packages/pip/_vendor/distlib/_backport/__init__.py b/jython-tosca-parser/src/main/resources/Lib/site-packages/pip/_vendor/distlib/_backport/__init__.py deleted file mode 100644 index f7dbf4c..0000000 --- a/jython-tosca-parser/src/main/resources/Lib/site-packages/pip/_vendor/distlib/_backport/__init__.py +++ /dev/null @@ -1,6 +0,0 @@ -"""Modules copied from Python 3 standard libraries, for internal use only. - -Individual classes and functions are found in d2._backport.misc. Intended -usage is to always import things missing from 3.1 from that module: the -built-in/stdlib objects will be used if found. -""" diff --git a/jython-tosca-parser/src/main/resources/Lib/site-packages/pip/_vendor/distlib/_backport/misc.py b/jython-tosca-parser/src/main/resources/Lib/site-packages/pip/_vendor/distlib/_backport/misc.py deleted file mode 100644 index cfb318d..0000000 --- a/jython-tosca-parser/src/main/resources/Lib/site-packages/pip/_vendor/distlib/_backport/misc.py +++ /dev/null @@ -1,41 +0,0 @@ -# -*- coding: utf-8 -*- -# -# Copyright (C) 2012 The Python Software Foundation. -# See LICENSE.txt and CONTRIBUTORS.txt. -# -"""Backports for individual classes and functions.""" - -import os -import sys - -__all__ = ['cache_from_source', 'callable', 'fsencode'] - - -try: - from imp import cache_from_source -except ImportError: - def cache_from_source(py_file, debug=__debug__): - ext = debug and 'c' or 'o' - return py_file + ext - - -try: - callable = callable -except NameError: - from collections import Callable - - def callable(obj): - return isinstance(obj, Callable) - - -try: - fsencode = os.fsencode -except AttributeError: - def fsencode(filename): - if isinstance(filename, bytes): - return filename - elif isinstance(filename, str): - return filename.encode(sys.getfilesystemencoding()) - else: - raise TypeError("expect bytes or str, not %s" % - type(filename).__name__) diff --git a/jython-tosca-parser/src/main/resources/Lib/site-packages/pip/_vendor/distlib/_backport/shutil.py b/jython-tosca-parser/src/main/resources/Lib/site-packages/pip/_vendor/distlib/_backport/shutil.py deleted file mode 100644 index 9e2e234..0000000 --- a/jython-tosca-parser/src/main/resources/Lib/site-packages/pip/_vendor/distlib/_backport/shutil.py +++ /dev/null @@ -1,761 +0,0 @@ -# -*- coding: utf-8 -*- -# -# Copyright (C) 2012 The Python Software Foundation. -# See LICENSE.txt and CONTRIBUTORS.txt. -# -"""Utility functions for copying and archiving files and directory trees. - -XXX The functions here don't copy the resource fork or other metadata on Mac. - -""" - -import os -import sys -import stat -from os.path import abspath -import fnmatch -import collections -import errno -from . import tarfile - -try: - import bz2 - _BZ2_SUPPORTED = True -except ImportError: - _BZ2_SUPPORTED = False - -try: - from pwd import getpwnam -except ImportError: - getpwnam = None - -try: - from grp import getgrnam -except ImportError: - getgrnam = None - -__all__ = ["copyfileobj", "copyfile", "copymode", "copystat", "copy", "copy2", - "copytree", "move", "rmtree", "Error", "SpecialFileError", - "ExecError", "make_archive", "get_archive_formats", - "register_archive_format", "unregister_archive_format", - "get_unpack_formats", "register_unpack_format", - "unregister_unpack_format", "unpack_archive", "ignore_patterns"] - -class Error(EnvironmentError): - pass - -class SpecialFileError(EnvironmentError): - """Raised when trying to do a kind of operation (e.g. copying) which is - not supported on a special file (e.g. a named pipe)""" - -class ExecError(EnvironmentError): - """Raised when a command could not be executed""" - -class ReadError(EnvironmentError): - """Raised when an archive cannot be read""" - -class RegistryError(Exception): - """Raised when a registery operation with the archiving - and unpacking registeries fails""" - - -try: - WindowsError -except NameError: - WindowsError = None - -def copyfileobj(fsrc, fdst, length=16*1024): - """copy data from file-like object fsrc to file-like object fdst""" - while 1: - buf = fsrc.read(length) - if not buf: - break - fdst.write(buf) - -def _samefile(src, dst): - # Macintosh, Unix. - if hasattr(os.path, 'samefile'): - try: - return os.path.samefile(src, dst) - except OSError: - return False - - # All other platforms: check for same pathname. - return (os.path.normcase(os.path.abspath(src)) == - os.path.normcase(os.path.abspath(dst))) - -def copyfile(src, dst): - """Copy data from src to dst""" - if _samefile(src, dst): - raise Error("`%s` and `%s` are the same file" % (src, dst)) - - for fn in [src, dst]: - try: - st = os.stat(fn) - except OSError: - # File most likely does not exist - pass - else: - # XXX What about other special files? (sockets, devices...) - if stat.S_ISFIFO(st.st_mode): - raise SpecialFileError("`%s` is a named pipe" % fn) - - with open(src, 'rb') as fsrc: - with open(dst, 'wb') as fdst: - copyfileobj(fsrc, fdst) - -def copymode(src, dst): - """Copy mode bits from src to dst""" - if hasattr(os, 'chmod'): - st = os.stat(src) - mode = stat.S_IMODE(st.st_mode) - os.chmod(dst, mode) - -def copystat(src, dst): - """Copy all stat info (mode bits, atime, mtime, flags) from src to dst""" - st = os.stat(src) - mode = stat.S_IMODE(st.st_mode) - if hasattr(os, 'utime'): - os.utime(dst, (st.st_atime, st.st_mtime)) - if hasattr(os, 'chmod'): - os.chmod(dst, mode) - if hasattr(os, 'chflags') and hasattr(st, 'st_flags'): - try: - os.chflags(dst, st.st_flags) - except OSError as why: - if (not hasattr(errno, 'EOPNOTSUPP') or - why.errno != errno.EOPNOTSUPP): - raise - -def copy(src, dst): - """Copy data and mode bits ("cp src dst"). - - The destination may be a directory. - - """ - if os.path.isdir(dst): - dst = os.path.join(dst, os.path.basename(src)) - copyfile(src, dst) - copymode(src, dst) - -def copy2(src, dst): - """Copy data and all stat info ("cp -p src dst"). - - The destination may be a directory. - - """ - if os.path.isdir(dst): - dst = os.path.join(dst, os.path.basename(src)) - copyfile(src, dst) - copystat(src, dst) - -def ignore_patterns(*patterns): - """Function that can be used as copytree() ignore parameter. - - Patterns is a sequence of glob-style patterns - that are used to exclude files""" - def _ignore_patterns(path, names): - ignored_names = [] - for pattern in patterns: - ignored_names.extend(fnmatch.filter(names, pattern)) - return set(ignored_names) - return _ignore_patterns - -def copytree(src, dst, symlinks=False, ignore=None, copy_function=copy2, - ignore_dangling_symlinks=False): - """Recursively copy a directory tree. - - The destination directory must not already exist. - If exception(s) occur, an Error is raised with a list of reasons. - - If the optional symlinks flag is true, symbolic links in the - source tree result in symbolic links in the destination tree; if - it is false, the contents of the files pointed to by symbolic - links are copied. If the file pointed by the symlink doesn't - exist, an exception will be added in the list of errors raised in - an Error exception at the end of the copy process. - - You can set the optional ignore_dangling_symlinks flag to true if you - want to silence this exception. Notice that this has no effect on - platforms that don't support os.symlink. - - The optional ignore argument is a callable. If given, it - is called with the `src` parameter, which is the directory - being visited by copytree(), and `names` which is the list of - `src` contents, as returned by os.listdir(): - - callable(src, names) -> ignored_names - - Since copytree() is called recursively, the callable will be - called once for each directory that is copied. It returns a - list of names relative to the `src` directory that should - not be copied. - - The optional copy_function argument is a callable that will be used - to copy each file. It will be called with the source path and the - destination path as arguments. By default, copy2() is used, but any - function that supports the same signature (like copy()) can be used. - - """ - names = os.listdir(src) - if ignore is not None: - ignored_names = ignore(src, names) - else: - ignored_names = set() - - os.makedirs(dst) - errors = [] - for name in names: - if name in ignored_names: - continue - srcname = os.path.join(src, name) - dstname = os.path.join(dst, name) - try: - if os.path.islink(srcname): - linkto = os.readlink(srcname) - if symlinks: - os.symlink(linkto, dstname) - else: - # ignore dangling symlink if the flag is on - if not os.path.exists(linkto) and ignore_dangling_symlinks: - continue - # otherwise let the copy occurs. copy2 will raise an error - copy_function(srcname, dstname) - elif os.path.isdir(srcname): - copytree(srcname, dstname, symlinks, ignore, copy_function) - else: - # Will raise a SpecialFileError for unsupported file types - copy_function(srcname, dstname) - # catch the Error from the recursive copytree so that we can - # continue with other files - except Error as err: - errors.extend(err.args[0]) - except EnvironmentError as why: - errors.append((srcname, dstname, str(why))) - try: - copystat(src, dst) - except OSError as why: - if WindowsError is not None and isinstance(why, WindowsError): - # Copying file access times may fail on Windows - pass - else: - errors.extend((src, dst, str(why))) - if errors: - raise Error(errors) - -def rmtree(path, ignore_errors=False, onerror=None): - """Recursively delete a directory tree. - - If ignore_errors is set, errors are ignored; otherwise, if onerror - is set, it is called to handle the error with arguments (func, - path, exc_info) where func is os.listdir, os.remove, or os.rmdir; - path is the argument to that function that caused it to fail; and - exc_info is a tuple returned by sys.exc_info(). If ignore_errors - is false and onerror is None, an exception is raised. - - """ - if ignore_errors: - def onerror(*args): - pass - elif onerror is None: - def onerror(*args): - raise - try: - if os.path.islink(path): - # symlinks to directories are forbidden, see bug #1669 - raise OSError("Cannot call rmtree on a symbolic link") - except OSError: - onerror(os.path.islink, path, sys.exc_info()) - # can't continue even if onerror hook returns - return - names = [] - try: - names = os.listdir(path) - except os.error: - onerror(os.listdir, path, sys.exc_info()) - for name in names: - fullname = os.path.join(path, name) - try: - mode = os.lstat(fullname).st_mode - except os.error: - mode = 0 - if stat.S_ISDIR(mode): - rmtree(fullname, ignore_errors, onerror) - else: - try: - os.remove(fullname) - except os.error: - onerror(os.remove, fullname, sys.exc_info()) - try: - os.rmdir(path) - except os.error: - onerror(os.rmdir, path, sys.exc_info()) - - -def _basename(path): - # A basename() variant which first strips the trailing slash, if present. - # Thus we always get the last component of the path, even for directories. - return os.path.basename(path.rstrip(os.path.sep)) - -def move(src, dst): - """Recursively move a file or directory to another location. This is - similar to the Unix "mv" command. - - If the destination is a directory or a symlink to a directory, the source - is moved inside the directory. The destination path must not already - exist. - - If the destination already exists but is not a directory, it may be - overwritten depending on os.rename() semantics. - - If the destination is on our current filesystem, then rename() is used. - Otherwise, src is copied to the destination and then removed. - A lot more could be done here... A look at a mv.c shows a lot of - the issues this implementation glosses over. - - """ - real_dst = dst - if os.path.isdir(dst): - if _samefile(src, dst): - # We might be on a case insensitive filesystem, - # perform the rename anyway. - os.rename(src, dst) - return - - real_dst = os.path.join(dst, _basename(src)) - if os.path.exists(real_dst): - raise Error("Destination path '%s' already exists" % real_dst) - try: - os.rename(src, real_dst) - except OSError: - if os.path.isdir(src): - if _destinsrc(src, dst): - raise Error("Cannot move a directory '%s' into itself '%s'." % (src, dst)) - copytree(src, real_dst, symlinks=True) - rmtree(src) - else: - copy2(src, real_dst) - os.unlink(src) - -def _destinsrc(src, dst): - src = abspath(src) - dst = abspath(dst) - if not src.endswith(os.path.sep): - src += os.path.sep - if not dst.endswith(os.path.sep): - dst += os.path.sep - return dst.startswith(src) - -def _get_gid(name): - """Returns a gid, given a group name.""" - if getgrnam is None or name is None: - return None - try: - result = getgrnam(name) - except KeyError: - result = None - if result is not None: - return result[2] - return None - -def _get_uid(name): - """Returns an uid, given a user name.""" - if getpwnam is None or name is None: - return None - try: - result = getpwnam(name) - except KeyError: - result = None - if result is not None: - return result[2] - return None - -def _make_tarball(base_name, base_dir, compress="gzip", verbose=0, dry_run=0, - owner=None, group=None, logger=None): - """Create a (possibly compressed) tar file from all the files under - 'base_dir'. - - 'compress' must be "gzip" (the default), "bzip2", or None. - - 'owner' and 'group' can be used to define an owner and a group for the - archive that is being built. If not provided, the current owner and group - will be used. - - The output tar file will be named 'base_name' + ".tar", possibly plus - the appropriate compression extension (".gz", or ".bz2"). - - Returns the output filename. - """ - tar_compression = {'gzip': 'gz', None: ''} - compress_ext = {'gzip': '.gz'} - - if _BZ2_SUPPORTED: - tar_compression['bzip2'] = 'bz2' - compress_ext['bzip2'] = '.bz2' - - # flags for compression program, each element of list will be an argument - if compress is not None and compress not in compress_ext: - raise ValueError("bad value for 'compress', or compression format not " - "supported : {0}".format(compress)) - - archive_name = base_name + '.tar' + compress_ext.get(compress, '') - archive_dir = os.path.dirname(archive_name) - - if not os.path.exists(archive_dir): - if logger is not None: - logger.info("creating %s", archive_dir) - if not dry_run: - os.makedirs(archive_dir) - - # creating the tarball - if logger is not None: - logger.info('Creating tar archive') - - uid = _get_uid(owner) - gid = _get_gid(group) - - def _set_uid_gid(tarinfo): - if gid is not None: - tarinfo.gid = gid - tarinfo.gname = group - if uid is not None: - tarinfo.uid = uid - tarinfo.uname = owner - return tarinfo - - if not dry_run: - tar = tarfile.open(archive_name, 'w|%s' % tar_compression[compress]) - try: - tar.add(base_dir, filter=_set_uid_gid) - finally: - tar.close() - - return archive_name - -def _call_external_zip(base_dir, zip_filename, verbose=False, dry_run=False): - # XXX see if we want to keep an external call here - if verbose: - zipoptions = "-r" - else: - zipoptions = "-rq" - from distutils.errors import DistutilsExecError - from distutils.spawn import spawn - try: - spawn(["zip", zipoptions, zip_filename, base_dir], dry_run=dry_run) - except DistutilsExecError: - # XXX really should distinguish between "couldn't find - # external 'zip' command" and "zip failed". - raise ExecError("unable to create zip file '%s': " - "could neither import the 'zipfile' module nor " - "find a standalone zip utility") % zip_filename - -def _make_zipfile(base_name, base_dir, verbose=0, dry_run=0, logger=None): - """Create a zip file from all the files under 'base_dir'. - - The output zip file will be named 'base_name' + ".zip". Uses either the - "zipfile" Python module (if available) or the InfoZIP "zip" utility - (if installed and found on the default search path). If neither tool is - available, raises ExecError. Returns the name of the output zip - file. - """ - zip_filename = base_name + ".zip" - archive_dir = os.path.dirname(base_name) - - if not os.path.exists(archive_dir): - if logger is not None: - logger.info("creating %s", archive_dir) - if not dry_run: - os.makedirs(archive_dir) - - # If zipfile module is not available, try spawning an external 'zip' - # command. - try: - import zipfile - except ImportError: - zipfile = None - - if zipfile is None: - _call_external_zip(base_dir, zip_filename, verbose, dry_run) - else: - if logger is not None: - logger.info("creating '%s' and adding '%s' to it", - zip_filename, base_dir) - - if not dry_run: - zip = zipfile.ZipFile(zip_filename, "w", - compression=zipfile.ZIP_DEFLATED) - - for dirpath, dirnames, filenames in os.walk(base_dir): - for name in filenames: - path = os.path.normpath(os.path.join(dirpath, name)) - if os.path.isfile(path): - zip.write(path, path) - if logger is not None: - logger.info("adding '%s'", path) - zip.close() - - return zip_filename - -_ARCHIVE_FORMATS = { - 'gztar': (_make_tarball, [('compress', 'gzip')], "gzip'ed tar-file"), - 'bztar': (_make_tarball, [('compress', 'bzip2')], "bzip2'ed tar-file"), - 'tar': (_make_tarball, [('compress', None)], "uncompressed tar file"), - 'zip': (_make_zipfile, [], "ZIP file"), - } - -if _BZ2_SUPPORTED: - _ARCHIVE_FORMATS['bztar'] = (_make_tarball, [('compress', 'bzip2')], - "bzip2'ed tar-file") - -def get_archive_formats(): - """Returns a list of supported formats for archiving and unarchiving. - - Each element of the returned sequence is a tuple (name, description) - """ - formats = [(name, registry[2]) for name, registry in - _ARCHIVE_FORMATS.items()] - formats.sort() - return formats - -def register_archive_format(name, function, extra_args=None, description=''): - """Registers an archive format. - - name is the name of the format. function is the callable that will be - used to create archives. If provided, extra_args is a sequence of - (name, value) tuples that will be passed as arguments to the callable. - description can be provided to describe the format, and will be returned - by the get_archive_formats() function. - """ - if extra_args is None: - extra_args = [] - if not isinstance(function, collections.Callable): - raise TypeError('The %s object is not callable' % function) - if not isinstance(extra_args, (tuple, list)): - raise TypeError('extra_args needs to be a sequence') - for element in extra_args: - if not isinstance(element, (tuple, list)) or len(element) !=2: - raise TypeError('extra_args elements are : (arg_name, value)') - - _ARCHIVE_FORMATS[name] = (function, extra_args, description) - -def unregister_archive_format(name): - del _ARCHIVE_FORMATS[name] - -def make_archive(base_name, format, root_dir=None, base_dir=None, verbose=0, - dry_run=0, owner=None, group=None, logger=None): - """Create an archive file (eg. zip or tar). - - 'base_name' is the name of the file to create, minus any format-specific - extension; 'format' is the archive format: one of "zip", "tar", "bztar" - or "gztar". - - 'root_dir' is a directory that will be the root directory of the - archive; ie. we typically chdir into 'root_dir' before creating the - archive. 'base_dir' is the directory where we start archiving from; - ie. 'base_dir' will be the common prefix of all files and - directories in the archive. 'root_dir' and 'base_dir' both default - to the current directory. Returns the name of the archive file. - - 'owner' and 'group' are used when creating a tar archive. By default, - uses the current owner and group. - """ - save_cwd = os.getcwd() - if root_dir is not None: - if logger is not None: - logger.debug("changing into '%s'", root_dir) - base_name = os.path.abspath(base_name) - if not dry_run: - os.chdir(root_dir) - - if base_dir is None: - base_dir = os.curdir - - kwargs = {'dry_run': dry_run, 'logger': logger} - - try: - format_info = _ARCHIVE_FORMATS[format] - except KeyError: - raise ValueError("unknown archive format '%s'" % format) - - func = format_info[0] - for arg, val in format_info[1]: - kwargs[arg] = val - - if format != 'zip': - kwargs['owner'] = owner - kwargs['group'] = group - - try: - filename = func(base_name, base_dir, **kwargs) - finally: - if root_dir is not None: - if logger is not None: - logger.debug("changing back to '%s'", save_cwd) - os.chdir(save_cwd) - - return filename - - -def get_unpack_formats(): - """Returns a list of supported formats for unpacking. - - Each element of the returned sequence is a tuple - (name, extensions, description) - """ - formats = [(name, info[0], info[3]) for name, info in - _UNPACK_FORMATS.items()] - formats.sort() - return formats - -def _check_unpack_options(extensions, function, extra_args): - """Checks what gets registered as an unpacker.""" - # first make sure no other unpacker is registered for this extension - existing_extensions = {} - for name, info in _UNPACK_FORMATS.items(): - for ext in info[0]: - existing_extensions[ext] = name - - for extension in extensions: - if extension in existing_extensions: - msg = '%s is already registered for "%s"' - raise RegistryError(msg % (extension, - existing_extensions[extension])) - - if not isinstance(function, collections.Callable): - raise TypeError('The registered function must be a callable') - - -def register_unpack_format(name, extensions, function, extra_args=None, - description=''): - """Registers an unpack format. - - `name` is the name of the format. `extensions` is a list of extensions - corresponding to the format. - - `function` is the callable that will be - used to unpack archives. The callable will receive archives to unpack. - If it's unable to handle an archive, it needs to raise a ReadError - exception. - - If provided, `extra_args` is a sequence of - (name, value) tuples that will be passed as arguments to the callable. - description can be provided to describe the format, and will be returned - by the get_unpack_formats() function. - """ - if extra_args is None: - extra_args = [] - _check_unpack_options(extensions, function, extra_args) - _UNPACK_FORMATS[name] = extensions, function, extra_args, description - -def unregister_unpack_format(name): - """Removes the pack format from the registery.""" - del _UNPACK_FORMATS[name] - -def _ensure_directory(path): - """Ensure that the parent directory of `path` exists""" - dirname = os.path.dirname(path) - if not os.path.isdir(dirname): - os.makedirs(dirname) - -def _unpack_zipfile(filename, extract_dir): - """Unpack zip `filename` to `extract_dir` - """ - try: - import zipfile - except ImportError: - raise ReadError('zlib not supported, cannot unpack this archive.') - - if not zipfile.is_zipfile(filename): - raise ReadError("%s is not a zip file" % filename) - - zip = zipfile.ZipFile(filename) - try: - for info in zip.infolist(): - name = info.filename - - # don't extract absolute paths or ones with .. in them - if name.startswith('/') or '..' in name: - continue - - target = os.path.join(extract_dir, *name.split('/')) - if not target: - continue - - _ensure_directory(target) - if not name.endswith('/'): - # file - data = zip.read(info.filename) - f = open(target, 'wb') - try: - f.write(data) - finally: - f.close() - del data - finally: - zip.close() - -def _unpack_tarfile(filename, extract_dir): - """Unpack tar/tar.gz/tar.bz2 `filename` to `extract_dir` - """ - try: - tarobj = tarfile.open(filename) - except tarfile.TarError: - raise ReadError( - "%s is not a compressed or uncompressed tar file" % filename) - try: - tarobj.extractall(extract_dir) - finally: - tarobj.close() - -_UNPACK_FORMATS = { - 'gztar': (['.tar.gz', '.tgz'], _unpack_tarfile, [], "gzip'ed tar-file"), - 'tar': (['.tar'], _unpack_tarfile, [], "uncompressed tar file"), - 'zip': (['.zip'], _unpack_zipfile, [], "ZIP file") - } - -if _BZ2_SUPPORTED: - _UNPACK_FORMATS['bztar'] = (['.bz2'], _unpack_tarfile, [], - "bzip2'ed tar-file") - -def _find_unpack_format(filename): - for name, info in _UNPACK_FORMATS.items(): - for extension in info[0]: - if filename.endswith(extension): - return name - return None - -def unpack_archive(filename, extract_dir=None, format=None): - """Unpack an archive. - - `filename` is the name of the archive. - - `extract_dir` is the name of the target directory, where the archive - is unpacked. If not provided, the current working directory is used. - - `format` is the archive format: one of "zip", "tar", or "gztar". Or any - other registered format. If not provided, unpack_archive will use the - filename extension and see if an unpacker was registered for that - extension. - - In case none is found, a ValueError is raised. - """ - if extract_dir is None: - extract_dir = os.getcwd() - - if format is not None: - try: - format_info = _UNPACK_FORMATS[format] - except KeyError: - raise ValueError("Unknown unpack format '{0}'".format(format)) - - func = format_info[1] - func(filename, extract_dir, **dict(format_info[2])) - else: - # we need to look at the registered unpackers supported extensions - format = _find_unpack_format(filename) - if format is None: - raise ReadError("Unknown archive format '{0}'".format(filename)) - - func = _UNPACK_FORMATS[format][1] - kwargs = dict(_UNPACK_FORMATS[format][2]) - func(filename, extract_dir, **kwargs) diff --git a/jython-tosca-parser/src/main/resources/Lib/site-packages/pip/_vendor/distlib/_backport/sysconfig.cfg b/jython-tosca-parser/src/main/resources/Lib/site-packages/pip/_vendor/distlib/_backport/sysconfig.cfg deleted file mode 100644 index 1746bd0..0000000 --- a/jython-tosca-parser/src/main/resources/Lib/site-packages/pip/_vendor/distlib/_backport/sysconfig.cfg +++ /dev/null @@ -1,84 +0,0 @@ -[posix_prefix] -# Configuration directories. Some of these come straight out of the -# configure script. They are for implementing the other variables, not to -# be used directly in [resource_locations]. -confdir = /etc -datadir = /usr/share -libdir = /usr/lib -statedir = /var -# User resource directory -local = ~/.local/{distribution.name} - -stdlib = {base}/lib/python{py_version_short} -platstdlib = {platbase}/lib/python{py_version_short} -purelib = {base}/lib/python{py_version_short}/site-packages -platlib = {platbase}/lib/python{py_version_short}/site-packages -include = {base}/include/python{py_version_short}{abiflags} -platinclude = {platbase}/include/python{py_version_short}{abiflags} -data = {base} - -[posix_home] -stdlib = {base}/lib/python -platstdlib = {base}/lib/python -purelib = {base}/lib/python -platlib = {base}/lib/python -include = {base}/include/python -platinclude = {base}/include/python -scripts = {base}/bin -data = {base} - -[nt] -stdlib = {base}/Lib -platstdlib = {base}/Lib -purelib = {base}/Lib/site-packages -platlib = {base}/Lib/site-packages -include = {base}/Include -platinclude = {base}/Include -scripts = {base}/Scripts -data = {base} - -[os2] -stdlib = {base}/Lib -platstdlib = {base}/Lib -purelib = {base}/Lib/site-packages -platlib = {base}/Lib/site-packages -include = {base}/Include -platinclude = {base}/Include -scripts = {base}/Scripts -data = {base} - -[os2_home] -stdlib = {userbase}/lib/python{py_version_short} -platstdlib = {userbase}/lib/python{py_version_short} -purelib = {userbase}/lib/python{py_version_short}/site-packages -platlib = {userbase}/lib/python{py_version_short}/site-packages -include = {userbase}/include/python{py_version_short} -scripts = {userbase}/bin -data = {userbase} - -[nt_user] -stdlib = {userbase}/Python{py_version_nodot} -platstdlib = {userbase}/Python{py_version_nodot} -purelib = {userbase}/Python{py_version_nodot}/site-packages -platlib = {userbase}/Python{py_version_nodot}/site-packages -include = {userbase}/Python{py_version_nodot}/Include -scripts = {userbase}/Scripts -data = {userbase} - -[posix_user] -stdlib = {userbase}/lib/python{py_version_short} -platstdlib = {userbase}/lib/python{py_version_short} -purelib = {userbase}/lib/python{py_version_short}/site-packages -platlib = {userbase}/lib/python{py_version_short}/site-packages -include = {userbase}/include/python{py_version_short} -scripts = {userbase}/bin -data = {userbase} - -[osx_framework_user] -stdlib = {userbase}/lib/python -platstdlib = {userbase}/lib/python -purelib = {userbase}/lib/python/site-packages -platlib = {userbase}/lib/python/site-packages -include = {userbase}/include -scripts = {userbase}/bin -data = {userbase} diff --git a/jython-tosca-parser/src/main/resources/Lib/site-packages/pip/_vendor/distlib/_backport/sysconfig.py b/jython-tosca-parser/src/main/resources/Lib/site-packages/pip/_vendor/distlib/_backport/sysconfig.py deleted file mode 100644 index a5b55fe..0000000 --- a/jython-tosca-parser/src/main/resources/Lib/site-packages/pip/_vendor/distlib/_backport/sysconfig.py +++ /dev/null @@ -1,788 +0,0 @@ -# -*- coding: utf-8 -*- -# -# Copyright (C) 2012 The Python Software Foundation. -# See LICENSE.txt and CONTRIBUTORS.txt. -# -"""Access to Python's configuration information.""" - -import codecs -import os -import re -import sys -from os.path import pardir, realpath -try: - import configparser -except ImportError: - import ConfigParser as configparser - - -__all__ = [ - 'get_config_h_filename', - 'get_config_var', - 'get_config_vars', - 'get_makefile_filename', - 'get_path', - 'get_path_names', - 'get_paths', - 'get_platform', - 'get_python_version', - 'get_scheme_names', - 'parse_config_h', -] - - -def _safe_realpath(path): - try: - return realpath(path) - except OSError: - return path - - -if sys.executable: - _PROJECT_BASE = os.path.dirname(_safe_realpath(sys.executable)) -else: - # sys.executable can be empty if argv[0] has been changed and Python is - # unable to retrieve the real program name - _PROJECT_BASE = _safe_realpath(os.getcwd()) - -if os.name == "nt" and "pcbuild" in _PROJECT_BASE[-8:].lower(): - _PROJECT_BASE = _safe_realpath(os.path.join(_PROJECT_BASE, pardir)) -# PC/VS7.1 -if os.name == "nt" and "\\pc\\v" in _PROJECT_BASE[-10:].lower(): - _PROJECT_BASE = _safe_realpath(os.path.join(_PROJECT_BASE, pardir, pardir)) -# PC/AMD64 -if os.name == "nt" and "\\pcbuild\\amd64" in _PROJECT_BASE[-14:].lower(): - _PROJECT_BASE = _safe_realpath(os.path.join(_PROJECT_BASE, pardir, pardir)) - - -def is_python_build(): - for fn in ("Setup.dist", "Setup.local"): - if os.path.isfile(os.path.join(_PROJECT_BASE, "Modules", fn)): - return True - return False - -_PYTHON_BUILD = is_python_build() - -_cfg_read = False - -def _ensure_cfg_read(): - global _cfg_read - if not _cfg_read: - from distlib.resources import finder - backport_package = __name__.rsplit('.', 1)[0] - _finder = finder(backport_package) - _cfgfile = _finder.find('sysconfig.cfg') - assert _cfgfile, 'sysconfig.cfg exists' - with _cfgfile.as_stream() as s: - _SCHEMES.readfp(s) - if _PYTHON_BUILD: - for scheme in ('posix_prefix', 'posix_home'): - _SCHEMES.set(scheme, 'include', '{srcdir}/Include') - _SCHEMES.set(scheme, 'platinclude', '{projectbase}/.') - - _cfg_read = True - - -_SCHEMES = configparser.RawConfigParser() -_VAR_REPL = re.compile(r'\{([^{]*?)\}') - -def _expand_globals(config): - _ensure_cfg_read() - if config.has_section('globals'): - globals = config.items('globals') - else: - globals = tuple() - - sections = config.sections() - for section in sections: - if section == 'globals': - continue - for option, value in globals: - if config.has_option(section, option): - continue - config.set(section, option, value) - config.remove_section('globals') - - # now expanding local variables defined in the cfg file - # - for section in config.sections(): - variables = dict(config.items(section)) - - def _replacer(matchobj): - name = matchobj.group(1) - if name in variables: - return variables[name] - return matchobj.group(0) - - for option, value in config.items(section): - config.set(section, option, _VAR_REPL.sub(_replacer, value)) - -#_expand_globals(_SCHEMES) - - # FIXME don't rely on sys.version here, its format is an implementation detail - # of CPython, use sys.version_info or sys.hexversion -_PY_VERSION = sys.version.split()[0] -_PY_VERSION_SHORT = sys.version[:3] -_PY_VERSION_SHORT_NO_DOT = _PY_VERSION[0] + _PY_VERSION[2] -_PREFIX = os.path.normpath(sys.prefix) -_EXEC_PREFIX = os.path.normpath(sys.exec_prefix) -_CONFIG_VARS = None -_USER_BASE = None - - -def _subst_vars(path, local_vars): - """In the string `path`, replace tokens like {some.thing} with the - corresponding value from the map `local_vars`. - - If there is no corresponding value, leave the token unchanged. - """ - def _replacer(matchobj): - name = matchobj.group(1) - if name in local_vars: - return local_vars[name] - elif name in os.environ: - return os.environ[name] - return matchobj.group(0) - return _VAR_REPL.sub(_replacer, path) - - -def _extend_dict(target_dict, other_dict): - target_keys = target_dict.keys() - for key, value in other_dict.items(): - if key in target_keys: - continue - target_dict[key] = value - - -def _expand_vars(scheme, vars): - res = {} - if vars is None: - vars = {} - _extend_dict(vars, get_config_vars()) - - for key, value in _SCHEMES.items(scheme): - if os.name in ('posix', 'nt'): - value = os.path.expanduser(value) - res[key] = os.path.normpath(_subst_vars(value, vars)) - return res - - -def format_value(value, vars): - def _replacer(matchobj): - name = matchobj.group(1) - if name in vars: - return vars[name] - return matchobj.group(0) - return _VAR_REPL.sub(_replacer, value) - - -def _get_default_scheme(): - if os.name == 'posix': - # the default scheme for posix is posix_prefix - return 'posix_prefix' - return os.name - - -def _getuserbase(): - env_base = os.environ.get("PYTHONUSERBASE", None) - - def joinuser(*args): - return os.path.expanduser(os.path.join(*args)) - - # what about 'os2emx', 'riscos' ? - if os.name == "nt": - base = os.environ.get("APPDATA") or "~" - if env_base: - return env_base - else: - return joinuser(base, "Python") - - if sys.platform == "darwin": - framework = get_config_var("PYTHONFRAMEWORK") - if framework: - if env_base: - return env_base - else: - return joinuser("~", "Library", framework, "%d.%d" % - sys.version_info[:2]) - - if env_base: - return env_base - else: - return joinuser("~", ".local") - - -def _parse_makefile(filename, vars=None): - """Parse a Makefile-style file. - - A dictionary containing name/value pairs is returned. If an - optional dictionary is passed in as the second argument, it is - used instead of a new dictionary. - """ - # Regexes needed for parsing Makefile (and similar syntaxes, - # like old-style Setup files). - _variable_rx = re.compile("([a-zA-Z][a-zA-Z0-9_]+)\s*=\s*(.*)") - _findvar1_rx = re.compile(r"\$\(([A-Za-z][A-Za-z0-9_]*)\)") - _findvar2_rx = re.compile(r"\${([A-Za-z][A-Za-z0-9_]*)}") - - if vars is None: - vars = {} - done = {} - notdone = {} - - with codecs.open(filename, encoding='utf-8', errors="surrogateescape") as f: - lines = f.readlines() - - for line in lines: - if line.startswith('#') or line.strip() == '': - continue - m = _variable_rx.match(line) - if m: - n, v = m.group(1, 2) - v = v.strip() - # `$$' is a literal `$' in make - tmpv = v.replace('$$', '') - - if "$" in tmpv: - notdone[n] = v - else: - try: - v = int(v) - except ValueError: - # insert literal `$' - done[n] = v.replace('$$', '$') - else: - done[n] = v - - # do variable interpolation here - variables = list(notdone.keys()) - - # Variables with a 'PY_' prefix in the makefile. These need to - # be made available without that prefix through sysconfig. - # Special care is needed to ensure that variable expansion works, even - # if the expansion uses the name without a prefix. - renamed_variables = ('CFLAGS', 'LDFLAGS', 'CPPFLAGS') - - while len(variables) > 0: - for name in tuple(variables): - value = notdone[name] - m = _findvar1_rx.search(value) or _findvar2_rx.search(value) - if m is not None: - n = m.group(1) - found = True - if n in done: - item = str(done[n]) - elif n in notdone: - # get it on a subsequent round - found = False - elif n in os.environ: - # do it like make: fall back to environment - item = os.environ[n] - - elif n in renamed_variables: - if (name.startswith('PY_') and - name[3:] in renamed_variables): - item = "" - - elif 'PY_' + n in notdone: - found = False - - else: - item = str(done['PY_' + n]) - - else: - done[n] = item = "" - - if found: - after = value[m.end():] - value = value[:m.start()] + item + after - if "$" in after: - notdone[name] = value - else: - try: - value = int(value) - except ValueError: - done[name] = value.strip() - else: - done[name] = value - variables.remove(name) - - if (name.startswith('PY_') and - name[3:] in renamed_variables): - - name = name[3:] - if name not in done: - done[name] = value - - else: - # bogus variable reference (e.g. "prefix=$/opt/python"); - # just drop it since we can't deal - done[name] = value - variables.remove(name) - - # strip spurious spaces - for k, v in done.items(): - if isinstance(v, str): - done[k] = v.strip() - - # save the results in the global dictionary - vars.update(done) - return vars - - -def get_makefile_filename(): - """Return the path of the Makefile.""" - if _PYTHON_BUILD: - return os.path.join(_PROJECT_BASE, "Makefile") - if hasattr(sys, 'abiflags'): - config_dir_name = 'config-%s%s' % (_PY_VERSION_SHORT, sys.abiflags) - else: - config_dir_name = 'config' - return os.path.join(get_path('stdlib'), config_dir_name, 'Makefile') - - -def _init_posix(vars): - """Initialize the module as appropriate for POSIX systems.""" - # load the installed Makefile: - makefile = get_makefile_filename() - try: - _parse_makefile(makefile, vars) - except IOError as e: - msg = "invalid Python installation: unable to open %s" % makefile - if hasattr(e, "strerror"): - msg = msg + " (%s)" % e.strerror - raise IOError(msg) - # load the installed pyconfig.h: - config_h = get_config_h_filename() - try: - with open(config_h) as f: - parse_config_h(f, vars) - except IOError as e: - msg = "invalid Python installation: unable to open %s" % config_h - if hasattr(e, "strerror"): - msg = msg + " (%s)" % e.strerror - raise IOError(msg) - # On AIX, there are wrong paths to the linker scripts in the Makefile - # -- these paths are relative to the Python source, but when installed - # the scripts are in another directory. - if _PYTHON_BUILD: - vars['LDSHARED'] = vars['BLDSHARED'] - - -def _init_non_posix(vars): - """Initialize the module as appropriate for NT""" - # set basic install directories - vars['LIBDEST'] = get_path('stdlib') - vars['BINLIBDEST'] = get_path('platstdlib') - vars['INCLUDEPY'] = get_path('include') - vars['SO'] = '.pyd' - vars['EXE'] = '.exe' - vars['VERSION'] = _PY_VERSION_SHORT_NO_DOT - vars['BINDIR'] = os.path.dirname(_safe_realpath(sys.executable)) - -# -# public APIs -# - - -def parse_config_h(fp, vars=None): - """Parse a config.h-style file. - - A dictionary containing name/value pairs is returned. If an - optional dictionary is passed in as the second argument, it is - used instead of a new dictionary. - """ - if vars is None: - vars = {} - define_rx = re.compile("#define ([A-Z][A-Za-z0-9_]+) (.*)\n") - undef_rx = re.compile("/[*] #undef ([A-Z][A-Za-z0-9_]+) [*]/\n") - - while True: - line = fp.readline() - if not line: - break - m = define_rx.match(line) - if m: - n, v = m.group(1, 2) - try: - v = int(v) - except ValueError: - pass - vars[n] = v - else: - m = undef_rx.match(line) - if m: - vars[m.group(1)] = 0 - return vars - - -def get_config_h_filename(): - """Return the path of pyconfig.h.""" - if _PYTHON_BUILD: - if os.name == "nt": - inc_dir = os.path.join(_PROJECT_BASE, "PC") - else: - inc_dir = _PROJECT_BASE - else: - inc_dir = get_path('platinclude') - return os.path.join(inc_dir, 'pyconfig.h') - - -def get_scheme_names(): - """Return a tuple containing the schemes names.""" - return tuple(sorted(_SCHEMES.sections())) - - -def get_path_names(): - """Return a tuple containing the paths names.""" - # xxx see if we want a static list - return _SCHEMES.options('posix_prefix') - - -def get_paths(scheme=_get_default_scheme(), vars=None, expand=True): - """Return a mapping containing an install scheme. - - ``scheme`` is the install scheme name. If not provided, it will - return the default scheme for the current platform. - """ - _ensure_cfg_read() - if expand: - return _expand_vars(scheme, vars) - else: - return dict(_SCHEMES.items(scheme)) - - -def get_path(name, scheme=_get_default_scheme(), vars=None, expand=True): - """Return a path corresponding to the scheme. - - ``scheme`` is the install scheme name. - """ - return get_paths(scheme, vars, expand)[name] - - -def get_config_vars(*args): - """With no arguments, return a dictionary of all configuration - variables relevant for the current platform. - - On Unix, this means every variable defined in Python's installed Makefile; - On Windows and Mac OS it's a much smaller set. - - With arguments, return a list of values that result from looking up - each argument in the configuration variable dictionary. - """ - global _CONFIG_VARS - if _CONFIG_VARS is None: - _CONFIG_VARS = {} - # Normalized versions of prefix and exec_prefix are handy to have; - # in fact, these are the standard versions used most places in the - # distutils2 module. - _CONFIG_VARS['prefix'] = _PREFIX - _CONFIG_VARS['exec_prefix'] = _EXEC_PREFIX - _CONFIG_VARS['py_version'] = _PY_VERSION - _CONFIG_VARS['py_version_short'] = _PY_VERSION_SHORT - _CONFIG_VARS['py_version_nodot'] = _PY_VERSION[0] + _PY_VERSION[2] - _CONFIG_VARS['base'] = _PREFIX - _CONFIG_VARS['platbase'] = _EXEC_PREFIX - _CONFIG_VARS['projectbase'] = _PROJECT_BASE - try: - _CONFIG_VARS['abiflags'] = sys.abiflags - except AttributeError: - # sys.abiflags may not be defined on all platforms. - _CONFIG_VARS['abiflags'] = '' - - if os.name in ('nt', 'os2'): - _init_non_posix(_CONFIG_VARS) - if os.name == 'posix': - _init_posix(_CONFIG_VARS) - # Setting 'userbase' is done below the call to the - # init function to enable using 'get_config_var' in - # the init-function. - if sys.version >= '2.6': - _CONFIG_VARS['userbase'] = _getuserbase() - - if 'srcdir' not in _CONFIG_VARS: - _CONFIG_VARS['srcdir'] = _PROJECT_BASE - else: - _CONFIG_VARS['srcdir'] = _safe_realpath(_CONFIG_VARS['srcdir']) - - # Convert srcdir into an absolute path if it appears necessary. - # Normally it is relative to the build directory. However, during - # testing, for example, we might be running a non-installed python - # from a different directory. - if _PYTHON_BUILD and os.name == "posix": - base = _PROJECT_BASE - try: - cwd = os.getcwd() - except OSError: - cwd = None - if (not os.path.isabs(_CONFIG_VARS['srcdir']) and - base != cwd): - # srcdir is relative and we are not in the same directory - # as the executable. Assume executable is in the build - # directory and make srcdir absolute. - srcdir = os.path.join(base, _CONFIG_VARS['srcdir']) - _CONFIG_VARS['srcdir'] = os.path.normpath(srcdir) - - if sys.platform == 'darwin': - kernel_version = os.uname()[2] # Kernel version (8.4.3) - major_version = int(kernel_version.split('.')[0]) - - if major_version < 8: - # On Mac OS X before 10.4, check if -arch and -isysroot - # are in CFLAGS or LDFLAGS and remove them if they are. - # This is needed when building extensions on a 10.3 system - # using a universal build of python. - for key in ('LDFLAGS', 'BASECFLAGS', - # a number of derived variables. These need to be - # patched up as well. - 'CFLAGS', 'PY_CFLAGS', 'BLDSHARED'): - flags = _CONFIG_VARS[key] - flags = re.sub('-arch\s+\w+\s', ' ', flags) - flags = re.sub('-isysroot [^ \t]*', ' ', flags) - _CONFIG_VARS[key] = flags - else: - # Allow the user to override the architecture flags using - # an environment variable. - # NOTE: This name was introduced by Apple in OSX 10.5 and - # is used by several scripting languages distributed with - # that OS release. - if 'ARCHFLAGS' in os.environ: - arch = os.environ['ARCHFLAGS'] - for key in ('LDFLAGS', 'BASECFLAGS', - # a number of derived variables. These need to be - # patched up as well. - 'CFLAGS', 'PY_CFLAGS', 'BLDSHARED'): - - flags = _CONFIG_VARS[key] - flags = re.sub('-arch\s+\w+\s', ' ', flags) - flags = flags + ' ' + arch - _CONFIG_VARS[key] = flags - - # If we're on OSX 10.5 or later and the user tries to - # compiles an extension using an SDK that is not present - # on the current machine it is better to not use an SDK - # than to fail. - # - # The major usecase for this is users using a Python.org - # binary installer on OSX 10.6: that installer uses - # the 10.4u SDK, but that SDK is not installed by default - # when you install Xcode. - # - CFLAGS = _CONFIG_VARS.get('CFLAGS', '') - m = re.search('-isysroot\s+(\S+)', CFLAGS) - if m is not None: - sdk = m.group(1) - if not os.path.exists(sdk): - for key in ('LDFLAGS', 'BASECFLAGS', - # a number of derived variables. These need to be - # patched up as well. - 'CFLAGS', 'PY_CFLAGS', 'BLDSHARED'): - - flags = _CONFIG_VARS[key] - flags = re.sub('-isysroot\s+\S+(\s|$)', ' ', flags) - _CONFIG_VARS[key] = flags - - if args: - vals = [] - for name in args: - vals.append(_CONFIG_VARS.get(name)) - return vals - else: - return _CONFIG_VARS - - -def get_config_var(name): - """Return the value of a single variable using the dictionary returned by - 'get_config_vars()'. - - Equivalent to get_config_vars().get(name) - """ - return get_config_vars().get(name) - - -def get_platform(): - """Return a string that identifies the current platform. - - This is used mainly to distinguish platform-specific build directories and - platform-specific built distributions. Typically includes the OS name - and version and the architecture (as supplied by 'os.uname()'), - although the exact information included depends on the OS; eg. for IRIX - the architecture isn't particularly important (IRIX only runs on SGI - hardware), but for Linux the kernel version isn't particularly - important. - - Examples of returned values: - linux-i586 - linux-alpha (?) - solaris-2.6-sun4u - irix-5.3 - irix64-6.2 - - Windows will return one of: - win-amd64 (64bit Windows on AMD64 (aka x86_64, Intel64, EM64T, etc) - win-ia64 (64bit Windows on Itanium) - win32 (all others - specifically, sys.platform is returned) - - For other non-POSIX platforms, currently just returns 'sys.platform'. - """ - if os.name == 'nt': - # sniff sys.version for architecture. - prefix = " bit (" - i = sys.version.find(prefix) - if i == -1: - return sys.platform - j = sys.version.find(")", i) - look = sys.version[i+len(prefix):j].lower() - if look == 'amd64': - return 'win-amd64' - if look == 'itanium': - return 'win-ia64' - return sys.platform - - if os.name != "posix" or not hasattr(os, 'uname'): - # XXX what about the architecture? NT is Intel or Alpha, - # Mac OS is M68k or PPC, etc. - return sys.platform - - # Try to distinguish various flavours of Unix - osname, host, release, version, machine = os.uname() - - # Convert the OS name to lowercase, remove '/' characters - # (to accommodate BSD/OS), and translate spaces (for "Power Macintosh") - osname = osname.lower().replace('/', '') - machine = machine.replace(' ', '_') - machine = machine.replace('/', '-') - - if osname[:5] == "linux": - # At least on Linux/Intel, 'machine' is the processor -- - # i386, etc. - # XXX what about Alpha, SPARC, etc? - return "%s-%s" % (osname, machine) - elif osname[:5] == "sunos": - if release[0] >= "5": # SunOS 5 == Solaris 2 - osname = "solaris" - release = "%d.%s" % (int(release[0]) - 3, release[2:]) - # fall through to standard osname-release-machine representation - elif osname[:4] == "irix": # could be "irix64"! - return "%s-%s" % (osname, release) - elif osname[:3] == "aix": - return "%s-%s.%s" % (osname, version, release) - elif osname[:6] == "cygwin": - osname = "cygwin" - rel_re = re.compile(r'[\d.]+') - m = rel_re.match(release) - if m: - release = m.group() - elif osname[:6] == "darwin": - # - # For our purposes, we'll assume that the system version from - # distutils' perspective is what MACOSX_DEPLOYMENT_TARGET is set - # to. This makes the compatibility story a bit more sane because the - # machine is going to compile and link as if it were - # MACOSX_DEPLOYMENT_TARGET. - cfgvars = get_config_vars() - macver = cfgvars.get('MACOSX_DEPLOYMENT_TARGET') - - if True: - # Always calculate the release of the running machine, - # needed to determine if we can build fat binaries or not. - - macrelease = macver - # Get the system version. Reading this plist is a documented - # way to get the system version (see the documentation for - # the Gestalt Manager) - try: - f = open('/System/Library/CoreServices/SystemVersion.plist') - except IOError: - # We're on a plain darwin box, fall back to the default - # behaviour. - pass - else: - try: - m = re.search(r'<key>ProductUserVisibleVersion</key>\s*' - r'<string>(.*?)</string>', f.read()) - finally: - f.close() - if m is not None: - macrelease = '.'.join(m.group(1).split('.')[:2]) - # else: fall back to the default behaviour - - if not macver: - macver = macrelease - - if macver: - release = macver - osname = "macosx" - - if ((macrelease + '.') >= '10.4.' and - '-arch' in get_config_vars().get('CFLAGS', '').strip()): - # The universal build will build fat binaries, but not on - # systems before 10.4 - # - # Try to detect 4-way universal builds, those have machine-type - # 'universal' instead of 'fat'. - - machine = 'fat' - cflags = get_config_vars().get('CFLAGS') - - archs = re.findall('-arch\s+(\S+)', cflags) - archs = tuple(sorted(set(archs))) - - if len(archs) == 1: - machine = archs[0] - elif archs == ('i386', 'ppc'): - machine = 'fat' - elif archs == ('i386', 'x86_64'): - machine = 'intel' - elif archs == ('i386', 'ppc', 'x86_64'): - machine = 'fat3' - elif archs == ('ppc64', 'x86_64'): - machine = 'fat64' - elif archs == ('i386', 'ppc', 'ppc64', 'x86_64'): - machine = 'universal' - else: - raise ValueError( - "Don't know machine value for archs=%r" % (archs,)) - - elif machine == 'i386': - # On OSX the machine type returned by uname is always the - # 32-bit variant, even if the executable architecture is - # the 64-bit variant - if sys.maxsize >= 2**32: - machine = 'x86_64' - - elif machine in ('PowerPC', 'Power_Macintosh'): - # Pick a sane name for the PPC architecture. - # See 'i386' case - if sys.maxsize >= 2**32: - machine = 'ppc64' - else: - machine = 'ppc' - - return "%s-%s-%s" % (osname, release, machine) - - -def get_python_version(): - return _PY_VERSION_SHORT - - -def _print_dict(title, data): - for index, (key, value) in enumerate(sorted(data.items())): - if index == 0: - print('%s: ' % (title)) - print('\t%s = "%s"' % (key, value)) - - -def _main(): - """Display all information sysconfig detains.""" - print('Platform: "%s"' % get_platform()) - print('Python version: "%s"' % get_python_version()) - print('Current installation scheme: "%s"' % _get_default_scheme()) - print() - _print_dict('Paths', get_paths()) - print() - _print_dict('Variables', get_config_vars()) - - -if __name__ == '__main__': - _main() diff --git a/jython-tosca-parser/src/main/resources/Lib/site-packages/pip/_vendor/distlib/_backport/tarfile.py b/jython-tosca-parser/src/main/resources/Lib/site-packages/pip/_vendor/distlib/_backport/tarfile.py deleted file mode 100644 index 0580fb7..0000000 --- a/jython-tosca-parser/src/main/resources/Lib/site-packages/pip/_vendor/distlib/_backport/tarfile.py +++ /dev/null @@ -1,2607 +0,0 @@ -#------------------------------------------------------------------- -# tarfile.py -#------------------------------------------------------------------- -# Copyright (C) 2002 Lars Gustaebel <lars@gustaebel.de> -# All rights reserved. -# -# Permission is hereby granted, free of charge, to any person -# obtaining a copy of this software and associated documentation -# files (the "Software"), to deal in the Software without -# restriction, including without limitation the rights to use, -# copy, modify, merge, publish, distribute, sublicense, and/or sell -# copies of the Software, and to permit persons to whom the -# Software is furnished to do so, subject to the following -# conditions: -# -# The above copyright notice and this permission notice shall be -# included in all copies or substantial portions of the Software. -# -# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, -# EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES -# OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND -# NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT -# HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, -# WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING -# FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR -# OTHER DEALINGS IN THE SOFTWARE. -# -from __future__ import print_function - -"""Read from and write to tar format archives. -""" - -__version__ = "$Revision$" - -version = "0.9.0" -__author__ = "Lars Gust\u00e4bel (lars@gustaebel.de)" -__date__ = "$Date: 2011-02-25 17:42:01 +0200 (Fri, 25 Feb 2011) $" -__cvsid__ = "$Id: tarfile.py 88586 2011-02-25 15:42:01Z marc-andre.lemburg $" -__credits__ = "Gustavo Niemeyer, Niels Gust\u00e4bel, Richard Townsend." - -#--------- -# Imports -#--------- -import sys -import os -import stat -import errno -import time -import struct -import copy -import re - -try: - import grp, pwd -except ImportError: - grp = pwd = None - -# os.symlink on Windows prior to 6.0 raises NotImplementedError -symlink_exception = (AttributeError, NotImplementedError) -try: - # WindowsError (1314) will be raised if the caller does not hold the - # SeCreateSymbolicLinkPrivilege privilege - symlink_exception += (WindowsError,) -except NameError: - pass - -# from tarfile import * -__all__ = ["TarFile", "TarInfo", "is_tarfile", "TarError"] - -if sys.version_info[0] < 3: - import __builtin__ as builtins -else: - import builtins - -_open = builtins.open # Since 'open' is TarFile.open - -#--------------------------------------------------------- -# tar constants -#--------------------------------------------------------- -NUL = b"\0" # the null character -BLOCKSIZE = 512 # length of processing blocks -RECORDSIZE = BLOCKSIZE * 20 # length of records -GNU_MAGIC = b"ustar \0" # magic gnu tar string -POSIX_MAGIC = b"ustar\x0000" # magic posix tar string - -LENGTH_NAME = 100 # maximum length of a filename -LENGTH_LINK = 100 # maximum length of a linkname -LENGTH_PREFIX = 155 # maximum length of the prefix field - -REGTYPE = b"0" # regular file -AREGTYPE = b"\0" # regular file -LNKTYPE = b"1" # link (inside tarfile) -SYMTYPE = b"2" # symbolic link -CHRTYPE = b"3" # character special device -BLKTYPE = b"4" # block special device -DIRTYPE = b"5" # directory -FIFOTYPE = b"6" # fifo special device -CONTTYPE = b"7" # contiguous file - -GNUTYPE_LONGNAME = b"L" # GNU tar longname -GNUTYPE_LONGLINK = b"K" # GNU tar longlink -GNUTYPE_SPARSE = b"S" # GNU tar sparse file - -XHDTYPE = b"x" # POSIX.1-2001 extended header -XGLTYPE = b"g" # POSIX.1-2001 global header -SOLARIS_XHDTYPE = b"X" # Solaris extended header - -USTAR_FORMAT = 0 # POSIX.1-1988 (ustar) format -GNU_FORMAT = 1 # GNU tar format -PAX_FORMAT = 2 # POSIX.1-2001 (pax) format -DEFAULT_FORMAT = GNU_FORMAT - -#--------------------------------------------------------- -# tarfile constants -#--------------------------------------------------------- -# File types that tarfile supports: -SUPPORTED_TYPES = (REGTYPE, AREGTYPE, LNKTYPE, - SYMTYPE, DIRTYPE, FIFOTYPE, - CONTTYPE, CHRTYPE, BLKTYPE, - GNUTYPE_LONGNAME, GNUTYPE_LONGLINK, - GNUTYPE_SPARSE) - -# File types that will be treated as a regular file. -REGULAR_TYPES = (REGTYPE, AREGTYPE, - CONTTYPE, GNUTYPE_SPARSE) - -# File types that are part of the GNU tar format. -GNU_TYPES = (GNUTYPE_LONGNAME, GNUTYPE_LONGLINK, - GNUTYPE_SPARSE) - -# Fields from a pax header that override a TarInfo attribute. -PAX_FIELDS = ("path", "linkpath", "size", "mtime", - "uid", "gid", "uname", "gname") - -# Fields from a pax header that are affected by hdrcharset. -PAX_NAME_FIELDS = set(("path", "linkpath", "uname", "gname")) - -# Fields in a pax header that are numbers, all other fields -# are treated as strings. -PAX_NUMBER_FIELDS = { - "atime": float, - "ctime": float, - "mtime": float, - "uid": int, - "gid": int, - "size": int -} - -#--------------------------------------------------------- -# Bits used in the mode field, values in octal. -#--------------------------------------------------------- -S_IFLNK = 0o120000 # symbolic link -S_IFREG = 0o100000 # regular file -S_IFBLK = 0o060000 # block device -S_IFDIR = 0o040000 # directory -S_IFCHR = 0o020000 # character device -S_IFIFO = 0o010000 # fifo - -TSUID = 0o4000 # set UID on execution -TSGID = 0o2000 # set GID on execution -TSVTX = 0o1000 # reserved - -TUREAD = 0o400 # read by owner -TUWRITE = 0o200 # write by owner -TUEXEC = 0o100 # execute/search by owner -TGREAD = 0o040 # read by group -TGWRITE = 0o020 # write by group -TGEXEC = 0o010 # execute/search by group -TOREAD = 0o004 # read by other -TOWRITE = 0o002 # write by other -TOEXEC = 0o001 # execute/search by other - -#--------------------------------------------------------- -# initialization -#--------------------------------------------------------- -if os.name in ("nt", "ce"): - ENCODING = "utf-8" -else: - ENCODING = sys.getfilesystemencoding() - -#--------------------------------------------------------- -# Some useful functions -#--------------------------------------------------------- - -def stn(s, length, encoding, errors): - """Convert a string to a null-terminated bytes object. - """ - s = s.encode(encoding, errors) - return s[:length] + (length - len(s)) * NUL - -def nts(s, encoding, errors): - """Convert a null-terminated bytes object to a string. - """ - p = s.find(b"\0") - if p != -1: - s = s[:p] - return s.decode(encoding, errors) - -def nti(s): - """Convert a number field to a python number. - """ - # There are two possible encodings for a number field, see - # itn() below. - if s[0] != chr(0o200): - try: - n = int(nts(s, "ascii", "strict") or "0", 8) - except ValueError: - raise InvalidHeaderError("invalid header") - else: - n = 0 - for i in range(len(s) - 1): - n <<= 8 - n += ord(s[i + 1]) - return n - -def itn(n, digits=8, format=DEFAULT_FORMAT): - """Convert a python number to a number field. - """ - # POSIX 1003.1-1988 requires numbers to be encoded as a string of - # octal digits followed by a null-byte, this allows values up to - # (8**(digits-1))-1. GNU tar allows storing numbers greater than - # that if necessary. A leading 0o200 byte indicates this particular - # encoding, the following digits-1 bytes are a big-endian - # representation. This allows values up to (256**(digits-1))-1. - if 0 <= n < 8 ** (digits - 1): - s = ("%0*o" % (digits - 1, n)).encode("ascii") + NUL - else: - if format != GNU_FORMAT or n >= 256 ** (digits - 1): - raise ValueError("overflow in number field") - - if n < 0: - # XXX We mimic GNU tar's behaviour with negative numbers, - # this could raise OverflowError. - n = struct.unpack("L", struct.pack("l", n))[0] - - s = bytearray() - for i in range(digits - 1): - s.insert(0, n & 0o377) - n >>= 8 - s.insert(0, 0o200) - return s - -def calc_chksums(buf): - """Calculate the checksum for a member's header by summing up all - characters except for the chksum field which is treated as if - it was filled with spaces. According to the GNU tar sources, - some tars (Sun and NeXT) calculate chksum with signed char, - which will be different if there are chars in the buffer with - the high bit set. So we calculate two checksums, unsigned and - signed. - """ - unsigned_chksum = 256 + sum(struct.unpack("148B", buf[:148]) + struct.unpack("356B", buf[156:512])) - signed_chksum = 256 + sum(struct.unpack("148b", buf[:148]) + struct.unpack("356b", buf[156:512])) - return unsigned_chksum, signed_chksum - -def copyfileobj(src, dst, length=None): - """Copy length bytes from fileobj src to fileobj dst. - If length is None, copy the entire content. - """ - if length == 0: - return - if length is None: - while True: - buf = src.read(16*1024) - if not buf: - break - dst.write(buf) - return - - BUFSIZE = 16 * 1024 - blocks, remainder = divmod(length, BUFSIZE) - for b in range(blocks): - buf = src.read(BUFSIZE) - if len(buf) < BUFSIZE: - raise IOError("end of file reached") - dst.write(buf) - - if remainder != 0: - buf = src.read(remainder) - if len(buf) < remainder: - raise IOError("end of file reached") - dst.write(buf) - return - -filemode_table = ( - ((S_IFLNK, "l"), - (S_IFREG, "-"), - (S_IFBLK, "b"), - (S_IFDIR, "d"), - (S_IFCHR, "c"), - (S_IFIFO, "p")), - - ((TUREAD, "r"),), - ((TUWRITE, "w"),), - ((TUEXEC|TSUID, "s"), - (TSUID, "S"), - (TUEXEC, "x")), - - ((TGREAD, "r"),), - ((TGWRITE, "w"),), - ((TGEXEC|TSGID, "s"), - (TSGID, "S"), - (TGEXEC, "x")), - - ((TOREAD, "r"),), - ((TOWRITE, "w"),), - ((TOEXEC|TSVTX, "t"), - (TSVTX, "T"), - (TOEXEC, "x")) -) - -def filemode(mode): - """Convert a file's mode to a string of the form - -rwxrwxrwx. - Used by TarFile.list() - """ - perm = [] - for table in filemode_table: - for bit, char in table: - if mode & bit == bit: - perm.append(char) - break - else: - perm.append("-") - return "".join(perm) - -class TarError(Exception): - """Base exception.""" - pass -class ExtractError(TarError): - """General exception for extract errors.""" - pass -class ReadError(TarError): - """Exception for unreadble tar archives.""" - pass -class CompressionError(TarError): - """Exception for unavailable compression methods.""" - pass -class StreamError(TarError): - """Exception for unsupported operations on stream-like TarFiles.""" - pass -class HeaderError(TarError): - """Base exception for header errors.""" - pass -class EmptyHeaderError(HeaderError): - """Exception for empty headers.""" - pass -class TruncatedHeaderError(HeaderError): - """Exception for truncated headers.""" - pass -class EOFHeaderError(HeaderError): - """Exception for end of file headers.""" - pass -class InvalidHeaderError(HeaderError): - """Exception for invalid headers.""" - pass -class SubsequentHeaderError(HeaderError): - """Exception for missing and invalid extended headers.""" - pass - -#--------------------------- -# internal stream interface -#--------------------------- -class _LowLevelFile(object): - """Low-level file object. Supports reading and writing. - It is used instead of a regular file object for streaming - access. - """ - - def __init__(self, name, mode): - mode = { - "r": os.O_RDONLY, - "w": os.O_WRONLY | os.O_CREAT | os.O_TRUNC, - }[mode] - if hasattr(os, "O_BINARY"): - mode |= os.O_BINARY - self.fd = os.open(name, mode, 0o666) - - def close(self): - os.close(self.fd) - - def read(self, size): - return os.read(self.fd, size) - - def write(self, s): - os.write(self.fd, s) - -class _Stream(object): - """Class that serves as an adapter between TarFile and - a stream-like object. The stream-like object only - needs to have a read() or write() method and is accessed - blockwise. Use of gzip or bzip2 compression is possible. - A stream-like object could be for example: sys.stdin, - sys.stdout, a socket, a tape device etc. - - _Stream is intended to be used only internally. - """ - - def __init__(self, name, mode, comptype, fileobj, bufsize): - """Construct a _Stream object. - """ - self._extfileobj = True - if fileobj is None: - fileobj = _LowLevelFile(name, mode) - self._extfileobj = False - - if comptype == '*': - # Enable transparent compression detection for the - # stream interface - fileobj = _StreamProxy(fileobj) - comptype = fileobj.getcomptype() - - self.name = name or "" - self.mode = mode - self.comptype = comptype - self.fileobj = fileobj - self.bufsize = bufsize - self.buf = b"" - self.pos = 0 - self.closed = False - - try: - if comptype == "gz": - try: - import zlib - except ImportError: - raise CompressionError("zlib module is not available") - self.zlib = zlib - self.crc = zlib.crc32(b"") - if mode == "r": - self._init_read_gz() - else: - self._init_write_gz() - - if comptype == "bz2": - try: - import bz2 - except ImportError: - raise CompressionError("bz2 module is not available") - if mode == "r": - self.dbuf = b"" - self.cmp = bz2.BZ2Decompressor() - else: - self.cmp = bz2.BZ2Compressor() - except: - if not self._extfileobj: - self.fileobj.close() - self.closed = True - raise - - def __del__(self): - if hasattr(self, "closed") and not self.closed: - self.close() - - def _init_write_gz(self): - """Initialize for writing with gzip compression. - """ - self.cmp = self.zlib.compressobj(9, self.zlib.DEFLATED, - -self.zlib.MAX_WBITS, - self.zlib.DEF_MEM_LEVEL, - 0) - timestamp = struct.pack("<L", int(time.time())) - self.__write(b"\037\213\010\010" + timestamp + b"\002\377") - if self.name.endswith(".gz"): - self.name = self.name[:-3] - # RFC1952 says we must use ISO-8859-1 for the FNAME field. - self.__write(self.name.encode("iso-8859-1", "replace") + NUL) - - def write(self, s): - """Write string s to the stream. - """ - if self.comptype == "gz": - self.crc = self.zlib.crc32(s, self.crc) - self.pos += len(s) - if self.comptype != "tar": - s = self.cmp.compress(s) - self.__write(s) - - def __write(self, s): - """Write string s to the stream if a whole new block - is ready to be written. - """ - self.buf += s - while len(self.buf) > self.bufsize: - self.fileobj.write(self.buf[:self.bufsize]) - self.buf = self.buf[self.bufsize:] - - def close(self): - """Close the _Stream object. No operation should be - done on it afterwards. - """ - if self.closed: - return - - if self.mode == "w" and self.comptype != "tar": - self.buf += self.cmp.flush() - - if self.mode == "w" and self.buf: - self.fileobj.write(self.buf) - self.buf = b"" - if self.comptype == "gz": - # The native zlib crc is an unsigned 32-bit integer, but - # the Python wrapper implicitly casts that to a signed C - # long. So, on a 32-bit box self.crc may "look negative", - # while the same crc on a 64-bit box may "look positive". - # To avoid irksome warnings from the `struct` module, force - # it to look positive on all boxes. - self.fileobj.write(struct.pack("<L", self.crc & 0xffffffff)) - self.fileobj.write(struct.pack("<L", self.pos & 0xffffFFFF)) - - if not self._extfileobj: - self.fileobj.close() - - self.closed = True - - def _init_read_gz(self): - """Initialize for reading a gzip compressed fileobj. - """ - self.cmp = self.zlib.decompressobj(-self.zlib.MAX_WBITS) - self.dbuf = b"" - - # taken from gzip.GzipFile with some alterations - if self.__read(2) != b"\037\213": - raise ReadError("not a gzip file") - if self.__read(1) != b"\010": - raise CompressionError("unsupported compression method") - - flag = ord(self.__read(1)) - self.__read(6) - - if flag & 4: - xlen = ord(self.__read(1)) + 256 * ord(self.__read(1)) - self.read(xlen) - if flag & 8: - while True: - s = self.__read(1) - if not s or s == NUL: - break - if flag & 16: - while True: - s = self.__read(1) - if not s or s == NUL: - break - if flag & 2: - self.__read(2) - - def tell(self): - """Return the stream's file pointer position. - """ - return self.pos - - def seek(self, pos=0): - """Set the stream's file pointer to pos. Negative seeking - is forbidden. - """ - if pos - self.pos >= 0: - blocks, remainder = divmod(pos - self.pos, self.bufsize) - for i in range(blocks): - self.read(self.bufsize) - self.read(remainder) - else: - raise StreamError("seeking backwards is not allowed") - return self.pos - - def read(self, size=None): - """Return the next size number of bytes from the stream. - If size is not defined, return all bytes of the stream - up to EOF. - """ - if size is None: - t = [] - while True: - buf = self._read(self.bufsize) - if not buf: - break - t.append(buf) - buf = "".join(t) - else: - buf = self._read(size) - self.pos += len(buf) - return buf - - def _read(self, size): - """Return size bytes from the stream. - """ - if self.comptype == "tar": - return self.__read(size) - - c = len(self.dbuf) - while c < size: - buf = self.__read(self.bufsize) - if not buf: - break - try: - buf = self.cmp.decompress(buf) - except IOError: - raise ReadError("invalid compressed data") - self.dbuf += buf - c += len(buf) - buf = self.dbuf[:size] - self.dbuf = self.dbuf[size:] - return buf - - def __read(self, size): - """Return size bytes from stream. If internal buffer is empty, - read another block from the stream. - """ - c = len(self.buf) - while c < size: - buf = self.fileobj.read(self.bufsize) - if not buf: - break - self.buf += buf - c += len(buf) - buf = self.buf[:size] - self.buf = self.buf[size:] - return buf -# class _Stream - -class _StreamProxy(object): - """Small proxy class that enables transparent compression - detection for the Stream interface (mode 'r|*'). - """ - - def __init__(self, fileobj): - self.fileobj = fileobj - self.buf = self.fileobj.read(BLOCKSIZE) - - def read(self, size): - self.read = self.fileobj.read - return self.buf - - def getcomptype(self): - if self.buf.startswith(b"\037\213\010"): - return "gz" - if self.buf.startswith(b"BZh91"): - return "bz2" - return "tar" - - def close(self): - self.fileobj.close() -# class StreamProxy - -class _BZ2Proxy(object): - """Small proxy class that enables external file object - support for "r:bz2" and "w:bz2" modes. This is actually - a workaround for a limitation in bz2 module's BZ2File - class which (unlike gzip.GzipFile) has no support for - a file object argument. - """ - - blocksize = 16 * 1024 - - def __init__(self, fileobj, mode): - self.fileobj = fileobj - self.mode = mode - self.name = getattr(self.fileobj, "name", None) - self.init() - - def init(self): - import bz2 - self.pos = 0 - if self.mode == "r": - self.bz2obj = bz2.BZ2Decompressor() - self.fileobj.seek(0) - self.buf = b"" - else: - self.bz2obj = bz2.BZ2Compressor() - - def read(self, size): - x = len(self.buf) - while x < size: - raw = self.fileobj.read(self.blocksize) - if not raw: - break - data = self.bz2obj.decompress(raw) - self.buf += data - x += len(data) - - buf = self.buf[:size] - self.buf = self.buf[size:] - self.pos += len(buf) - return buf - - def seek(self, pos): - if pos < self.pos: - self.init() - self.read(pos - self.pos) - - def tell(self): - return self.pos - - def write(self, data): - self.pos += len(data) - raw = self.bz2obj.compress(data) - self.fileobj.write(raw) - - def close(self): - if self.mode == "w": - raw = self.bz2obj.flush() - self.fileobj.write(raw) -# class _BZ2Proxy - -#------------------------ -# Extraction file object -#------------------------ -class _FileInFile(object): - """A thin wrapper around an existing file object that - provides a part of its data as an individual file - object. - """ - - def __init__(self, fileobj, offset, size, blockinfo=None): - self.fileobj = fileobj - self.offset = offset - self.size = size - self.position = 0 - - if blockinfo is None: - blockinfo = [(0, size)] - - # Construct a map with data and zero blocks. - self.map_index = 0 - self.map = [] - lastpos = 0 - realpos = self.offset - for offset, size in blockinfo: - if offset > lastpos: - self.map.append((False, lastpos, offset, None)) - self.map.append((True, offset, offset + size, realpos)) - realpos += size - lastpos = offset + size - if lastpos < self.size: - self.map.append((False, lastpos, self.size, None)) - - def seekable(self): - if not hasattr(self.fileobj, "seekable"): - # XXX gzip.GzipFile and bz2.BZ2File - return True - return self.fileobj.seekable() - - def tell(self): - """Return the current file position. - """ - return self.position - - def seek(self, position): - """Seek to a position in the file. - """ - self.position = position - - def read(self, size=None): - """Read data from the file. - """ - if size is None: - size = self.size - self.position - else: - size = min(size, self.size - self.position) - - buf = b"" - while size > 0: - while True: - data, start, stop, offset = self.map[self.map_index] - if start <= self.position < stop: - break - else: - self.map_index += 1 - if self.map_index == len(self.map): - self.map_index = 0 - length = min(size, stop - self.position) - if data: - self.fileobj.seek(offset + (self.position - start)) - buf += self.fileobj.read(length) - else: - buf += NUL * length - size -= length - self.position += length - return buf -#class _FileInFile - - -class ExFileObject(object): - """File-like object for reading an archive member. - Is returned by TarFile.extractfile(). - """ - blocksize = 1024 - - def __init__(self, tarfile, tarinfo): - self.fileobj = _FileInFile(tarfile.fileobj, - tarinfo.offset_data, - tarinfo.size, - tarinfo.sparse) - self.name = tarinfo.name - self.mode = "r" - self.closed = False - self.size = tarinfo.size - - self.position = 0 - self.buffer = b"" - - def readable(self): - return True - - def writable(self): - return False - - def seekable(self): - return self.fileobj.seekable() - - def read(self, size=None): - """Read at most size bytes from the file. If size is not - present or None, read all data until EOF is reached. - """ - if self.closed: - raise ValueError("I/O operation on closed file") - - buf = b"" - if self.buffer: - if size is None: - buf = self.buffer - self.buffer = b"" - else: - buf = self.buffer[:size] - self.buffer = self.buffer[size:] - - if size is None: - buf += self.fileobj.read() - else: - buf += self.fileobj.read(size - len(buf)) - - self.position += len(buf) - return buf - - # XXX TextIOWrapper uses the read1() method. - read1 = read - - def readline(self, size=-1): - """Read one entire line from the file. If size is present - and non-negative, return a string with at most that - size, which may be an incomplete line. - """ - if self.closed: - raise ValueError("I/O operation on closed file") - - pos = self.buffer.find(b"\n") + 1 - if pos == 0: - # no newline found. - while True: - buf = self.fileobj.read(self.blocksize) - self.buffer += buf - if not buf or b"\n" in buf: - pos = self.buffer.find(b"\n") + 1 - if pos == 0: - # no newline found. - pos = len(self.buffer) - break - - if size != -1: - pos = min(size, pos) - - buf = self.buffer[:pos] - self.buffer = self.buffer[pos:] - self.position += len(buf) - return buf - - def readlines(self): - """Return a list with all remaining lines. - """ - result = [] - while True: - line = self.readline() - if not line: break - result.append(line) - return result - - def tell(self): - """Return the current file position. - """ - if self.closed: - raise ValueError("I/O operation on closed file") - - return self.position - - def seek(self, pos, whence=os.SEEK_SET): - """Seek to a position in the file. - """ - if self.closed: - raise ValueError("I/O operation on closed file") - - if whence == os.SEEK_SET: - self.position = min(max(pos, 0), self.size) - elif whence == os.SEEK_CUR: - if pos < 0: - self.position = max(self.position + pos, 0) - else: - self.position = min(self.position + pos, self.size) - elif whence == os.SEEK_END: - self.position = max(min(self.size + pos, self.size), 0) - else: - raise ValueError("Invalid argument") - - self.buffer = b"" - self.fileobj.seek(self.position) - - def close(self): - """Close the file object. - """ - self.closed = True - - def __iter__(self): - """Get an iterator over the file's lines. - """ - while True: - line = self.readline() - if not line: - break - yield line -#class ExFileObject - -#------------------ -# Exported Classes -#------------------ -class TarInfo(object): - """Informational class which holds the details about an - archive member given by a tar header block. - TarInfo objects are returned by TarFile.getmember(), - TarFile.getmembers() and TarFile.gettarinfo() and are - usually created internally. - """ - - __slots__ = ("name", "mode", "uid", "gid", "size", "mtime", - "chksum", "type", "linkname", "uname", "gname", - "devmajor", "devminor", - "offset", "offset_data", "pax_headers", "sparse", - "tarfile", "_sparse_structs", "_link_target") - - def __init__(self, name=""): - """Construct a TarInfo object. name is the optional name - of the member. - """ - self.name = name # member name - self.mode = 0o644 # file permissions - self.uid = 0 # user id - self.gid = 0 # group id - self.size = 0 # file size - self.mtime = 0 # modification time - self.chksum = 0 # header checksum - self.type = REGTYPE # member type - self.linkname = "" # link name - self.uname = "" # user name - self.gname = "" # group name - self.devmajor = 0 # device major number - self.devminor = 0 # device minor number - - self.offset = 0 # the tar header starts here - self.offset_data = 0 # the file's data starts here - - self.sparse = None # sparse member information - self.pax_headers = {} # pax header information - - # In pax headers the "name" and "linkname" field are called - # "path" and "linkpath". - def _getpath(self): - return self.name - def _setpath(self, name): - self.name = name - path = property(_getpath, _setpath) - - def _getlinkpath(self): - return self.linkname - def _setlinkpath(self, linkname): - self.linkname = linkname - linkpath = property(_getlinkpath, _setlinkpath) - - def __repr__(self): - return "<%s %r at %#x>" % (self.__class__.__name__,self.name,id(self)) - - def get_info(self): - """Return the TarInfo's attributes as a dictionary. - """ - info = { - "name": self.name, - "mode": self.mode & 0o7777, - "uid": self.uid, - "gid": self.gid, - "size": self.size, - "mtime": self.mtime, - "chksum": self.chksum, - "type": self.type, - "linkname": self.linkname, - "uname": self.uname, - "gname": self.gname, - "devmajor": self.devmajor, - "devminor": self.devminor - } - - if info["type"] == DIRTYPE and not info["name"].endswith("/"): - info["name"] += "/" - - return info - - def tobuf(self, format=DEFAULT_FORMAT, encoding=ENCODING, errors="surrogateescape"): - """Return a tar header as a string of 512 byte blocks. - """ - info = self.get_info() - - if format == USTAR_FORMAT: - return self.create_ustar_header(info, encoding, errors) - elif format == GNU_FORMAT: - return self.create_gnu_header(info, encoding, errors) - elif format == PAX_FORMAT: - return self.create_pax_header(info, encoding) - else: - raise ValueError("invalid format") - - def create_ustar_header(self, info, encoding, errors): - """Return the object as a ustar header block. - """ - info["magic"] = POSIX_MAGIC - - if len(info["linkname"]) > LENGTH_LINK: - raise ValueError("linkname is too long") - - if len(info["name"]) > LENGTH_NAME: - info["prefix"], info["name"] = self._posix_split_name(info["name"]) - - return self._create_header(info, USTAR_FORMAT, encoding, errors) - - def create_gnu_header(self, info, encoding, errors): - """Return the object as a GNU header block sequence. - """ - info["magic"] = GNU_MAGIC - - buf = b"" - if len(info["linkname"]) > LENGTH_LINK: - buf += self._create_gnu_long_header(info["linkname"], GNUTYPE_LONGLINK, encoding, errors) - - if len(info["name"]) > LENGTH_NAME: - buf += self._create_gnu_long_header(info["name"], GNUTYPE_LONGNAME, encoding, errors) - - return buf + self._create_header(info, GNU_FORMAT, encoding, errors) - - def create_pax_header(self, info, encoding): - """Return the object as a ustar header block. If it cannot be - represented this way, prepend a pax extended header sequence - with supplement information. - """ - info["magic"] = POSIX_MAGIC - pax_headers = self.pax_headers.copy() - - # Test string fields for values that exceed the field length or cannot - # be represented in ASCII encoding. - for name, hname, length in ( - ("name", "path", LENGTH_NAME), ("linkname", "linkpath", LENGTH_LINK), - ("uname", "uname", 32), ("gname", "gname", 32)): - - if hname in pax_headers: - # The pax header has priority. - continue - - # Try to encode the string as ASCII. - try: - info[name].encode("ascii", "strict") - except UnicodeEncodeError: - pax_headers[hname] = info[name] - continue - - if len(info[name]) > length: - pax_headers[hname] = info[name] - - # Test number fields for values that exceed the field limit or values - # that like to be stored as float. - for name, digits in (("uid", 8), ("gid", 8), ("size", 12), ("mtime", 12)): - if name in pax_headers: - # The pax header has priority. Avoid overflow. - info[name] = 0 - continue - - val = info[name] - if not 0 <= val < 8 ** (digits - 1) or isinstance(val, float): - pax_headers[name] = str(val) - info[name] = 0 - - # Create a pax extended header if necessary. - if pax_headers: - buf = self._create_pax_generic_header(pax_headers, XHDTYPE, encoding) - else: - buf = b"" - - return buf + self._create_header(info, USTAR_FORMAT, "ascii", "replace") - - @classmethod - def create_pax_global_header(cls, pax_headers): - """Return the object as a pax global header block sequence. - """ - return cls._create_pax_generic_header(pax_headers, XGLTYPE, "utf8") - - def _posix_split_name(self, name): - """Split a name longer than 100 chars into a prefix - and a name part. - """ - prefix = name[:LENGTH_PREFIX + 1] - while prefix and prefix[-1] != "/": - prefix = prefix[:-1] - - name = name[len(prefix):] - prefix = prefix[:-1] - - if not prefix or len(name) > LENGTH_NAME: - raise ValueError("name is too long") - return prefix, name - - @staticmethod - def _create_header(info, format, encoding, errors): - """Return a header block. info is a dictionary with file - information, format must be one of the *_FORMAT constants. - """ - parts = [ - stn(info.get("name", ""), 100, encoding, errors), - itn(info.get("mode", 0) & 0o7777, 8, format), - itn(info.get("uid", 0), 8, format), - itn(info.get("gid", 0), 8, format), - itn(info.get("size", 0), 12, format), - itn(info.get("mtime", 0), 12, format), - b" ", # checksum field - info.get("type", REGTYPE), - stn(info.get("linkname", ""), 100, encoding, errors), - info.get("magic", POSIX_MAGIC), - stn(info.get("uname", ""), 32, encoding, errors), - stn(info.get("gname", ""), 32, encoding, errors), - itn(info.get("devmajor", 0), 8, format), - itn(info.get("devminor", 0), 8, format), - stn(info.get("prefix", ""), 155, encoding, errors) - ] - - buf = struct.pack("%ds" % BLOCKSIZE, b"".join(parts)) - chksum = calc_chksums(buf[-BLOCKSIZE:])[0] - buf = buf[:-364] + ("%06o\0" % chksum).encode("ascii") + buf[-357:] - return buf - - @staticmethod - def _create_payload(payload): - """Return the string payload filled with zero bytes - up to the next 512 byte border. - """ - blocks, remainder = divmod(len(payload), BLOCKSIZE) - if remainder > 0: - payload += (BLOCKSIZE - remainder) * NUL - return payload - - @classmethod - def _create_gnu_long_header(cls, name, type, encoding, errors): - """Return a GNUTYPE_LONGNAME or GNUTYPE_LONGLINK sequence - for name. - """ - name = name.encode(encoding, errors) + NUL - - info = {} - info["name"] = "././@LongLink" - info["type"] = type - info["size"] = len(name) - info["magic"] = GNU_MAGIC - - # create extended header + name blocks. - return cls._create_header(info, USTAR_FORMAT, encoding, errors) + \ - cls._create_payload(name) - - @classmethod - def _create_pax_generic_header(cls, pax_headers, type, encoding): - """Return a POSIX.1-2008 extended or global header sequence - that contains a list of keyword, value pairs. The values - must be strings. - """ - # Check if one of the fields contains surrogate characters and thereby - # forces hdrcharset=BINARY, see _proc_pax() for more information. - binary = False - for keyword, value in pax_headers.items(): - try: - value.encode("utf8", "strict") - except UnicodeEncodeError: - binary = True - break - - records = b"" - if binary: - # Put the hdrcharset field at the beginning of the header. - records += b"21 hdrcharset=BINARY\n" - - for keyword, value in pax_headers.items(): - keyword = keyword.encode("utf8") - if binary: - # Try to restore the original byte representation of `value'. - # Needless to say, that the encoding must match the string. - value = value.encode(encoding, "surrogateescape") - else: - value = value.encode("utf8") - - l = len(keyword) + len(value) + 3 # ' ' + '=' + '\n' - n = p = 0 - while True: - n = l + len(str(p)) - if n == p: - break - p = n - records += bytes(str(p), "ascii") + b" " + keyword + b"=" + value + b"\n" - - # We use a hardcoded "././@PaxHeader" name like star does - # instead of the one that POSIX recommends. - info = {} - info["name"] = "././@PaxHeader" - info["type"] = type - info["size"] = len(records) - info["magic"] = POSIX_MAGIC - - # Create pax header + record blocks. - return cls._create_header(info, USTAR_FORMAT, "ascii", "replace") + \ - cls._create_payload(records) - - @classmethod - def frombuf(cls, buf, encoding, errors): - """Construct a TarInfo object from a 512 byte bytes object. - """ - if len(buf) == 0: - raise EmptyHeaderError("empty header") - if len(buf) != BLOCKSIZE: - raise TruncatedHeaderError("truncated header") - if buf.count(NUL) == BLOCKSIZE: - raise EOFHeaderError("end of file header") - - chksum = nti(buf[148:156]) - if chksum not in calc_chksums(buf): - raise InvalidHeaderError("bad checksum") - - obj = cls() - obj.name = nts(buf[0:100], encoding, errors) - obj.mode = nti(buf[100:108]) - obj.uid = nti(buf[108:116]) - obj.gid = nti(buf[116:124]) - obj.size = nti(buf[124:136]) - obj.mtime = nti(buf[136:148]) - obj.chksum = chksum - obj.type = buf[156:157] - obj.linkname = nts(buf[157:257], encoding, errors) - obj.uname = nts(buf[265:297], encoding, errors) - obj.gname = nts(buf[297:329], encoding, errors) - obj.devmajor = nti(buf[329:337]) - obj.devminor = nti(buf[337:345]) - prefix = nts(buf[345:500], encoding, errors) - - # Old V7 tar format represents a directory as a regular - # file with a trailing slash. - if obj.type == AREGTYPE and obj.name.endswith("/"): - obj.type = DIRTYPE - - # The old GNU sparse format occupies some of the unused - # space in the buffer for up to 4 sparse structures. - # Save the them for later processing in _proc_sparse(). - if obj.type == GNUTYPE_SPARSE: - pos = 386 - structs = [] - for i in range(4): - try: - offset = nti(buf[pos:pos + 12]) - numbytes = nti(buf[pos + 12:pos + 24]) - except ValueError: - break - structs.append((offset, numbytes)) - pos += 24 - isextended = bool(buf[482]) - origsize = nti(buf[483:495]) - obj._sparse_structs = (structs, isextended, origsize) - - # Remove redundant slashes from directories. - if obj.isdir(): - obj.name = obj.name.rstrip("/") - - # Reconstruct a ustar longname. - if prefix and obj.type not in GNU_TYPES: - obj.name = prefix + "/" + obj.name - return obj - - @classmethod - def fromtarfile(cls, tarfile): - """Return the next TarInfo object from TarFile object - tarfile. - """ - buf = tarfile.fileobj.read(BLOCKSIZE) - obj = cls.frombuf(buf, tarfile.encoding, tarfile.errors) - obj.offset = tarfile.fileobj.tell() - BLOCKSIZE - return obj._proc_member(tarfile) - - #-------------------------------------------------------------------------- - # The following are methods that are called depending on the type of a - # member. The entry point is _proc_member() which can be overridden in a - # subclass to add custom _proc_*() methods. A _proc_*() method MUST - # implement the following - # operations: - # 1. Set self.offset_data to the position where the data blocks begin, - # if there is data that follows. - # 2. Set tarfile.offset to the position where the next member's header will - # begin. - # 3. Return self or another valid TarInfo object. - def _proc_member(self, tarfile): - """Choose the right processing method depending on - the type and call it. - """ - if self.type in (GNUTYPE_LONGNAME, GNUTYPE_LONGLINK): - return self._proc_gnulong(tarfile) - elif self.type == GNUTYPE_SPARSE: - return self._proc_sparse(tarfile) - elif self.type in (XHDTYPE, XGLTYPE, SOLARIS_XHDTYPE): - return self._proc_pax(tarfile) - else: - return self._proc_builtin(tarfile) - - def _proc_builtin(self, tarfile): - """Process a builtin type or an unknown type which - will be treated as a regular file. - """ - self.offset_data = tarfile.fileobj.tell() - offset = self.offset_data - if self.isreg() or self.type not in SUPPORTED_TYPES: - # Skip the following data blocks. - offset += self._block(self.size) - tarfile.offset = offset - - # Patch the TarInfo object with saved global - # header information. - self._apply_pax_info(tarfile.pax_headers, tarfile.encoding, tarfile.errors) - - return self - - def _proc_gnulong(self, tarfile): - """Process the blocks that hold a GNU longname - or longlink member. - """ - buf = tarfile.fileobj.read(self._block(self.size)) - - # Fetch the next header and process it. - try: - next = self.fromtarfile(tarfile) - except HeaderError: - raise SubsequentHeaderError("missing or bad subsequent header") - - # Patch the TarInfo object from the next header with - # the longname information. - next.offset = self.offset - if self.type == GNUTYPE_LONGNAME: - next.name = nts(buf, tarfile.encoding, tarfile.errors) - elif self.type == GNUTYPE_LONGLINK: - next.linkname = nts(buf, tarfile.encoding, tarfile.errors) - - return next - - def _proc_sparse(self, tarfile): - """Process a GNU sparse header plus extra headers. - """ - # We already collected some sparse structures in frombuf(). - structs, isextended, origsize = self._sparse_structs - del self._sparse_structs - - # Collect sparse structures from extended header blocks. - while isextended: - buf = tarfile.fileobj.read(BLOCKSIZE) - pos = 0 - for i in range(21): - try: - offset = nti(buf[pos:pos + 12]) - numbytes = nti(buf[pos + 12:pos + 24]) - except ValueError: - break - if offset and numbytes: - structs.append((offset, numbytes)) - pos += 24 - isextended = bool(buf[504]) - self.sparse = structs - - self.offset_data = tarfile.fileobj.tell() - tarfile.offset = self.offset_data + self._block(self.size) - self.size = origsize - return self - - def _proc_pax(self, tarfile): - """Process an extended or global header as described in - POSIX.1-2008. - """ - # Read the header information. - buf = tarfile.fileobj.read(self._block(self.size)) - - # A pax header stores supplemental information for either - # the following file (extended) or all following files - # (global). - if self.type == XGLTYPE: - pax_headers = tarfile.pax_headers - else: - pax_headers = tarfile.pax_headers.copy() - - # Check if the pax header contains a hdrcharset field. This tells us - # the encoding of the path, linkpath, uname and gname fields. Normally, - # these fields are UTF-8 encoded but since POSIX.1-2008 tar - # implementations are allowed to store them as raw binary strings if - # the translation to UTF-8 fails. - match = re.search(br"\d+ hdrcharset=([^\n]+)\n", buf) - if match is not None: - pax_headers["hdrcharset"] = match.group(1).decode("utf8") - - # For the time being, we don't care about anything other than "BINARY". - # The only other value that is currently allowed by the standard is - # "ISO-IR 10646 2000 UTF-8" in other words UTF-8. - hdrcharset = pax_headers.get("hdrcharset") - if hdrcharset == "BINARY": - encoding = tarfile.encoding - else: - encoding = "utf8" - - # Parse pax header information. A record looks like that: - # "%d %s=%s\n" % (length, keyword, value). length is the size - # of the complete record including the length field itself and - # the newline. keyword and value are both UTF-8 encoded strings. - regex = re.compile(br"(\d+) ([^=]+)=") - pos = 0 - while True: - match = regex.match(buf, pos) - if not match: - break - - length, keyword = match.groups() - length = int(length) - value = buf[match.end(2) + 1:match.start(1) + length - 1] - - # Normally, we could just use "utf8" as the encoding and "strict" - # as the error handler, but we better not take the risk. For - # example, GNU tar <= 1.23 is known to store filenames it cannot - # translate to UTF-8 as raw strings (unfortunately without a - # hdrcharset=BINARY header). - # We first try the strict standard encoding, and if that fails we - # fall back on the user's encoding and error handler. - keyword = self._decode_pax_field(keyword, "utf8", "utf8", - tarfile.errors) - if keyword in PAX_NAME_FIELDS: - value = self._decode_pax_field(value, encoding, tarfile.encoding, - tarfile.errors) - else: - value = self._decode_pax_field(value, "utf8", "utf8", - tarfile.errors) - - pax_headers[keyword] = value - pos += length - - # Fetch the next header. - try: - next = self.fromtarfile(tarfile) - except HeaderError: - raise SubsequentHeaderError("missing or bad subsequent header") - - # Process GNU sparse information. - if "GNU.sparse.map" in pax_headers: - # GNU extended sparse format version 0.1. - self._proc_gnusparse_01(next, pax_headers) - - elif "GNU.sparse.size" in pax_headers: - # GNU extended sparse format version 0.0. - self._proc_gnusparse_00(next, pax_headers, buf) - - elif pax_headers.get("GNU.sparse.major") == "1" and pax_headers.get("GNU.sparse.minor") == "0": - # GNU extended sparse format version 1.0. - self._proc_gnusparse_10(next, pax_headers, tarfile) - - if self.type in (XHDTYPE, SOLARIS_XHDTYPE): - # Patch the TarInfo object with the extended header info. - next._apply_pax_info(pax_headers, tarfile.encoding, tarfile.errors) - next.offset = self.offset - - if "size" in pax_headers: - # If the extended header replaces the size field, - # we need to recalculate the offset where the next - # header starts. - offset = next.offset_data - if next.isreg() or next.type not in SUPPORTED_TYPES: - offset += next._block(next.size) - tarfile.offset = offset - - return next - - def _proc_gnusparse_00(self, next, pax_headers, buf): - """Process a GNU tar extended sparse header, version 0.0. - """ - offsets = [] - for match in re.finditer(br"\d+ GNU.sparse.offset=(\d+)\n", buf): - offsets.append(int(match.group(1))) - numbytes = [] - for match in re.finditer(br"\d+ GNU.sparse.numbytes=(\d+)\n", buf): - numbytes.append(int(match.group(1))) - next.sparse = list(zip(offsets, numbytes)) - - def _proc_gnusparse_01(self, next, pax_headers): - """Process a GNU tar extended sparse header, version 0.1. - """ - sparse = [int(x) for x in pax_headers["GNU.sparse.map"].split(",")] - next.sparse = list(zip(sparse[::2], sparse[1::2])) - - def _proc_gnusparse_10(self, next, pax_headers, tarfile): - """Process a GNU tar extended sparse header, version 1.0. - """ - fields = None - sparse = [] - buf = tarfile.fileobj.read(BLOCKSIZE) - fields, buf = buf.split(b"\n", 1) - fields = int(fields) - while len(sparse) < fields * 2: - if b"\n" not in buf: - buf += tarfile.fileobj.read(BLOCKSIZE) - number, buf = buf.split(b"\n", 1) - sparse.append(int(number)) - next.offset_data = tarfile.fileobj.tell() - next.sparse = list(zip(sparse[::2], sparse[1::2])) - - def _apply_pax_info(self, pax_headers, encoding, errors): - """Replace fields with supplemental information from a previous - pax extended or global header. - """ - for keyword, value in pax_headers.items(): - if keyword == "GNU.sparse.name": - setattr(self, "path", value) - elif keyword == "GNU.sparse.size": - setattr(self, "size", int(value)) - elif keyword == "GNU.sparse.realsize": - setattr(self, "size", int(value)) - elif keyword in PAX_FIELDS: - if keyword in PAX_NUMBER_FIELDS: - try: - value = PAX_NUMBER_FIELDS[keyword](value) - except ValueError: - value = 0 - if keyword == "path": - value = value.rstrip("/") - setattr(self, keyword, value) - - self.pax_headers = pax_headers.copy() - - def _decode_pax_field(self, value, encoding, fallback_encoding, fallback_errors): - """Decode a single field from a pax record. - """ - try: - return value.decode(encoding, "strict") - except UnicodeDecodeError: - return value.decode(fallback_encoding, fallback_errors) - - def _block(self, count): - """Round up a byte count by BLOCKSIZE and return it, - e.g. _block(834) => 1024. - """ - blocks, remainder = divmod(count, BLOCKSIZE) - if remainder: - blocks += 1 - return blocks * BLOCKSIZE - - def isreg(self): - return self.type in REGULAR_TYPES - def isfile(self): - return self.isreg() - def isdir(self): - return self.type == DIRTYPE - def issym(self): - return self.type == SYMTYPE - def islnk(self): - return self.type == LNKTYPE - def ischr(self): - return self.type == CHRTYPE - def isblk(self): - return self.type == BLKTYPE - def isfifo(self): - return self.type == FIFOTYPE - def issparse(self): - return self.sparse is not None - def isdev(self): - return self.type in (CHRTYPE, BLKTYPE, FIFOTYPE) -# class TarInfo - -class TarFile(object): - """The TarFile Class provides an interface to tar archives. - """ - - debug = 0 # May be set from 0 (no msgs) to 3 (all msgs) - - dereference = False # If true, add content of linked file to the - # tar file, else the link. - - ignore_zeros = False # If true, skips empty or invalid blocks and - # continues processing. - - errorlevel = 1 # If 0, fatal errors only appear in debug - # messages (if debug >= 0). If > 0, errors - # are passed to the caller as exceptions. - - format = DEFAULT_FORMAT # The format to use when creating an archive. - - encoding = ENCODING # Encoding for 8-bit character strings. - - errors = None # Error handler for unicode conversion. - - tarinfo = TarInfo # The default TarInfo class to use. - - fileobject = ExFileObject # The default ExFileObject class to use. - - def __init__(self, name=None, mode="r", fileobj=None, format=None, - tarinfo=None, dereference=None, ignore_zeros=None, encoding=None, - errors="surrogateescape", pax_headers=None, debug=None, errorlevel=None): - """Open an (uncompressed) tar archive `name'. `mode' is either 'r' to - read from an existing archive, 'a' to append data to an existing - file or 'w' to create a new file overwriting an existing one. `mode' - defaults to 'r'. - If `fileobj' is given, it is used for reading or writing data. If it - can be determined, `mode' is overridden by `fileobj's mode. - `fileobj' is not closed, when TarFile is closed. - """ - if len(mode) > 1 or mode not in "raw": - raise ValueError("mode must be 'r', 'a' or 'w'") - self.mode = mode - self._mode = {"r": "rb", "a": "r+b", "w": "wb"}[mode] - - if not fileobj: - if self.mode == "a" and not os.path.exists(name): - # Create nonexistent files in append mode. - self.mode = "w" - self._mode = "wb" - fileobj = bltn_open(name, self._mode) - self._extfileobj = False - else: - if name is None and hasattr(fileobj, "name"): - name = fileobj.name - if hasattr(fileobj, "mode"): - self._mode = fileobj.mode - self._extfileobj = True - self.name = os.path.abspath(name) if name else None - self.fileobj = fileobj - - # Init attributes. - if format is not None: - self.format = format - if tarinfo is not None: - self.tarinfo = tarinfo - if dereference is not None: - self.dereference = dereference - if ignore_zeros is not None: - self.ignore_zeros = ignore_zeros - if encoding is not None: - self.encoding = encoding - self.errors = errors - - if pax_headers is not None and self.format == PAX_FORMAT: - self.pax_headers = pax_headers - else: - self.pax_headers = {} - - if debug is not None: - self.debug = debug - if errorlevel is not None: - self.errorlevel = errorlevel - - # Init datastructures. - self.closed = False - self.members = [] # list of members as TarInfo objects - self._loaded = False # flag if all members have been read - self.offset = self.fileobj.tell() - # current position in the archive file - self.inodes = {} # dictionary caching the inodes of - # archive members already added - - try: - if self.mode == "r": - self.firstmember = None - self.firstmember = self.next() - - if self.mode == "a": - # Move to the end of the archive, - # before the first empty block. - while True: - self.fileobj.seek(self.offset) - try: - tarinfo = self.tarinfo.fromtarfile(self) - self.members.append(tarinfo) - except EOFHeaderError: - self.fileobj.seek(self.offset) - break - except HeaderError as e: - raise ReadError(str(e)) - - if self.mode in "aw": - self._loaded = True - - if self.pax_headers: - buf = self.tarinfo.create_pax_global_header(self.pax_headers.copy()) - self.fileobj.write(buf) - self.offset += len(buf) - except: - if not self._extfileobj: - self.fileobj.close() - self.closed = True - raise - - #-------------------------------------------------------------------------- - # Below are the classmethods which act as alternate constructors to the - # TarFile class. The open() method is the only one that is needed for - # public use; it is the "super"-constructor and is able to select an - # adequate "sub"-constructor for a particular compression using the mapping - # from OPEN_METH. - # - # This concept allows one to subclass TarFile without losing the comfort of - # the super-constructor. A sub-constructor is registered and made available - # by adding it to the mapping in OPEN_METH. - - @classmethod - def open(cls, name=None, mode="r", fileobj=None, bufsize=RECORDSIZE, **kwargs): - """Open a tar archive for reading, writing or appending. Return - an appropriate TarFile class. - - mode: - 'r' or 'r:*' open for reading with transparent compression - 'r:' open for reading exclusively uncompressed - 'r:gz' open for reading with gzip compression - 'r:bz2' open for reading with bzip2 compression - 'a' or 'a:' open for appending, creating the file if necessary - 'w' or 'w:' open for writing without compression - 'w:gz' open for writing with gzip compression - 'w:bz2' open for writing with bzip2 compression - - 'r|*' open a stream of tar blocks with transparent compression - 'r|' open an uncompressed stream of tar blocks for reading - 'r|gz' open a gzip compressed stream of tar blocks - 'r|bz2' open a bzip2 compressed stream of tar blocks - 'w|' open an uncompressed stream for writing - 'w|gz' open a gzip compressed stream for writing - 'w|bz2' open a bzip2 compressed stream for writing - """ - - if not name and not fileobj: - raise ValueError("nothing to open") - - if mode in ("r", "r:*"): - # Find out which *open() is appropriate for opening the file. - for comptype in cls.OPEN_METH: - func = getattr(cls, cls.OPEN_METH[comptype]) - if fileobj is not None: - saved_pos = fileobj.tell() - try: - return func(name, "r", fileobj, **kwargs) - except (ReadError, CompressionError) as e: - if fileobj is not None: - fileobj.seek(saved_pos) - continue - raise ReadError("file could not be opened successfully") - - elif ":" in mode: - filemode, comptype = mode.split(":", 1) - filemode = filemode or "r" - comptype = comptype or "tar" - - # Select the *open() function according to - # given compression. - if comptype in cls.OPEN_METH: - func = getattr(cls, cls.OPEN_METH[comptype]) - else: - raise CompressionError("unknown compression type %r" % comptype) - return func(name, filemode, fileobj, **kwargs) - - elif "|" in mode: - filemode, comptype = mode.split("|", 1) - filemode = filemode or "r" - comptype = comptype or "tar" - - if filemode not in "rw": - raise ValueError("mode must be 'r' or 'w'") - - stream = _Stream(name, filemode, comptype, fileobj, bufsize) - try: - t = cls(name, filemode, stream, **kwargs) - except: - stream.close() - raise - t._extfileobj = False - return t - - elif mode in "aw": - return cls.taropen(name, mode, fileobj, **kwargs) - - raise ValueError("undiscernible mode") - - @classmethod - def taropen(cls, name, mode="r", fileobj=None, **kwargs): - """Open uncompressed tar archive name for reading or writing. - """ - if len(mode) > 1 or mode not in "raw": - raise ValueError("mode must be 'r', 'a' or 'w'") - return cls(name, mode, fileobj, **kwargs) - - @classmethod - def gzopen(cls, name, mode="r", fileobj=None, compresslevel=9, **kwargs): - """Open gzip compressed tar archive name for reading or writing. - Appending is not allowed. - """ - if len(mode) > 1 or mode not in "rw": - raise ValueError("mode must be 'r' or 'w'") - - try: - import gzip - gzip.GzipFile - except (ImportError, AttributeError): - raise CompressionError("gzip module is not available") - - extfileobj = fileobj is not None - try: - fileobj = gzip.GzipFile(name, mode + "b", compresslevel, fileobj) - t = cls.taropen(name, mode, fileobj, **kwargs) - except IOError: - if not extfileobj and fileobj is not None: - fileobj.close() - if fileobj is None: - raise - raise ReadError("not a gzip file") - except: - if not extfileobj and fileobj is not None: - fileobj.close() - raise - t._extfileobj = extfileobj - return t - - @classmethod - def bz2open(cls, name, mode="r", fileobj=None, compresslevel=9, **kwargs): - """Open bzip2 compressed tar archive name for reading or writing. - Appending is not allowed. - """ - if len(mode) > 1 or mode not in "rw": - raise ValueError("mode must be 'r' or 'w'.") - - try: - import bz2 - except ImportError: - raise CompressionError("bz2 module is not available") - - if fileobj is not None: - fileobj = _BZ2Proxy(fileobj, mode) - else: - fileobj = bz2.BZ2File(name, mode, compresslevel=compresslevel) - - try: - t = cls.taropen(name, mode, fileobj, **kwargs) - except (IOError, EOFError): - fileobj.close() - raise ReadError("not a bzip2 file") - t._extfileobj = False - return t - - # All *open() methods are registered here. - OPEN_METH = { - "tar": "taropen", # uncompressed tar - "gz": "gzopen", # gzip compressed tar - "bz2": "bz2open" # bzip2 compressed tar - } - - #-------------------------------------------------------------------------- - # The public methods which TarFile provides: - - def close(self): - """Close the TarFile. In write-mode, two finishing zero blocks are - appended to the archive. - """ - if self.closed: - return - - if self.mode in "aw": - self.fileobj.write(NUL * (BLOCKSIZE * 2)) - self.offset += (BLOCKSIZE * 2) - # fill up the end with zero-blocks - # (like option -b20 for tar does) - blocks, remainder = divmod(self.offset, RECORDSIZE) - if remainder > 0: - self.fileobj.write(NUL * (RECORDSIZE - remainder)) - - if not self._extfileobj: - self.fileobj.close() - self.closed = True - - def getmember(self, name): - """Return a TarInfo object for member `name'. If `name' can not be - found in the archive, KeyError is raised. If a member occurs more - than once in the archive, its last occurrence is assumed to be the - most up-to-date version. - """ - tarinfo = self._getmember(name) - if tarinfo is None: - raise KeyError("filename %r not found" % name) - return tarinfo - - def getmembers(self): - """Return the members of the archive as a list of TarInfo objects. The - list has the same order as the members in the archive. - """ - self._check() - if not self._loaded: # if we want to obtain a list of - self._load() # all members, we first have to - # scan the whole archive. - return self.members - - def getnames(self): - """Return the members of the archive as a list of their names. It has - the same order as the list returned by getmembers(). - """ - return [tarinfo.name for tarinfo in self.getmembers()] - - def gettarinfo(self, name=None, arcname=None, fileobj=None): - """Create a TarInfo object for either the file `name' or the file - object `fileobj' (using os.fstat on its file descriptor). You can - modify some of the TarInfo's attributes before you add it using - addfile(). If given, `arcname' specifies an alternative name for the - file in the archive. - """ - self._check("aw") - - # When fileobj is given, replace name by - # fileobj's real name. - if fileobj is not None: - name = fileobj.name - - # Building the name of the member in the archive. - # Backward slashes are converted to forward slashes, - # Absolute paths are turned to relative paths. - if arcname is None: - arcname = name - drv, arcname = os.path.splitdrive(arcname) - arcname = arcname.replace(os.sep, "/") - arcname = arcname.lstrip("/") - - # Now, fill the TarInfo object with - # information specific for the file. - tarinfo = self.tarinfo() - tarinfo.tarfile = self - - # Use os.stat or os.lstat, depending on platform - # and if symlinks shall be resolved. - if fileobj is None: - if hasattr(os, "lstat") and not self.dereference: - statres = os.lstat(name) - else: - statres = os.stat(name) - else: - statres = os.fstat(fileobj.fileno()) - linkname = "" - - stmd = statres.st_mode - if stat.S_ISREG(stmd): - inode = (statres.st_ino, statres.st_dev) - if not self.dereference and statres.st_nlink > 1 and \ - inode in self.inodes and arcname != self.inodes[inode]: - # Is it a hardlink to an already - # archived file? - type = LNKTYPE - linkname = self.inodes[inode] - else: - # The inode is added only if its valid. - # For win32 it is always 0. - type = REGTYPE - if inode[0]: - self.inodes[inode] = arcname - elif stat.S_ISDIR(stmd): - type = DIRTYPE - elif stat.S_ISFIFO(stmd): - type = FIFOTYPE - elif stat.S_ISLNK(stmd): - type = SYMTYPE - linkname = os.readlink(name) - elif stat.S_ISCHR(stmd): - type = CHRTYPE - elif stat.S_ISBLK(stmd): - type = BLKTYPE - else: - return None - - # Fill the TarInfo object with all - # information we can get. - tarinfo.name = arcname - tarinfo.mode = stmd - tarinfo.uid = statres.st_uid - tarinfo.gid = statres.st_gid - if type == REGTYPE: - tarinfo.size = statres.st_size - else: - tarinfo.size = 0 - tarinfo.mtime = statres.st_mtime - tarinfo.type = type - tarinfo.linkname = linkname - if pwd: - try: - tarinfo.uname = pwd.getpwuid(tarinfo.uid)[0] - except KeyError: - pass - if grp: - try: - tarinfo.gname = grp.getgrgid(tarinfo.gid)[0] - except KeyError: - pass - - if type in (CHRTYPE, BLKTYPE): - if hasattr(os, "major") and hasattr(os, "minor"): - tarinfo.devmajor = os.major(statres.st_rdev) - tarinfo.devminor = os.minor(statres.st_rdev) - return tarinfo - - def list(self, verbose=True): - """Print a table of contents to sys.stdout. If `verbose' is False, only - the names of the members are printed. If it is True, an `ls -l'-like - output is produced. - """ - self._check() - - for tarinfo in self: - if verbose: - print(filemode(tarinfo.mode), end=' ') - print("%s/%s" % (tarinfo.uname or tarinfo.uid, - tarinfo.gname or tarinfo.gid), end=' ') - if tarinfo.ischr() or tarinfo.isblk(): - print("%10s" % ("%d,%d" \ - % (tarinfo.devmajor, tarinfo.devminor)), end=' ') - else: - print("%10d" % tarinfo.size, end=' ') - print("%d-%02d-%02d %02d:%02d:%02d" \ - % time.localtime(tarinfo.mtime)[:6], end=' ') - - print(tarinfo.name + ("/" if tarinfo.isdir() else ""), end=' ') - - if verbose: - if tarinfo.issym(): - print("->", tarinfo.linkname, end=' ') - if tarinfo.islnk(): - print("link to", tarinfo.linkname, end=' ') - print() - - def add(self, name, arcname=None, recursive=True, exclude=None, filter=None): - """Add the file `name' to the archive. `name' may be any type of file - (directory, fifo, symbolic link, etc.). If given, `arcname' - specifies an alternative name for the file in the archive. - Directories are added recursively by default. This can be avoided by - setting `recursive' to False. `exclude' is a function that should - return True for each filename to be excluded. `filter' is a function - that expects a TarInfo object argument and returns the changed - TarInfo object, if it returns None the TarInfo object will be - excluded from the archive. - """ - self._check("aw") - - if arcname is None: - arcname = name - - # Exclude pathnames. - if exclude is not None: - import warnings - warnings.warn("use the filter argument instead", - DeprecationWarning, 2) - if exclude(name): - self._dbg(2, "tarfile: Excluded %r" % name) - return - - # Skip if somebody tries to archive the archive... - if self.name is not None and os.path.abspath(name) == self.name: - self._dbg(2, "tarfile: Skipped %r" % name) - return - - self._dbg(1, name) - - # Create a TarInfo object from the file. - tarinfo = self.gettarinfo(name, arcname) - - if tarinfo is None: - self._dbg(1, "tarfile: Unsupported type %r" % name) - return - - # Change or exclude the TarInfo object. - if filter is not None: - tarinfo = filter(tarinfo) - if tarinfo is None: - self._dbg(2, "tarfile: Excluded %r" % name) - return - - # Append the tar header and data to the archive. - if tarinfo.isreg(): - f = bltn_open(name, "rb") - self.addfile(tarinfo, f) - f.close() - - elif tarinfo.isdir(): - self.addfile(tarinfo) - if recursive: - for f in os.listdir(name): - self.add(os.path.join(name, f), os.path.join(arcname, f), - recursive, exclude, filter=filter) - - else: - self.addfile(tarinfo) - - def addfile(self, tarinfo, fileobj=None): - """Add the TarInfo object `tarinfo' to the archive. If `fileobj' is - given, tarinfo.size bytes are read from it and added to the archive. - You can create TarInfo objects using gettarinfo(). - On Windows platforms, `fileobj' should always be opened with mode - 'rb' to avoid irritation about the file size. - """ - self._check("aw") - - tarinfo = copy.copy(tarinfo) - - buf = tarinfo.tobuf(self.format, self.encoding, self.errors) - self.fileobj.write(buf) - self.offset += len(buf) - - # If there's data to follow, append it. - if fileobj is not None: - copyfileobj(fileobj, self.fileobj, tarinfo.size) - blocks, remainder = divmod(tarinfo.size, BLOCKSIZE) - if remainder > 0: - self.fileobj.write(NUL * (BLOCKSIZE - remainder)) - blocks += 1 - self.offset += blocks * BLOCKSIZE - - self.members.append(tarinfo) - - def extractall(self, path=".", members=None): - """Extract all members from the archive to the current working - directory and set owner, modification time and permissions on - directories afterwards. `path' specifies a different directory - to extract to. `members' is optional and must be a subset of the - list returned by getmembers(). - """ - directories = [] - - if members is None: - members = self - - for tarinfo in members: - if tarinfo.isdir(): - # Extract directories with a safe mode. - directories.append(tarinfo) - tarinfo = copy.copy(tarinfo) - tarinfo.mode = 0o700 - # Do not set_attrs directories, as we will do that further down - self.extract(tarinfo, path, set_attrs=not tarinfo.isdir()) - - # Reverse sort directories. - directories.sort(key=lambda a: a.name) - directories.reverse() - - # Set correct owner, mtime and filemode on directories. - for tarinfo in directories: - dirpath = os.path.join(path, tarinfo.name) - try: - self.chown(tarinfo, dirpath) - self.utime(tarinfo, dirpath) - self.chmod(tarinfo, dirpath) - except ExtractError as e: - if self.errorlevel > 1: - raise - else: - self._dbg(1, "tarfile: %s" % e) - - def extract(self, member, path="", set_attrs=True): - """Extract a member from the archive to the current working directory, - using its full name. Its file information is extracted as accurately - as possible. `member' may be a filename or a TarInfo object. You can - specify a different directory using `path'. File attributes (owner, - mtime, mode) are set unless `set_attrs' is False. - """ - self._check("r") - - if isinstance(member, str): - tarinfo = self.getmember(member) - else: - tarinfo = member - - # Prepare the link target for makelink(). - if tarinfo.islnk(): - tarinfo._link_target = os.path.join(path, tarinfo.linkname) - - try: - self._extract_member(tarinfo, os.path.join(path, tarinfo.name), - set_attrs=set_attrs) - except EnvironmentError as e: - if self.errorlevel > 0: - raise - else: - if e.filename is None: - self._dbg(1, "tarfile: %s" % e.strerror) - else: - self._dbg(1, "tarfile: %s %r" % (e.strerror, e.filename)) - except ExtractError as e: - if self.errorlevel > 1: - raise - else: - self._dbg(1, "tarfile: %s" % e) - - def extractfile(self, member): - """Extract a member from the archive as a file object. `member' may be - a filename or a TarInfo object. If `member' is a regular file, a - file-like object is returned. If `member' is a link, a file-like - object is constructed from the link's target. If `member' is none of - the above, None is returned. - The file-like object is read-only and provides the following - methods: read(), readline(), readlines(), seek() and tell() - """ - self._check("r") - - if isinstance(member, str): - tarinfo = self.getmember(member) - else: - tarinfo = member - - if tarinfo.isreg(): - return self.fileobject(self, tarinfo) - - elif tarinfo.type not in SUPPORTED_TYPES: - # If a member's type is unknown, it is treated as a - # regular file. - return self.fileobject(self, tarinfo) - - elif tarinfo.islnk() or tarinfo.issym(): - if isinstance(self.fileobj, _Stream): - # A small but ugly workaround for the case that someone tries - # to extract a (sym)link as a file-object from a non-seekable - # stream of tar blocks. - raise StreamError("cannot extract (sym)link as file object") - else: - # A (sym)link's file object is its target's file object. - return self.extractfile(self._find_link_target(tarinfo)) - else: - # If there's no data associated with the member (directory, chrdev, - # blkdev, etc.), return None instead of a file object. - return None - - def _extract_member(self, tarinfo, targetpath, set_attrs=True): - """Extract the TarInfo object tarinfo to a physical - file called targetpath. - """ - # Fetch the TarInfo object for the given name - # and build the destination pathname, replacing - # forward slashes to platform specific separators. - targetpath = targetpath.rstrip("/") - targetpath = targetpath.replace("/", os.sep) - - # Create all upper directories. - upperdirs = os.path.dirname(targetpath) - if upperdirs and not os.path.exists(upperdirs): - # Create directories that are not part of the archive with - # default permissions. - os.makedirs(upperdirs) - - if tarinfo.islnk() or tarinfo.issym(): - self._dbg(1, "%s -> %s" % (tarinfo.name, tarinfo.linkname)) - else: - self._dbg(1, tarinfo.name) - - if tarinfo.isreg(): - self.makefile(tarinfo, targetpath) - elif tarinfo.isdir(): - self.makedir(tarinfo, targetpath) - elif tarinfo.isfifo(): - self.makefifo(tarinfo, targetpath) - elif tarinfo.ischr() or tarinfo.isblk(): - self.makedev(tarinfo, targetpath) - elif tarinfo.islnk() or tarinfo.issym(): - self.makelink(tarinfo, targetpath) - elif tarinfo.type not in SUPPORTED_TYPES: - self.makeunknown(tarinfo, targetpath) - else: - self.makefile(tarinfo, targetpath) - - if set_attrs: - self.chown(tarinfo, targetpath) - if not tarinfo.issym(): - self.chmod(tarinfo, targetpath) - self.utime(tarinfo, targetpath) - - #-------------------------------------------------------------------------- - # Below are the different file methods. They are called via - # _extract_member() when extract() is called. They can be replaced in a - # subclass to implement other functionality. - - def makedir(self, tarinfo, targetpath): - """Make a directory called targetpath. - """ - try: - # Use a safe mode for the directory, the real mode is set - # later in _extract_member(). - os.mkdir(targetpath, 0o700) - except EnvironmentError as e: - if e.errno != errno.EEXIST: - raise - - def makefile(self, tarinfo, targetpath): - """Make a file called targetpath. - """ - source = self.fileobj - source.seek(tarinfo.offset_data) - target = bltn_open(targetpath, "wb") - if tarinfo.sparse is not None: - for offset, size in tarinfo.sparse: - target.seek(offset) - copyfileobj(source, target, size) - else: - copyfileobj(source, target, tarinfo.size) - target.seek(tarinfo.size) - target.truncate() - target.close() - - def makeunknown(self, tarinfo, targetpath): - """Make a file from a TarInfo object with an unknown type - at targetpath. - """ - self.makefile(tarinfo, targetpath) - self._dbg(1, "tarfile: Unknown file type %r, " \ - "extracted as regular file." % tarinfo.type) - - def makefifo(self, tarinfo, targetpath): - """Make a fifo called targetpath. - """ - if hasattr(os, "mkfifo"): - os.mkfifo(targetpath) - else: - raise ExtractError("fifo not supported by system") - - def makedev(self, tarinfo, targetpath): - """Make a character or block device called targetpath. - """ - if not hasattr(os, "mknod") or not hasattr(os, "makedev"): - raise ExtractError("special devices not supported by system") - - mode = tarinfo.mode - if tarinfo.isblk(): - mode |= stat.S_IFBLK - else: - mode |= stat.S_IFCHR - - os.mknod(targetpath, mode, - os.makedev(tarinfo.devmajor, tarinfo.devminor)) - - def makelink(self, tarinfo, targetpath): - """Make a (symbolic) link called targetpath. If it cannot be created - (platform limitation), we try to make a copy of the referenced file - instead of a link. - """ - try: - # For systems that support symbolic and hard links. - if tarinfo.issym(): - os.symlink(tarinfo.linkname, targetpath) - else: - # See extract(). - if os.path.exists(tarinfo._link_target): - os.link(tarinfo._link_target, targetpath) - else: - self._extract_member(self._find_link_target(tarinfo), - targetpath) - except symlink_exception: - if tarinfo.issym(): - linkpath = os.path.join(os.path.dirname(tarinfo.name), - tarinfo.linkname) - else: - linkpath = tarinfo.linkname - else: - try: - self._extract_member(self._find_link_target(tarinfo), - targetpath) - except KeyError: - raise ExtractError("unable to resolve link inside archive") - - def chown(self, tarinfo, targetpath): - """Set owner of targetpath according to tarinfo. - """ - if pwd and hasattr(os, "geteuid") and os.geteuid() == 0: - # We have to be root to do so. - try: - g = grp.getgrnam(tarinfo.gname)[2] - except KeyError: - g = tarinfo.gid - try: - u = pwd.getpwnam(tarinfo.uname)[2] - except KeyError: - u = tarinfo.uid - try: - if tarinfo.issym() and hasattr(os, "lchown"): - os.lchown(targetpath, u, g) - else: - if sys.platform != "os2emx": - os.chown(targetpath, u, g) - except EnvironmentError as e: - raise ExtractError("could not change owner") - - def chmod(self, tarinfo, targetpath): - """Set file permissions of targetpath according to tarinfo. - """ - if hasattr(os, 'chmod'): - try: - os.chmod(targetpath, tarinfo.mode) - except EnvironmentError as e: - raise ExtractError("could not change mode") - - def utime(self, tarinfo, targetpath): - """Set modification time of targetpath according to tarinfo. - """ - if not hasattr(os, 'utime'): - return - try: - os.utime(targetpath, (tarinfo.mtime, tarinfo.mtime)) - except EnvironmentError as e: - raise ExtractError("could not change modification time") - - #-------------------------------------------------------------------------- - def next(self): - """Return the next member of the archive as a TarInfo object, when - TarFile is opened for reading. Return None if there is no more - available. - """ - self._check("ra") - if self.firstmember is not None: - m = self.firstmember - self.firstmember = None - return m - - # Read the next block. - self.fileobj.seek(self.offset) - tarinfo = None - while True: - try: - tarinfo = self.tarinfo.fromtarfile(self) - except EOFHeaderError as e: - if self.ignore_zeros: - self._dbg(2, "0x%X: %s" % (self.offset, e)) - self.offset += BLOCKSIZE - continue - except InvalidHeaderError as e: - if self.ignore_zeros: - self._dbg(2, "0x%X: %s" % (self.offset, e)) - self.offset += BLOCKSIZE - continue - elif self.offset == 0: - raise ReadError(str(e)) - except EmptyHeaderError: - if self.offset == 0: - raise ReadError("empty file") - except TruncatedHeaderError as e: - if self.offset == 0: - raise ReadError(str(e)) - except SubsequentHeaderError as e: - raise ReadError(str(e)) - break - - if tarinfo is not None: - self.members.append(tarinfo) - else: - self._loaded = True - - return tarinfo - - #-------------------------------------------------------------------------- - # Little helper methods: - - def _getmember(self, name, tarinfo=None, normalize=False): - """Find an archive member by name from bottom to top. - If tarinfo is given, it is used as the starting point. - """ - # Ensure that all members have been loaded. - members = self.getmembers() - - # Limit the member search list up to tarinfo. - if tarinfo is not None: - members = members[:members.index(tarinfo)] - - if normalize: - name = os.path.normpath(name) - - for member in reversed(members): - if normalize: - member_name = os.path.normpath(member.name) - else: - member_name = member.name - - if name == member_name: - return member - - def _load(self): - """Read through the entire archive file and look for readable - members. - """ - while True: - tarinfo = self.next() - if tarinfo is None: - break - self._loaded = True - - def _check(self, mode=None): - """Check if TarFile is still open, and if the operation's mode - corresponds to TarFile's mode. - """ - if self.closed: - raise IOError("%s is closed" % self.__class__.__name__) - if mode is not None and self.mode not in mode: - raise IOError("bad operation for mode %r" % self.mode) - - def _find_link_target(self, tarinfo): - """Find the target member of a symlink or hardlink member in the - archive. - """ - if tarinfo.issym(): - # Always search the entire archive. - linkname = os.path.dirname(tarinfo.name) + "/" + tarinfo.linkname - limit = None - else: - # Search the archive before the link, because a hard link is - # just a reference to an already archived file. - linkname = tarinfo.linkname - limit = tarinfo - - member = self._getmember(linkname, tarinfo=limit, normalize=True) - if member is None: - raise KeyError("linkname %r not found" % linkname) - return member - - def __iter__(self): - """Provide an iterator object. - """ - if self._loaded: - return iter(self.members) - else: - return TarIter(self) - - def _dbg(self, level, msg): - """Write debugging output to sys.stderr. - """ - if level <= self.debug: - print(msg, file=sys.stderr) - - def __enter__(self): - self._check() - return self - - def __exit__(self, type, value, traceback): - if type is None: - self.close() - else: - # An exception occurred. We must not call close() because - # it would try to write end-of-archive blocks and padding. - if not self._extfileobj: - self.fileobj.close() - self.closed = True -# class TarFile - -class TarIter(object): - """Iterator Class. - - for tarinfo in TarFile(...): - suite... - """ - - def __init__(self, tarfile): - """Construct a TarIter object. - """ - self.tarfile = tarfile - self.index = 0 - def __iter__(self): - """Return iterator object. - """ - return self - - def __next__(self): - """Return the next item using TarFile's next() method. - When all members have been read, set TarFile as _loaded. - """ - # Fix for SF #1100429: Under rare circumstances it can - # happen that getmembers() is called during iteration, - # which will cause TarIter to stop prematurely. - if not self.tarfile._loaded: - tarinfo = self.tarfile.next() - if not tarinfo: - self.tarfile._loaded = True - raise StopIteration - else: - try: - tarinfo = self.tarfile.members[self.index] - except IndexError: - raise StopIteration - self.index += 1 - return tarinfo - - next = __next__ # for Python 2.x - -#-------------------- -# exported functions -#-------------------- -def is_tarfile(name): - """Return True if name points to a tar archive that we - are able to handle, else return False. - """ - try: - t = open(name) - t.close() - return True - except TarError: - return False - -bltn_open = open -open = TarFile.open diff --git a/jython-tosca-parser/src/main/resources/Lib/site-packages/pip/_vendor/distlib/compat.py b/jython-tosca-parser/src/main/resources/Lib/site-packages/pip/_vendor/distlib/compat.py deleted file mode 100644 index 63af374..0000000 --- a/jython-tosca-parser/src/main/resources/Lib/site-packages/pip/_vendor/distlib/compat.py +++ /dev/null @@ -1,1064 +0,0 @@ -# -*- coding: utf-8 -*- -# -# Copyright (C) 2013 Vinay Sajip. -# Licensed to the Python Software Foundation under a contributor agreement. -# See LICENSE.txt and CONTRIBUTORS.txt. -# -from __future__ import absolute_import - -import os -import re -import sys - -if sys.version_info[0] < 3: - from StringIO import StringIO - string_types = basestring, - text_type = unicode - from types import FileType as file_type - import __builtin__ as builtins - import ConfigParser as configparser - from ._backport import shutil - from urlparse import urlparse, urlunparse, urljoin, urlsplit, urlunsplit - from urllib import (urlretrieve, quote as _quote, unquote, url2pathname, - pathname2url, ContentTooShortError, splittype) - - def quote(s): - if isinstance(s, unicode): - s = s.encode('utf-8') - return _quote(s) - - import urllib2 - from urllib2 import (Request, urlopen, URLError, HTTPError, - HTTPBasicAuthHandler, HTTPPasswordMgr, - HTTPSHandler, HTTPHandler, HTTPRedirectHandler, - build_opener) - import httplib - import xmlrpclib - import Queue as queue - from HTMLParser import HTMLParser - import htmlentitydefs - raw_input = raw_input - from itertools import ifilter as filter - from itertools import ifilterfalse as filterfalse - - _userprog = None - def splituser(host): - """splituser('user[:passwd]@host[:port]') --> 'user[:passwd]', 'host[:port]'.""" - global _userprog - if _userprog is None: - import re - _userprog = re.compile('^(.*)@(.*)$') - - match = _userprog.match(host) - if match: return match.group(1, 2) - return None, host - -else: - from io import StringIO - string_types = str, - text_type = str - from io import TextIOWrapper as file_type - import builtins - import configparser - import shutil - from urllib.parse import (urlparse, urlunparse, urljoin, splituser, quote, - unquote, urlsplit, urlunsplit, splittype) - from urllib.request import (urlopen, urlretrieve, Request, url2pathname, - pathname2url, - HTTPBasicAuthHandler, HTTPPasswordMgr, - HTTPSHandler, HTTPHandler, HTTPRedirectHandler, - build_opener) - from urllib.error import HTTPError, URLError, ContentTooShortError - import http.client as httplib - import urllib.request as urllib2 - import xmlrpc.client as xmlrpclib - import queue - from html.parser import HTMLParser - import html.entities as htmlentitydefs - raw_input = input - from itertools import filterfalse - filter = filter - -try: - from ssl import match_hostname, CertificateError -except ImportError: - class CertificateError(ValueError): - pass - - - def _dnsname_to_pat(dn): - pats = [] - for frag in dn.split(r'.'): - if frag == '*': - # When '*' is a fragment by itself, it matches a non-empty - # dotless fragment. - pats.append('[^.]+') - else: - # Otherwise, '*' matches any dotless fragment. - frag = re.escape(frag) - pats.append(frag.replace(r'\*', '[^.]*')) - return re.compile(r'\A' + r'\.'.join(pats) + r'\Z', re.IGNORECASE) - - - def match_hostname(cert, hostname): - """Verify that *cert* (in decoded format as returned by - SSLSocket.getpeercert()) matches the *hostname*. RFC 2818 rules - are mostly followed, but IP addresses are not accepted for *hostname*. - - CertificateError is raised on failure. On success, the function - returns nothing. - """ - if not cert: - raise ValueError("empty or no certificate") - dnsnames = [] - san = cert.get('subjectAltName', ()) - for key, value in san: - if key == 'DNS': - if _dnsname_to_pat(value).match(hostname): - return - dnsnames.append(value) - if not dnsnames: - # The subject is only checked when there is no dNSName entry - # in subjectAltName - for sub in cert.get('subject', ()): - for key, value in sub: - # XXX according to RFC 2818, the most specific Common Name - # must be used. - if key == 'commonName': - if _dnsname_to_pat(value).match(hostname): - return - dnsnames.append(value) - if len(dnsnames) > 1: - raise CertificateError("hostname %r " - "doesn't match either of %s" - % (hostname, ', '.join(map(repr, dnsnames)))) - elif len(dnsnames) == 1: - raise CertificateError("hostname %r " - "doesn't match %r" - % (hostname, dnsnames[0])) - else: - raise CertificateError("no appropriate commonName or " - "subjectAltName fields were found") - - -try: - from types import SimpleNamespace as Container -except ImportError: - class Container(object): - """ - A generic container for when multiple values need to be returned - """ - def __init__(self, **kwargs): - self.__dict__.update(kwargs) - - -try: - from shutil import which -except ImportError: - # Implementation from Python 3.3 - def which(cmd, mode=os.F_OK | os.X_OK, path=None): - """Given a command, mode, and a PATH string, return the path which - conforms to the given mode on the PATH, or None if there is no such - file. - - `mode` defaults to os.F_OK | os.X_OK. `path` defaults to the result - of os.environ.get("PATH"), or can be overridden with a custom search - path. - - """ - # Check that a given file can be accessed with the correct mode. - # Additionally check that `file` is not a directory, as on Windows - # directories pass the os.access check. - def _access_check(fn, mode): - return (os.path.exists(fn) and os.access(fn, mode) - and not os.path.isdir(fn)) - - # If we're given a path with a directory part, look it up directly rather - # than referring to PATH directories. This includes checking relative to the - # current directory, e.g. ./script - if os.path.dirname(cmd): - if _access_check(cmd, mode): - return cmd - return None - - if path is None: - path = os.environ.get("PATH", os.defpath) - if not path: - return None - path = path.split(os.pathsep) - - if sys.platform == "win32": - # The current directory takes precedence on Windows. - if not os.curdir in path: - path.insert(0, os.curdir) - - # PATHEXT is necessary to check on Windows. - pathext = os.environ.get("PATHEXT", "").split(os.pathsep) - # See if the given file matches any of the expected path extensions. - # This will allow us to short circuit when given "python.exe". - # If it does match, only test that one, otherwise we have to try - # others. - if any(cmd.lower().endswith(ext.lower()) for ext in pathext): - files = [cmd] - else: - files = [cmd + ext for ext in pathext] - else: - # On other platforms you don't have things like PATHEXT to tell you - # what file suffixes are executable, so just pass on cmd as-is. - files = [cmd] - - seen = set() - for dir in path: - normdir = os.path.normcase(dir) - if not normdir in seen: - seen.add(normdir) - for thefile in files: - name = os.path.join(dir, thefile) - if _access_check(name, mode): - return name - return None - - -# ZipFile is a context manager in 2.7, but not in 2.6 - -from zipfile import ZipFile as BaseZipFile - -if hasattr(BaseZipFile, '__enter__'): - ZipFile = BaseZipFile -else: - from zipfile import ZipExtFile as BaseZipExtFile - - class ZipExtFile(BaseZipExtFile): - def __init__(self, base): - self.__dict__.update(base.__dict__) - - def __enter__(self): - return self - - def __exit__(self, *exc_info): - self.close() - # return None, so if an exception occurred, it will propagate - - class ZipFile(BaseZipFile): - def __enter__(self): - return self - - def __exit__(self, *exc_info): - self.close() - # return None, so if an exception occurred, it will propagate - - def open(self, *args, **kwargs): - base = BaseZipFile.open(self, *args, **kwargs) - return ZipExtFile(base) - -try: - from platform import python_implementation -except ImportError: # pragma: no cover - def python_implementation(): - """Return a string identifying the Python implementation.""" - if 'PyPy' in sys.version: - return 'PyPy' - if os.name == 'java': - return 'Jython' - if sys.version.startswith('IronPython'): - return 'IronPython' - return 'CPython' - -try: - import sysconfig -except ImportError: # pragma: no cover - from ._backport import sysconfig - -try: - callable = callable -except NameError: # pragma: no cover - from collections import Callable - - def callable(obj): - return isinstance(obj, Callable) - - -try: - fsencode = os.fsencode - fsdecode = os.fsdecode -except AttributeError: # pragma: no cover - _fsencoding = sys.getfilesystemencoding() - if _fsencoding == 'mbcs': - _fserrors = 'strict' - else: - _fserrors = 'surrogateescape' - - def fsencode(filename): - if isinstance(filename, bytes): - return filename - elif isinstance(filename, text_type): - return filename.encode(_fsencoding, _fserrors) - else: - raise TypeError("expect bytes or str, not %s" % - type(filename).__name__) - - def fsdecode(filename): - if isinstance(filename, text_type): - return filename - elif isinstance(filename, bytes): - return filename.decode(_fsencoding, _fserrors) - else: - raise TypeError("expect bytes or str, not %s" % - type(filename).__name__) - -try: - from tokenize import detect_encoding -except ImportError: # pragma: no cover - from codecs import BOM_UTF8, lookup - import re - - cookie_re = re.compile("coding[:=]\s*([-\w.]+)") - - def _get_normal_name(orig_enc): - """Imitates get_normal_name in tokenizer.c.""" - # Only care about the first 12 characters. - enc = orig_enc[:12].lower().replace("_", "-") - if enc == "utf-8" or enc.startswith("utf-8-"): - return "utf-8" - if enc in ("latin-1", "iso-8859-1", "iso-latin-1") or \ - enc.startswith(("latin-1-", "iso-8859-1-", "iso-latin-1-")): - return "iso-8859-1" - return orig_enc - - def detect_encoding(readline): - """ - The detect_encoding() function is used to detect the encoding that should - be used to decode a Python source file. It requires one argment, readline, - in the same way as the tokenize() generator. - - It will call readline a maximum of twice, and return the encoding used - (as a string) and a list of any lines (left as bytes) it has read in. - - It detects the encoding from the presence of a utf-8 bom or an encoding - cookie as specified in pep-0263. If both a bom and a cookie are present, - but disagree, a SyntaxError will be raised. If the encoding cookie is an - invalid charset, raise a SyntaxError. Note that if a utf-8 bom is found, - 'utf-8-sig' is returned. - - If no encoding is specified, then the default of 'utf-8' will be returned. - """ - try: - filename = readline.__self__.name - except AttributeError: - filename = None - bom_found = False - encoding = None - default = 'utf-8' - def read_or_stop(): - try: - return readline() - except StopIteration: - return b'' - - def find_cookie(line): - try: - # Decode as UTF-8. Either the line is an encoding declaration, - # in which case it should be pure ASCII, or it must be UTF-8 - # per default encoding. - line_string = line.decode('utf-8') - except UnicodeDecodeError: - msg = "invalid or missing encoding declaration" - if filename is not None: - msg = '{} for {!r}'.format(msg, filename) - raise SyntaxError(msg) - - matches = cookie_re.findall(line_string) - if not matches: - return None - encoding = _get_normal_name(matches[0]) - try: - codec = lookup(encoding) - except LookupError: - # This behaviour mimics the Python interpreter - if filename is None: - msg = "unknown encoding: " + encoding - else: - msg = "unknown encoding for {!r}: {}".format(filename, - encoding) - raise SyntaxError(msg) - - if bom_found: - if codec.name != 'utf-8': - # This behaviour mimics the Python interpreter - if filename is None: - msg = 'encoding problem: utf-8' - else: - msg = 'encoding problem for {!r}: utf-8'.format(filename) - raise SyntaxError(msg) - encoding += '-sig' - return encoding - - first = read_or_stop() - if first.startswith(BOM_UTF8): - bom_found = True - first = first[3:] - default = 'utf-8-sig' - if not first: - return default, [] - - encoding = find_cookie(first) - if encoding: - return encoding, [first] - - second = read_or_stop() - if not second: - return default, [first] - - encoding = find_cookie(second) - if encoding: - return encoding, [first, second] - - return default, [first, second] - -# For converting & <-> & etc. -try: - from html import escape -except ImportError: - from cgi import escape -if sys.version_info[:2] < (3, 4): - unescape = HTMLParser().unescape -else: - from html import unescape - -try: - from collections import ChainMap -except ImportError: # pragma: no cover - from collections import MutableMapping - - try: - from reprlib import recursive_repr as _recursive_repr - except ImportError: - def _recursive_repr(fillvalue='...'): - ''' - Decorator to make a repr function return fillvalue for a recursive - call - ''' - - def decorating_function(user_function): - repr_running = set() - - def wrapper(self): - key = id(self), get_ident() - if key in repr_running: - return fillvalue - repr_running.add(key) - try: - result = user_function(self) - finally: - repr_running.discard(key) - return result - - # Can't use functools.wraps() here because of bootstrap issues - wrapper.__module__ = getattr(user_function, '__module__') - wrapper.__doc__ = getattr(user_function, '__doc__') - wrapper.__name__ = getattr(user_function, '__name__') - wrapper.__annotations__ = getattr(user_function, '__annotations__', {}) - return wrapper - - return decorating_function - - class ChainMap(MutableMapping): - ''' A ChainMap groups multiple dicts (or other mappings) together - to create a single, updateable view. - - The underlying mappings are stored in a list. That list is public and can - accessed or updated using the *maps* attribute. There is no other state. - - Lookups search the underlying mappings successively until a key is found. - In contrast, writes, updates, and deletions only operate on the first - mapping. - - ''' - - def __init__(self, *maps): - '''Initialize a ChainMap by setting *maps* to the given mappings. - If no mappings are provided, a single empty dictionary is used. - - ''' - self.maps = list(maps) or [{}] # always at least one map - - def __missing__(self, key): - raise KeyError(key) - - def __getitem__(self, key): - for mapping in self.maps: - try: - return mapping[key] # can't use 'key in mapping' with defaultdict - except KeyError: - pass - return self.__missing__(key) # support subclasses that define __missing__ - - def get(self, key, default=None): - return self[key] if key in self else default - - def __len__(self): - return len(set().union(*self.maps)) # reuses stored hash values if possible - - def __iter__(self): - return iter(set().union(*self.maps)) - - def __contains__(self, key): - return any(key in m for m in self.maps) - - def __bool__(self): - return any(self.maps) - - @_recursive_repr() - def __repr__(self): - return '{0.__class__.__name__}({1})'.format( - self, ', '.join(map(repr, self.maps))) - - @classmethod - def fromkeys(cls, iterable, *args): - 'Create a ChainMap with a single dict created from the iterable.' - return cls(dict.fromkeys(iterable, *args)) - - def copy(self): - 'New ChainMap or subclass with a new copy of maps[0] and refs to maps[1:]' - return self.__class__(self.maps[0].copy(), *self.maps[1:]) - - __copy__ = copy - - def new_child(self): # like Django's Context.push() - 'New ChainMap with a new dict followed by all previous maps.' - return self.__class__({}, *self.maps) - - @property - def parents(self): # like Django's Context.pop() - 'New ChainMap from maps[1:].' - return self.__class__(*self.maps[1:]) - - def __setitem__(self, key, value): - self.maps[0][key] = value - - def __delitem__(self, key): - try: - del self.maps[0][key] - except KeyError: - raise KeyError('Key not found in the first mapping: {!r}'.format(key)) - - def popitem(self): - 'Remove and return an item pair from maps[0]. Raise KeyError is maps[0] is empty.' - try: - return self.maps[0].popitem() - except KeyError: - raise KeyError('No keys found in the first mapping.') - - def pop(self, key, *args): - 'Remove *key* from maps[0] and return its value. Raise KeyError if *key* not in maps[0].' - try: - return self.maps[0].pop(key, *args) - except KeyError: - raise KeyError('Key not found in the first mapping: {!r}'.format(key)) - - def clear(self): - 'Clear maps[0], leaving maps[1:] intact.' - self.maps[0].clear() - -try: - from imp import cache_from_source -except ImportError: # pragma: no cover - def cache_from_source(path, debug_override=None): - assert path.endswith('.py') - if debug_override is None: - debug_override = __debug__ - if debug_override: - suffix = 'c' - else: - suffix = 'o' - return path + suffix - -try: - from collections import OrderedDict -except ImportError: # pragma: no cover -## {{{ http://code.activestate.com/recipes/576693/ (r9) -# Backport of OrderedDict() class that runs on Python 2.4, 2.5, 2.6, 2.7 and pypy. -# Passes Python2.7's test suite and incorporates all the latest updates. - try: - from thread import get_ident as _get_ident - except ImportError: - from dummy_thread import get_ident as _get_ident - - try: - from _abcoll import KeysView, ValuesView, ItemsView - except ImportError: - pass - - - class OrderedDict(dict): - 'Dictionary that remembers insertion order' - # An inherited dict maps keys to values. - # The inherited dict provides __getitem__, __len__, __contains__, and get. - # The remaining methods are order-aware. - # Big-O running times for all methods are the same as for regular dictionaries. - - # The internal self.__map dictionary maps keys to links in a doubly linked list. - # The circular doubly linked list starts and ends with a sentinel element. - # The sentinel element never gets deleted (this simplifies the algorithm). - # Each link is stored as a list of length three: [PREV, NEXT, KEY]. - - def __init__(self, *args, **kwds): - '''Initialize an ordered dictionary. Signature is the same as for - regular dictionaries, but keyword arguments are not recommended - because their insertion order is arbitrary. - - ''' - if len(args) > 1: - raise TypeError('expected at most 1 arguments, got %d' % len(args)) - try: - self.__root - except AttributeError: - self.__root = root = [] # sentinel node - root[:] = [root, root, None] - self.__map = {} - self.__update(*args, **kwds) - - def __setitem__(self, key, value, dict_setitem=dict.__setitem__): - 'od.__setitem__(i, y) <==> od[i]=y' - # Setting a new item creates a new link which goes at the end of the linked - # list, and the inherited dictionary is updated with the new key/value pair. - if key not in self: - root = self.__root - last = root[0] - last[1] = root[0] = self.__map[key] = [last, root, key] - dict_setitem(self, key, value) - - def __delitem__(self, key, dict_delitem=dict.__delitem__): - 'od.__delitem__(y) <==> del od[y]' - # Deleting an existing item uses self.__map to find the link which is - # then removed by updating the links in the predecessor and successor nodes. - dict_delitem(self, key) - link_prev, link_next, key = self.__map.pop(key) - link_prev[1] = link_next - link_next[0] = link_prev - - def __iter__(self): - 'od.__iter__() <==> iter(od)' - root = self.__root - curr = root[1] - while curr is not root: - yield curr[2] - curr = curr[1] - - def __reversed__(self): - 'od.__reversed__() <==> reversed(od)' - root = self.__root - curr = root[0] - while curr is not root: - yield curr[2] - curr = curr[0] - - def clear(self): - 'od.clear() -> None. Remove all items from od.' - try: - for node in self.__map.itervalues(): - del node[:] - root = self.__root - root[:] = [root, root, None] - self.__map.clear() - except AttributeError: - pass - dict.clear(self) - - def popitem(self, last=True): - '''od.popitem() -> (k, v), return and remove a (key, value) pair. - Pairs are returned in LIFO order if last is true or FIFO order if false. - - ''' - if not self: - raise KeyError('dictionary is empty') - root = self.__root - if last: - link = root[0] - link_prev = link[0] - link_prev[1] = root - root[0] = link_prev - else: - link = root[1] - link_next = link[1] - root[1] = link_next - link_next[0] = root - key = link[2] - del self.__map[key] - value = dict.pop(self, key) - return key, value - - # -- the following methods do not depend on the internal structure -- - - def keys(self): - 'od.keys() -> list of keys in od' - return list(self) - - def values(self): - 'od.values() -> list of values in od' - return [self[key] for key in self] - - def items(self): - 'od.items() -> list of (key, value) pairs in od' - return [(key, self[key]) for key in self] - - def iterkeys(self): - 'od.iterkeys() -> an iterator over the keys in od' - return iter(self) - - def itervalues(self): - 'od.itervalues -> an iterator over the values in od' - for k in self: - yield self[k] - - def iteritems(self): - 'od.iteritems -> an iterator over the (key, value) items in od' - for k in self: - yield (k, self[k]) - - def update(*args, **kwds): - '''od.update(E, **F) -> None. Update od from dict/iterable E and F. - - If E is a dict instance, does: for k in E: od[k] = E[k] - If E has a .keys() method, does: for k in E.keys(): od[k] = E[k] - Or if E is an iterable of items, does: for k, v in E: od[k] = v - In either case, this is followed by: for k, v in F.items(): od[k] = v - - ''' - if len(args) > 2: - raise TypeError('update() takes at most 2 positional ' - 'arguments (%d given)' % (len(args),)) - elif not args: - raise TypeError('update() takes at least 1 argument (0 given)') - self = args[0] - # Make progressively weaker assumptions about "other" - other = () - if len(args) == 2: - other = args[1] - if isinstance(other, dict): - for key in other: - self[key] = other[key] - elif hasattr(other, 'keys'): - for key in other.keys(): - self[key] = other[key] - else: - for key, value in other: - self[key] = value - for key, value in kwds.items(): - self[key] = value - - __update = update # let subclasses override update without breaking __init__ - - __marker = object() - - def pop(self, key, default=__marker): - '''od.pop(k[,d]) -> v, remove specified key and return the corresponding value. - If key is not found, d is returned if given, otherwise KeyError is raised. - - ''' - if key in self: - result = self[key] - del self[key] - return result - if default is self.__marker: - raise KeyError(key) - return default - - def setdefault(self, key, default=None): - 'od.setdefault(k[,d]) -> od.get(k,d), also set od[k]=d if k not in od' - if key in self: - return self[key] - self[key] = default - return default - - def __repr__(self, _repr_running=None): - 'od.__repr__() <==> repr(od)' - if not _repr_running: _repr_running = {} - call_key = id(self), _get_ident() - if call_key in _repr_running: - return '...' - _repr_running[call_key] = 1 - try: - if not self: - return '%s()' % (self.__class__.__name__,) - return '%s(%r)' % (self.__class__.__name__, self.items()) - finally: - del _repr_running[call_key] - - def __reduce__(self): - 'Return state information for pickling' - items = [[k, self[k]] for k in self] - inst_dict = vars(self).copy() - for k in vars(OrderedDict()): - inst_dict.pop(k, None) - if inst_dict: - return (self.__class__, (items,), inst_dict) - return self.__class__, (items,) - - def copy(self): - 'od.copy() -> a shallow copy of od' - return self.__class__(self) - - @classmethod - def fromkeys(cls, iterable, value=None): - '''OD.fromkeys(S[, v]) -> New ordered dictionary with keys from S - and values equal to v (which defaults to None). - - ''' - d = cls() - for key in iterable: - d[key] = value - return d - - def __eq__(self, other): - '''od.__eq__(y) <==> od==y. Comparison to another OD is order-sensitive - while comparison to a regular mapping is order-insensitive. - - ''' - if isinstance(other, OrderedDict): - return len(self)==len(other) and self.items() == other.items() - return dict.__eq__(self, other) - - def __ne__(self, other): - return not self == other - - # -- the following methods are only used in Python 2.7 -- - - def viewkeys(self): - "od.viewkeys() -> a set-like object providing a view on od's keys" - return KeysView(self) - - def viewvalues(self): - "od.viewvalues() -> an object providing a view on od's values" - return ValuesView(self) - - def viewitems(self): - "od.viewitems() -> a set-like object providing a view on od's items" - return ItemsView(self) - -try: - from logging.config import BaseConfigurator, valid_ident -except ImportError: # pragma: no cover - IDENTIFIER = re.compile('^[a-z_][a-z0-9_]*$', re.I) - - - def valid_ident(s): - m = IDENTIFIER.match(s) - if not m: - raise ValueError('Not a valid Python identifier: %r' % s) - return True - - - # The ConvertingXXX classes are wrappers around standard Python containers, - # and they serve to convert any suitable values in the container. The - # conversion converts base dicts, lists and tuples to their wrapped - # equivalents, whereas strings which match a conversion format are converted - # appropriately. - # - # Each wrapper should have a configurator attribute holding the actual - # configurator to use for conversion. - - class ConvertingDict(dict): - """A converting dictionary wrapper.""" - - def __getitem__(self, key): - value = dict.__getitem__(self, key) - result = self.configurator.convert(value) - #If the converted value is different, save for next time - if value is not result: - self[key] = result - if type(result) in (ConvertingDict, ConvertingList, - ConvertingTuple): - result.parent = self - result.key = key - return result - - def get(self, key, default=None): - value = dict.get(self, key, default) - result = self.configurator.convert(value) - #If the converted value is different, save for next time - if value is not result: - self[key] = result - if type(result) in (ConvertingDict, ConvertingList, - ConvertingTuple): - result.parent = self - result.key = key - return result - - def pop(self, key, default=None): - value = dict.pop(self, key, default) - result = self.configurator.convert(value) - if value is not result: - if type(result) in (ConvertingDict, ConvertingList, - ConvertingTuple): - result.parent = self - result.key = key - return result - - class ConvertingList(list): - """A converting list wrapper.""" - def __getitem__(self, key): - value = list.__getitem__(self, key) - result = self.configurator.convert(value) - #If the converted value is different, save for next time - if value is not result: - self[key] = result - if type(result) in (ConvertingDict, ConvertingList, - ConvertingTuple): - result.parent = self - result.key = key - return result - - def pop(self, idx=-1): - value = list.pop(self, idx) - result = self.configurator.convert(value) - if value is not result: - if type(result) in (ConvertingDict, ConvertingList, - ConvertingTuple): - result.parent = self - return result - - class ConvertingTuple(tuple): - """A converting tuple wrapper.""" - def __getitem__(self, key): - value = tuple.__getitem__(self, key) - result = self.configurator.convert(value) - if value is not result: - if type(result) in (ConvertingDict, ConvertingList, - ConvertingTuple): - result.parent = self - result.key = key - return result - - class BaseConfigurator(object): - """ - The configurator base class which defines some useful defaults. - """ - - CONVERT_PATTERN = re.compile(r'^(?P<prefix>[a-z]+)://(?P<suffix>.*)$') - - WORD_PATTERN = re.compile(r'^\s*(\w+)\s*') - DOT_PATTERN = re.compile(r'^\.\s*(\w+)\s*') - INDEX_PATTERN = re.compile(r'^\[\s*(\w+)\s*\]\s*') - DIGIT_PATTERN = re.compile(r'^\d+$') - - value_converters = { - 'ext' : 'ext_convert', - 'cfg' : 'cfg_convert', - } - - # We might want to use a different one, e.g. importlib - importer = staticmethod(__import__) - - def __init__(self, config): - self.config = ConvertingDict(config) - self.config.configurator = self - - def resolve(self, s): - """ - Resolve strings to objects using standard import and attribute - syntax. - """ - name = s.split('.') - used = name.pop(0) - try: - found = self.importer(used) - for frag in name: - used += '.' + frag - try: - found = getattr(found, frag) - except AttributeError: - self.importer(used) - found = getattr(found, frag) - return found - except ImportError: - e, tb = sys.exc_info()[1:] - v = ValueError('Cannot resolve %r: %s' % (s, e)) - v.__cause__, v.__traceback__ = e, tb - raise v - - def ext_convert(self, value): - """Default converter for the ext:// protocol.""" - return self.resolve(value) - - def cfg_convert(self, value): - """Default converter for the cfg:// protocol.""" - rest = value - m = self.WORD_PATTERN.match(rest) - if m is None: - raise ValueError("Unable to convert %r" % value) - else: - rest = rest[m.end():] - d = self.config[m.groups()[0]] - #print d, rest - while rest: - m = self.DOT_PATTERN.match(rest) - if m: - d = d[m.groups()[0]] - else: - m = self.INDEX_PATTERN.match(rest) - if m: - idx = m.groups()[0] - if not self.DIGIT_PATTERN.match(idx): - d = d[idx] - else: - try: - n = int(idx) # try as number first (most likely) - d = d[n] - except TypeError: - d = d[idx] - if m: - rest = rest[m.end():] - else: - raise ValueError('Unable to convert ' - '%r at %r' % (value, rest)) - #rest should be empty - return d - - def convert(self, value): - """ - Convert values to an appropriate type. dicts, lists and tuples are - replaced by their converting alternatives. Strings are checked to - see if they have a conversion format and are converted if they do. - """ - if not isinstance(value, ConvertingDict) and isinstance(value, dict): - value = ConvertingDict(value) - value.configurator = self - elif not isinstance(value, ConvertingList) and isinstance(value, list): - value = ConvertingList(value) - value.configurator = self - elif not isinstance(value, ConvertingTuple) and\ - isinstance(value, tuple): - value = ConvertingTuple(value) - value.configurator = self - elif isinstance(value, string_types): - m = self.CONVERT_PATTERN.match(value) - if m: - d = m.groupdict() - prefix = d['prefix'] - converter = self.value_converters.get(prefix, None) - if converter: - suffix = d['suffix'] - converter = getattr(self, converter) - value = converter(suffix) - return value - - def configure_custom(self, config): - """Configure an object with a user-supplied factory.""" - c = config.pop('()') - if not callable(c): - c = self.resolve(c) - props = config.pop('.', None) - # Check for valid identifiers - kwargs = dict([(k, config[k]) for k in config if valid_ident(k)]) - result = c(**kwargs) - if props: - for name, value in props.items(): - setattr(result, name, value) - return result - - def as_tuple(self, value): - """Utility function which converts lists to tuples.""" - if isinstance(value, list): - value = tuple(value) - return value diff --git a/jython-tosca-parser/src/main/resources/Lib/site-packages/pip/_vendor/distlib/database.py b/jython-tosca-parser/src/main/resources/Lib/site-packages/pip/_vendor/distlib/database.py deleted file mode 100644 index 0f013ec..0000000 --- a/jython-tosca-parser/src/main/resources/Lib/site-packages/pip/_vendor/distlib/database.py +++ /dev/null @@ -1,1301 +0,0 @@ -# -*- coding: utf-8 -*- -# -# Copyright (C) 2012-2013 The Python Software Foundation. -# See LICENSE.txt and CONTRIBUTORS.txt. -# -"""PEP 376 implementation.""" - -from __future__ import unicode_literals - -import base64 -import codecs -import contextlib -import hashlib -import logging -import os -import posixpath -import sys -import zipimport - -from . import DistlibException, resources -from .compat import StringIO -from .version import get_scheme, UnsupportedVersionError -from .metadata import Metadata, METADATA_FILENAME -from .util import (parse_requirement, cached_property, parse_name_and_version, - read_exports, write_exports, CSVReader, CSVWriter) - - -__all__ = ['Distribution', 'BaseInstalledDistribution', - 'InstalledDistribution', 'EggInfoDistribution', - 'DistributionPath'] - - -logger = logging.getLogger(__name__) - -EXPORTS_FILENAME = 'pydist-exports.json' -COMMANDS_FILENAME = 'pydist-commands.json' - -DIST_FILES = ('INSTALLER', METADATA_FILENAME, 'RECORD', 'REQUESTED', - 'RESOURCES', EXPORTS_FILENAME, 'SHARED') - -DISTINFO_EXT = '.dist-info' - - -class _Cache(object): - """ - A simple cache mapping names and .dist-info paths to distributions - """ - def __init__(self): - """ - Initialise an instance. There is normally one for each DistributionPath. - """ - self.name = {} - self.path = {} - self.generated = False - - def clear(self): - """ - Clear the cache, setting it to its initial state. - """ - self.name.clear() - self.path.clear() - self.generated = False - - def add(self, dist): - """ - Add a distribution to the cache. - :param dist: The distribution to add. - """ - if dist.path not in self.path: - self.path[dist.path] = dist - self.name.setdefault(dist.key, []).append(dist) - - -class DistributionPath(object): - """ - Represents a set of distributions installed on a path (typically sys.path). - """ - def __init__(self, path=None, include_egg=False): - """ - Create an instance from a path, optionally including legacy (distutils/ - setuptools/distribute) distributions. - :param path: The path to use, as a list of directories. If not specified, - sys.path is used. - :param include_egg: If True, this instance will look for and return legacy - distributions as well as those based on PEP 376. - """ - if path is None: - path = sys.path - self.path = path - self._include_dist = True - self._include_egg = include_egg - - self._cache = _Cache() - self._cache_egg = _Cache() - self._cache_enabled = True - self._scheme = get_scheme('default') - - def _get_cache_enabled(self): - return self._cache_enabled - - def _set_cache_enabled(self, value): - self._cache_enabled = value - - cache_enabled = property(_get_cache_enabled, _set_cache_enabled) - - def clear_cache(self): - """ - Clears the internal cache. - """ - self._cache.clear() - self._cache_egg.clear() - - - def _yield_distributions(self): - """ - Yield .dist-info and/or .egg(-info) distributions. - """ - # We need to check if we've seen some resources already, because on - # some Linux systems (e.g. some Debian/Ubuntu variants) there are - # symlinks which alias other files in the environment. - seen = set() - for path in self.path: - finder = resources.finder_for_path(path) - if finder is None: - continue - r = finder.find('') - if not r or not r.is_container: - continue - rset = sorted(r.resources) - for entry in rset: - r = finder.find(entry) - if not r or r.path in seen: - continue - if self._include_dist and entry.endswith(DISTINFO_EXT): - metadata_path = posixpath.join(entry, METADATA_FILENAME) - pydist = finder.find(metadata_path) - if not pydist: - continue - - metadata = Metadata(fileobj=pydist.as_stream(), - scheme='legacy') - logger.debug('Found %s', r.path) - seen.add(r.path) - yield new_dist_class(r.path, metadata=metadata, - env=self) - elif self._include_egg and entry.endswith(('.egg-info', - '.egg')): - logger.debug('Found %s', r.path) - seen.add(r.path) - yield old_dist_class(r.path, self) - - def _generate_cache(self): - """ - Scan the path for distributions and populate the cache with - those that are found. - """ - gen_dist = not self._cache.generated - gen_egg = self._include_egg and not self._cache_egg.generated - if gen_dist or gen_egg: - for dist in self._yield_distributions(): - if isinstance(dist, InstalledDistribution): - self._cache.add(dist) - else: - self._cache_egg.add(dist) - - if gen_dist: - self._cache.generated = True - if gen_egg: - self._cache_egg.generated = True - - @classmethod - def distinfo_dirname(cls, name, version): - """ - The *name* and *version* parameters are converted into their - filename-escaped form, i.e. any ``'-'`` characters are replaced - with ``'_'`` other than the one in ``'dist-info'`` and the one - separating the name from the version number. - - :parameter name: is converted to a standard distribution name by replacing - any runs of non- alphanumeric characters with a single - ``'-'``. - :type name: string - :parameter version: is converted to a standard version string. Spaces - become dots, and all other non-alphanumeric characters - (except dots) become dashes, with runs of multiple - dashes condensed to a single dash. - :type version: string - :returns: directory name - :rtype: string""" - name = name.replace('-', '_') - return '-'.join([name, version]) + DISTINFO_EXT - - def get_distributions(self): - """ - Provides an iterator that looks for distributions and returns - :class:`InstalledDistribution` or - :class:`EggInfoDistribution` instances for each one of them. - - :rtype: iterator of :class:`InstalledDistribution` and - :class:`EggInfoDistribution` instances - """ - if not self._cache_enabled: - for dist in self._yield_distributions(): - yield dist - else: - self._generate_cache() - - for dist in self._cache.path.values(): - yield dist - - if self._include_egg: - for dist in self._cache_egg.path.values(): - yield dist - - def get_distribution(self, name): - """ - Looks for a named distribution on the path. - - This function only returns the first result found, as no more than one - value is expected. If nothing is found, ``None`` is returned. - - :rtype: :class:`InstalledDistribution`, :class:`EggInfoDistribution` - or ``None`` - """ - result = None - name = name.lower() - if not self._cache_enabled: - for dist in self._yield_distributions(): - if dist.key == name: - result = dist - break - else: - self._generate_cache() - - if name in self._cache.name: - result = self._cache.name[name][0] - elif self._include_egg and name in self._cache_egg.name: - result = self._cache_egg.name[name][0] - return result - - def provides_distribution(self, name, version=None): - """ - Iterates over all distributions to find which distributions provide *name*. - If a *version* is provided, it will be used to filter the results. - - This function only returns the first result found, since no more than - one values are expected. If the directory is not found, returns ``None``. - - :parameter version: a version specifier that indicates the version - required, conforming to the format in ``PEP-345`` - - :type name: string - :type version: string - """ - matcher = None - if not version is None: - try: - matcher = self._scheme.matcher('%s (%s)' % (name, version)) - except ValueError: - raise DistlibException('invalid name or version: %r, %r' % - (name, version)) - - for dist in self.get_distributions(): - provided = dist.provides - - for p in provided: - p_name, p_ver = parse_name_and_version(p) - if matcher is None: - if p_name == name: - yield dist - break - else: - if p_name == name and matcher.match(p_ver): - yield dist - break - - def get_file_path(self, name, relative_path): - """ - Return the path to a resource file. - """ - dist = self.get_distribution(name) - if dist is None: - raise LookupError('no distribution named %r found' % name) - return dist.get_resource_path(relative_path) - - def get_exported_entries(self, category, name=None): - """ - Return all of the exported entries in a particular category. - - :param category: The category to search for entries. - :param name: If specified, only entries with that name are returned. - """ - for dist in self.get_distributions(): - r = dist.exports - if category in r: - d = r[category] - if name is not None: - if name in d: - yield d[name] - else: - for v in d.values(): - yield v - - -class Distribution(object): - """ - A base class for distributions, whether installed or from indexes. - Either way, it must have some metadata, so that's all that's needed - for construction. - """ - - build_time_dependency = False - """ - Set to True if it's known to be only a build-time dependency (i.e. - not needed after installation). - """ - - requested = False - """A boolean that indicates whether the ``REQUESTED`` metadata file is - present (in other words, whether the package was installed by user - request or it was installed as a dependency).""" - - def __init__(self, metadata): - """ - Initialise an instance. - :param metadata: The instance of :class:`Metadata` describing this - distribution. - """ - self.metadata = metadata - self.name = metadata.name - self.key = self.name.lower() # for case-insensitive comparisons - self.version = metadata.version - self.locator = None - self.digest = None - self.extras = None # additional features requested - self.context = None # environment marker overrides - - @property - def source_url(self): - """ - The source archive download URL for this distribution. - """ - return self.metadata.source_url - - download_url = source_url # Backward compatibility - - @property - def name_and_version(self): - """ - A utility property which displays the name and version in parentheses. - """ - return '%s (%s)' % (self.name, self.version) - - @property - def provides(self): - """ - A set of distribution names and versions provided by this distribution. - :return: A set of "name (version)" strings. - """ - plist = self.metadata.provides - s = '%s (%s)' % (self.name, self.version) - if s not in plist: - plist.append(s) - return plist - - def _get_requirements(self, req_attr): - reqts = getattr(self.metadata, req_attr) - return set(self.metadata.get_requirements(reqts, extras=self.extras, - env=self.context)) - - @property - def run_requires(self): - return self._get_requirements('run_requires') - - @property - def meta_requires(self): - return self._get_requirements('meta_requires') - - @property - def build_requires(self): - return self._get_requirements('build_requires') - - @property - def test_requires(self): - return self._get_requirements('test_requires') - - @property - def dev_requires(self): - return self._get_requirements('dev_requires') - - def matches_requirement(self, req): - """ - Say if this instance matches (fulfills) a requirement. - :param req: The requirement to match. - :rtype req: str - :return: True if it matches, else False. - """ - # Requirement may contain extras - parse to lose those - # from what's passed to the matcher - r = parse_requirement(req) - scheme = get_scheme(self.metadata.scheme) - try: - matcher = scheme.matcher(r.requirement) - except UnsupportedVersionError: - # XXX compat-mode if cannot read the version - logger.warning('could not read version %r - using name only', - req) - name = req.split()[0] - matcher = scheme.matcher(name) - - name = matcher.key # case-insensitive - - result = False - for p in self.provides: - p_name, p_ver = parse_name_and_version(p) - if p_name != name: - continue - try: - result = matcher.match(p_ver) - break - except UnsupportedVersionError: - pass - return result - - def __repr__(self): - """ - Return a textual representation of this instance, - """ - if self.source_url: - suffix = ' [%s]' % self.source_url - else: - suffix = '' - return '<Distribution %s (%s)%s>' % (self.name, self.version, suffix) - - def __eq__(self, other): - """ - See if this distribution is the same as another. - :param other: The distribution to compare with. To be equal to one - another. distributions must have the same type, name, - version and source_url. - :return: True if it is the same, else False. - """ - if type(other) is not type(self): - result = False - else: - result = (self.name == other.name and - self.version == other.version and - self.source_url == other.source_url) - return result - - def __hash__(self): - """ - Compute hash in a way which matches the equality test. - """ - return hash(self.name) + hash(self.version) + hash(self.source_url) - - -class BaseInstalledDistribution(Distribution): - """ - This is the base class for installed distributions (whether PEP 376 or - legacy). - """ - - hasher = None - - def __init__(self, metadata, path, env=None): - """ - Initialise an instance. - :param metadata: An instance of :class:`Metadata` which describes the - distribution. This will normally have been initialised - from a metadata file in the ``path``. - :param path: The path of the ``.dist-info`` or ``.egg-info`` - directory for the distribution. - :param env: This is normally the :class:`DistributionPath` - instance where this distribution was found. - """ - super(BaseInstalledDistribution, self).__init__(metadata) - self.path = path - self.dist_path = env - - def get_hash(self, data, hasher=None): - """ - Get the hash of some data, using a particular hash algorithm, if - specified. - - :param data: The data to be hashed. - :type data: bytes - :param hasher: The name of a hash implementation, supported by hashlib, - or ``None``. Examples of valid values are ``'sha1'``, - ``'sha224'``, ``'sha384'``, '``sha256'``, ``'md5'`` and - ``'sha512'``. If no hasher is specified, the ``hasher`` - attribute of the :class:`InstalledDistribution` instance - is used. If the hasher is determined to be ``None``, MD5 - is used as the hashing algorithm. - :returns: The hash of the data. If a hasher was explicitly specified, - the returned hash will be prefixed with the specified hasher - followed by '='. - :rtype: str - """ - if hasher is None: - hasher = self.hasher - if hasher is None: - hasher = hashlib.md5 - prefix = '' - else: - hasher = getattr(hashlib, hasher) - prefix = '%s=' % self.hasher - digest = hasher(data).digest() - digest = base64.urlsafe_b64encode(digest).rstrip(b'=').decode('ascii') - return '%s%s' % (prefix, digest) - - -class InstalledDistribution(BaseInstalledDistribution): - """ - Created with the *path* of the ``.dist-info`` directory provided to the - constructor. It reads the metadata contained in ``pydist.json`` when it is - instantiated., or uses a passed in Metadata instance (useful for when - dry-run mode is being used). - """ - - hasher = 'sha256' - - def __init__(self, path, metadata=None, env=None): - self.finder = finder = resources.finder_for_path(path) - if finder is None: - import pdb; pdb.set_trace () - if env and env._cache_enabled and path in env._cache.path: - metadata = env._cache.path[path].metadata - elif metadata is None: - r = finder.find(METADATA_FILENAME) - # Temporary - for legacy support - if r is None: - r = finder.find('METADATA') - if r is None: - raise ValueError('no %s found in %s' % (METADATA_FILENAME, - path)) - with contextlib.closing(r.as_stream()) as stream: - metadata = Metadata(fileobj=stream, scheme='legacy') - - super(InstalledDistribution, self).__init__(metadata, path, env) - - if env and env._cache_enabled: - env._cache.add(self) - - try: - r = finder.find('REQUESTED') - except AttributeError: - import pdb; pdb.set_trace () - self.requested = r is not None - - def __repr__(self): - return '<InstalledDistribution %r %s at %r>' % ( - self.name, self.version, self.path) - - def __str__(self): - return "%s %s" % (self.name, self.version) - - def _get_records(self): - """ - Get the list of installed files for the distribution - :return: A list of tuples of path, hash and size. Note that hash and - size might be ``None`` for some entries. The path is exactly - as stored in the file (which is as in PEP 376). - """ - results = [] - r = self.get_distinfo_resource('RECORD') - with contextlib.closing(r.as_stream()) as stream: - with CSVReader(stream=stream) as record_reader: - # Base location is parent dir of .dist-info dir - #base_location = os.path.dirname(self.path) - #base_location = os.path.abspath(base_location) - for row in record_reader: - missing = [None for i in range(len(row), 3)] - path, checksum, size = row + missing - #if not os.path.isabs(path): - # path = path.replace('/', os.sep) - # path = os.path.join(base_location, path) - results.append((path, checksum, size)) - return results - - @cached_property - def exports(self): - """ - Return the information exported by this distribution. - :return: A dictionary of exports, mapping an export category to a dict - of :class:`ExportEntry` instances describing the individual - export entries, and keyed by name. - """ - result = {} - r = self.get_distinfo_resource(EXPORTS_FILENAME) - if r: - result = self.read_exports() - return result - - def read_exports(self): - """ - Read exports data from a file in .ini format. - - :return: A dictionary of exports, mapping an export category to a list - of :class:`ExportEntry` instances describing the individual - export entries. - """ - result = {} - r = self.get_distinfo_resource(EXPORTS_FILENAME) - if r: - with contextlib.closing(r.as_stream()) as stream: - result = read_exports(stream) - return result - - def write_exports(self, exports): - """ - Write a dictionary of exports to a file in .ini format. - :param exports: A dictionary of exports, mapping an export category to - a list of :class:`ExportEntry` instances describing the - individual export entries. - """ - rf = self.get_distinfo_file(EXPORTS_FILENAME) - with open(rf, 'w') as f: - write_exports(exports, f) - - def get_resource_path(self, relative_path): - """ - NOTE: This API may change in the future. - - Return the absolute path to a resource file with the given relative - path. - - :param relative_path: The path, relative to .dist-info, of the resource - of interest. - :return: The absolute path where the resource is to be found. - """ - r = self.get_distinfo_resource('RESOURCES') - with contextlib.closing(r.as_stream()) as stream: - with CSVReader(stream=stream) as resources_reader: - for relative, destination in resources_reader: - if relative == relative_path: - return destination - raise KeyError('no resource file with relative path %r ' - 'is installed' % relative_path) - - def list_installed_files(self): - """ - Iterates over the ``RECORD`` entries and returns a tuple - ``(path, hash, size)`` for each line. - - :returns: iterator of (path, hash, size) - """ - for result in self._get_records(): - yield result - - def write_installed_files(self, paths, prefix, dry_run=False): - """ - Writes the ``RECORD`` file, using the ``paths`` iterable passed in. Any - existing ``RECORD`` file is silently overwritten. - - prefix is used to determine when to write absolute paths. - """ - prefix = os.path.join(prefix, '') - base = os.path.dirname(self.path) - base_under_prefix = base.startswith(prefix) - base = os.path.join(base, '') - record_path = self.get_distinfo_file('RECORD') - logger.info('creating %s', record_path) - if dry_run: - return None - with CSVWriter(record_path) as writer: - for path in paths: - if os.path.isdir(path) or path.endswith(('.pyc', '.pyo')): - # do not put size and hash, as in PEP-376 - hash_value = size = '' - else: - size = '%d' % os.path.getsize(path) - with open(path, 'rb') as fp: - hash_value = self.get_hash(fp.read()) - if path.startswith(base) or (base_under_prefix and - path.startswith(prefix)): - path = os.path.relpath(path, base) - writer.writerow((path, hash_value, size)) - - # add the RECORD file itself - if record_path.startswith(base): - record_path = os.path.relpath(record_path, base) - writer.writerow((record_path, '', '')) - return record_path - - def check_installed_files(self): - """ - Checks that the hashes and sizes of the files in ``RECORD`` are - matched by the files themselves. Returns a (possibly empty) list of - mismatches. Each entry in the mismatch list will be a tuple consisting - of the path, 'exists', 'size' or 'hash' according to what didn't match - (existence is checked first, then size, then hash), the expected - value and the actual value. - """ - mismatches = [] - base = os.path.dirname(self.path) - record_path = self.get_distinfo_file('RECORD') - for path, hash_value, size in self.list_installed_files(): - if not os.path.isabs(path): - path = os.path.join(base, path) - if path == record_path: - continue - if not os.path.exists(path): - mismatches.append((path, 'exists', True, False)) - elif os.path.isfile(path): - actual_size = str(os.path.getsize(path)) - if size and actual_size != size: - mismatches.append((path, 'size', size, actual_size)) - elif hash_value: - if '=' in hash_value: - hasher = hash_value.split('=', 1)[0] - else: - hasher = None - - with open(path, 'rb') as f: - actual_hash = self.get_hash(f.read(), hasher) - if actual_hash != hash_value: - mismatches.append((path, 'hash', hash_value, actual_hash)) - return mismatches - - @cached_property - def shared_locations(self): - """ - A dictionary of shared locations whose keys are in the set 'prefix', - 'purelib', 'platlib', 'scripts', 'headers', 'data' and 'namespace'. - The corresponding value is the absolute path of that category for - this distribution, and takes into account any paths selected by the - user at installation time (e.g. via command-line arguments). In the - case of the 'namespace' key, this would be a list of absolute paths - for the roots of namespace packages in this distribution. - - The first time this property is accessed, the relevant information is - read from the SHARED file in the .dist-info directory. - """ - result = {} - shared_path = os.path.join(self.path, 'SHARED') - if os.path.isfile(shared_path): - with codecs.open(shared_path, 'r', encoding='utf-8') as f: - lines = f.read().splitlines() - for line in lines: - key, value = line.split('=', 1) - if key == 'namespace': - result.setdefault(key, []).append(value) - else: - result[key] = value - return result - - def write_shared_locations(self, paths, dry_run=False): - """ - Write shared location information to the SHARED file in .dist-info. - :param paths: A dictionary as described in the documentation for - :meth:`shared_locations`. - :param dry_run: If True, the action is logged but no file is actually - written. - :return: The path of the file written to. - """ - shared_path = os.path.join(self.path, 'SHARED') - logger.info('creating %s', shared_path) - if dry_run: - return None - lines = [] - for key in ('prefix', 'lib', 'headers', 'scripts', 'data'): - path = paths[key] - if os.path.isdir(paths[key]): - lines.append('%s=%s' % (key, path)) - for ns in paths.get('namespace', ()): - lines.append('namespace=%s' % ns) - - with codecs.open(shared_path, 'w', encoding='utf-8') as f: - f.write('\n'.join(lines)) - return shared_path - - def get_distinfo_resource(self, path): - if path not in DIST_FILES: - raise DistlibException('invalid path for a dist-info file: ' - '%r at %r' % (path, self.path)) - finder = resources.finder_for_path(self.path) - if finder is None: - raise DistlibException('Unable to get a finder for %s' % self.path) - return finder.find(path) - - def get_distinfo_file(self, path): - """ - Returns a path located under the ``.dist-info`` directory. Returns a - string representing the path. - - :parameter path: a ``'/'``-separated path relative to the - ``.dist-info`` directory or an absolute path; - If *path* is an absolute path and doesn't start - with the ``.dist-info`` directory path, - a :class:`DistlibException` is raised - :type path: str - :rtype: str - """ - # Check if it is an absolute path # XXX use relpath, add tests - if path.find(os.sep) >= 0: - # it's an absolute path? - distinfo_dirname, path = path.split(os.sep)[-2:] - if distinfo_dirname != self.path.split(os.sep)[-1]: - raise DistlibException( - 'dist-info file %r does not belong to the %r %s ' - 'distribution' % (path, self.name, self.version)) - - # The file must be relative - if path not in DIST_FILES: - raise DistlibException('invalid path for a dist-info file: ' - '%r at %r' % (path, self.path)) - - return os.path.join(self.path, path) - - def list_distinfo_files(self): - """ - Iterates over the ``RECORD`` entries and returns paths for each line if - the path is pointing to a file located in the ``.dist-info`` directory - or one of its subdirectories. - - :returns: iterator of paths - """ - base = os.path.dirname(self.path) - for path, checksum, size in self._get_records(): - # XXX add separator or use real relpath algo - if not os.path.isabs(path): - path = os.path.join(base, path) - if path.startswith(self.path): - yield path - - def __eq__(self, other): - return (isinstance(other, InstalledDistribution) and - self.path == other.path) - - # See http://docs.python.org/reference/datamodel#object.__hash__ - __hash__ = object.__hash__ - - -class EggInfoDistribution(BaseInstalledDistribution): - """Created with the *path* of the ``.egg-info`` directory or file provided - to the constructor. It reads the metadata contained in the file itself, or - if the given path happens to be a directory, the metadata is read from the - file ``PKG-INFO`` under that directory.""" - - requested = True # as we have no way of knowing, assume it was - shared_locations = {} - - def __init__(self, path, env=None): - def set_name_and_version(s, n, v): - s.name = n - s.key = n.lower() # for case-insensitive comparisons - s.version = v - - self.path = path - self.dist_path = env - if env and env._cache_enabled and path in env._cache_egg.path: - metadata = env._cache_egg.path[path].metadata - set_name_and_version(self, metadata.name, metadata.version) - else: - metadata = self._get_metadata(path) - - # Need to be set before caching - set_name_and_version(self, metadata.name, metadata.version) - - if env and env._cache_enabled: - env._cache_egg.add(self) - super(EggInfoDistribution, self).__init__(metadata, path, env) - - def _get_metadata(self, path): - requires = None - - def parse_requires_data(data): - """Create a list of dependencies from a requires.txt file. - - *data*: the contents of a setuptools-produced requires.txt file. - """ - reqs = [] - lines = data.splitlines() - for line in lines: - line = line.strip() - if line.startswith('['): - logger.warning('Unexpected line: quitting requirement scan: %r', - line) - break - r = parse_requirement(line) - if not r: - logger.warning('Not recognised as a requirement: %r', line) - continue - if r.extras: - logger.warning('extra requirements in requires.txt are ' - 'not supported') - if not r.constraints: - reqs.append(r.name) - else: - cons = ', '.join('%s%s' % c for c in r.constraints) - reqs.append('%s (%s)' % (r.name, cons)) - return reqs - - def parse_requires_path(req_path): - """Create a list of dependencies from a requires.txt file. - - *req_path*: the path to a setuptools-produced requires.txt file. - """ - - reqs = [] - try: - with codecs.open(req_path, 'r', 'utf-8') as fp: - reqs = parse_requires_data(fp.read()) - except IOError: - pass - return reqs - - if path.endswith('.egg'): - if os.path.isdir(path): - meta_path = os.path.join(path, 'EGG-INFO', 'PKG-INFO') - metadata = Metadata(path=meta_path, scheme='legacy') - req_path = os.path.join(path, 'EGG-INFO', 'requires.txt') - requires = parse_requires_path(req_path) - else: - # FIXME handle the case where zipfile is not available - zipf = zipimport.zipimporter(path) - fileobj = StringIO( - zipf.get_data('EGG-INFO/PKG-INFO').decode('utf8')) - metadata = Metadata(fileobj=fileobj, scheme='legacy') - try: - data = zipf.get_data('EGG-INFO/requires.txt') - requires = parse_requires_data(data.decode('utf-8')) - except IOError: - requires = None - elif path.endswith('.egg-info'): - if os.path.isdir(path): - path = os.path.join(path, 'PKG-INFO') - req_path = os.path.join(path, 'requires.txt') - requires = parse_requires_path(req_path) - metadata = Metadata(path=path, scheme='legacy') - else: - raise DistlibException('path must end with .egg-info or .egg, ' - 'got %r' % path) - - if requires: - metadata.add_requirements(requires) - return metadata - - def __repr__(self): - return '<EggInfoDistribution %r %s at %r>' % ( - self.name, self.version, self.path) - - def __str__(self): - return "%s %s" % (self.name, self.version) - - def check_installed_files(self): - """ - Checks that the hashes and sizes of the files in ``RECORD`` are - matched by the files themselves. Returns a (possibly empty) list of - mismatches. Each entry in the mismatch list will be a tuple consisting - of the path, 'exists', 'size' or 'hash' according to what didn't match - (existence is checked first, then size, then hash), the expected - value and the actual value. - """ - mismatches = [] - record_path = os.path.join(self.path, 'installed-files.txt') - if os.path.exists(record_path): - for path, _, _ in self.list_installed_files(): - if path == record_path: - continue - if not os.path.exists(path): - mismatches.append((path, 'exists', True, False)) - return mismatches - - def list_installed_files(self): - """ - Iterates over the ``installed-files.txt`` entries and returns a tuple - ``(path, hash, size)`` for each line. - - :returns: a list of (path, hash, size) - """ - - def _md5(path): - f = open(path, 'rb') - try: - content = f.read() - finally: - f.close() - return hashlib.md5(content).hexdigest() - - def _size(path): - return os.stat(path).st_size - - record_path = os.path.join(self.path, 'installed-files.txt') - result = [] - if os.path.exists(record_path): - with codecs.open(record_path, 'r', encoding='utf-8') as f: - for line in f: - line = line.strip() - p = os.path.normpath(os.path.join(self.path, line)) - # "./" is present as a marker between installed files - # and installation metadata files - if not os.path.exists(p): - logger.warning('Non-existent file: %s', p) - if p.endswith(('.pyc', '.pyo')): - continue - #otherwise fall through and fail - if not os.path.isdir(p): - result.append((p, _md5(p), _size(p))) - result.append((record_path, None, None)) - return result - - def list_distinfo_files(self, absolute=False): - """ - Iterates over the ``installed-files.txt`` entries and returns paths for - each line if the path is pointing to a file located in the - ``.egg-info`` directory or one of its subdirectories. - - :parameter absolute: If *absolute* is ``True``, each returned path is - transformed into a local absolute path. Otherwise the - raw value from ``installed-files.txt`` is returned. - :type absolute: boolean - :returns: iterator of paths - """ - record_path = os.path.join(self.path, 'installed-files.txt') - skip = True - with codecs.open(record_path, 'r', encoding='utf-8') as f: - for line in f: - line = line.strip() - if line == './': - skip = False - continue - if not skip: - p = os.path.normpath(os.path.join(self.path, line)) - if p.startswith(self.path): - if absolute: - yield p - else: - yield line - - def __eq__(self, other): - return (isinstance(other, EggInfoDistribution) and - self.path == other.path) - - # See http://docs.python.org/reference/datamodel#object.__hash__ - __hash__ = object.__hash__ - -new_dist_class = InstalledDistribution -old_dist_class = EggInfoDistribution - - -class DependencyGraph(object): - """ - Represents a dependency graph between distributions. - - The dependency relationships are stored in an ``adjacency_list`` that maps - distributions to a list of ``(other, label)`` tuples where ``other`` - is a distribution and the edge is labeled with ``label`` (i.e. the version - specifier, if such was provided). Also, for more efficient traversal, for - every distribution ``x``, a list of predecessors is kept in - ``reverse_list[x]``. An edge from distribution ``a`` to - distribution ``b`` means that ``a`` depends on ``b``. If any missing - dependencies are found, they are stored in ``missing``, which is a - dictionary that maps distributions to a list of requirements that were not - provided by any other distributions. - """ - - def __init__(self): - self.adjacency_list = {} - self.reverse_list = {} - self.missing = {} - - def add_distribution(self, distribution): - """Add the *distribution* to the graph. - - :type distribution: :class:`distutils2.database.InstalledDistribution` - or :class:`distutils2.database.EggInfoDistribution` - """ - self.adjacency_list[distribution] = [] - self.reverse_list[distribution] = [] - #self.missing[distribution] = [] - - def add_edge(self, x, y, label=None): - """Add an edge from distribution *x* to distribution *y* with the given - *label*. - - :type x: :class:`distutils2.database.InstalledDistribution` or - :class:`distutils2.database.EggInfoDistribution` - :type y: :class:`distutils2.database.InstalledDistribution` or - :class:`distutils2.database.EggInfoDistribution` - :type label: ``str`` or ``None`` - """ - self.adjacency_list[x].append((y, label)) - # multiple edges are allowed, so be careful - if x not in self.reverse_list[y]: - self.reverse_list[y].append(x) - - def add_missing(self, distribution, requirement): - """ - Add a missing *requirement* for the given *distribution*. - - :type distribution: :class:`distutils2.database.InstalledDistribution` - or :class:`distutils2.database.EggInfoDistribution` - :type requirement: ``str`` - """ - logger.debug('%s missing %r', distribution, requirement) - self.missing.setdefault(distribution, []).append(requirement) - - def _repr_dist(self, dist): - return '%s %s' % (dist.name, dist.version) - - def repr_node(self, dist, level=1): - """Prints only a subgraph""" - output = [self._repr_dist(dist)] - for other, label in self.adjacency_list[dist]: - dist = self._repr_dist(other) - if label is not None: - dist = '%s [%s]' % (dist, label) - output.append(' ' * level + str(dist)) - suboutput = self.repr_node(other, level + 1) - subs = suboutput.split('\n') - output.extend(subs[1:]) - return '\n'.join(output) - - def to_dot(self, f, skip_disconnected=True): - """Writes a DOT output for the graph to the provided file *f*. - - If *skip_disconnected* is set to ``True``, then all distributions - that are not dependent on any other distribution are skipped. - - :type f: has to support ``file``-like operations - :type skip_disconnected: ``bool`` - """ - disconnected = [] - - f.write("digraph dependencies {\n") - for dist, adjs in self.adjacency_list.items(): - if len(adjs) == 0 and not skip_disconnected: - disconnected.append(dist) - for other, label in adjs: - if not label is None: - f.write('"%s" -> "%s" [label="%s"]\n' % - (dist.name, other.name, label)) - else: - f.write('"%s" -> "%s"\n' % (dist.name, other.name)) - if not skip_disconnected and len(disconnected) > 0: - f.write('subgraph disconnected {\n') - f.write('label = "Disconnected"\n') - f.write('bgcolor = red\n') - - for dist in disconnected: - f.write('"%s"' % dist.name) - f.write('\n') - f.write('}\n') - f.write('}\n') - - def topological_sort(self): - """ - Perform a topological sort of the graph. - :return: A tuple, the first element of which is a topologically sorted - list of distributions, and the second element of which is a - list of distributions that cannot be sorted because they have - circular dependencies and so form a cycle. - """ - result = [] - # Make a shallow copy of the adjacency list - alist = {} - for k, v in self.adjacency_list.items(): - alist[k] = v[:] - while True: - # See what we can remove in this run - to_remove = [] - for k, v in list(alist.items())[:]: - if not v: - to_remove.append(k) - del alist[k] - if not to_remove: - # What's left in alist (if anything) is a cycle. - break - # Remove from the adjacency list of others - for k, v in alist.items(): - alist[k] = [(d, r) for d, r in v if d not in to_remove] - logger.debug('Moving to result: %s', - ['%s (%s)' % (d.name, d.version) for d in to_remove]) - result.extend(to_remove) - return result, list(alist.keys()) - - def __repr__(self): - """Representation of the graph""" - output = [] - for dist, adjs in self.adjacency_list.items(): - output.append(self.repr_node(dist)) - return '\n'.join(output) - - -def make_graph(dists, scheme='default'): - """Makes a dependency graph from the given distributions. - - :parameter dists: a list of distributions - :type dists: list of :class:`distutils2.database.InstalledDistribution` and - :class:`distutils2.database.EggInfoDistribution` instances - :rtype: a :class:`DependencyGraph` instance - """ - scheme = get_scheme(scheme) - graph = DependencyGraph() - provided = {} # maps names to lists of (version, dist) tuples - - # first, build the graph and find out what's provided - for dist in dists: - graph.add_distribution(dist) - - for p in dist.provides: - name, version = parse_name_and_version(p) - logger.debug('Add to provided: %s, %s, %s', name, version, dist) - provided.setdefault(name, []).append((version, dist)) - - # now make the edges - for dist in dists: - requires = (dist.run_requires | dist.meta_requires | - dist.build_requires | dist.dev_requires) - for req in requires: - try: - matcher = scheme.matcher(req) - except UnsupportedVersionError: - # XXX compat-mode if cannot read the version - logger.warning('could not read version %r - using name only', - req) - name = req.split()[0] - matcher = scheme.matcher(name) - - name = matcher.key # case-insensitive - - matched = False - if name in provided: - for version, provider in provided[name]: - try: - match = matcher.match(version) - except UnsupportedVersionError: - match = False - - if match: - graph.add_edge(dist, provider, req) - matched = True - break - if not matched: - graph.add_missing(dist, req) - return graph - - -def get_dependent_dists(dists, dist): - """Recursively generate a list of distributions from *dists* that are - dependent on *dist*. - - :param dists: a list of distributions - :param dist: a distribution, member of *dists* for which we are interested - """ - if dist not in dists: - raise DistlibException('given distribution %r is not a member ' - 'of the list' % dist.name) - graph = make_graph(dists) - - dep = [dist] # dependent distributions - todo = graph.reverse_list[dist] # list of nodes we should inspect - - while todo: - d = todo.pop() - dep.append(d) - for succ in graph.reverse_list[d]: - if succ not in dep: - todo.append(succ) - - dep.pop(0) # remove dist from dep, was there to prevent infinite loops - return dep - - -def get_required_dists(dists, dist): - """Recursively generate a list of distributions from *dists* that are - required by *dist*. - - :param dists: a list of distributions - :param dist: a distribution, member of *dists* for which we are interested - """ - if dist not in dists: - raise DistlibException('given distribution %r is not a member ' - 'of the list' % dist.name) - graph = make_graph(dists) - - req = [] # required distributions - todo = graph.adjacency_list[dist] # list of nodes we should inspect - - while todo: - d = todo.pop()[0] - req.append(d) - for pred in graph.adjacency_list[d]: - if pred not in req: - todo.append(pred) - - return req - - -def make_dist(name, version, **kwargs): - """ - A convenience method for making a dist given just a name and version. - """ - summary = kwargs.pop('summary', 'Placeholder for summary') - md = Metadata(**kwargs) - md.name = name - md.version = version - md.summary = summary or 'Plaeholder for summary' - return Distribution(md) diff --git a/jython-tosca-parser/src/main/resources/Lib/site-packages/pip/_vendor/distlib/index.py b/jython-tosca-parser/src/main/resources/Lib/site-packages/pip/_vendor/distlib/index.py deleted file mode 100644 index 30b2aa5..0000000 --- a/jython-tosca-parser/src/main/resources/Lib/site-packages/pip/_vendor/distlib/index.py +++ /dev/null @@ -1,480 +0,0 @@ -# -*- coding: utf-8 -*- -# -# Copyright (C) 2013 Vinay Sajip. -# Licensed to the Python Software Foundation under a contributor agreement. -# See LICENSE.txt and CONTRIBUTORS.txt. -# -import hashlib -import logging -import os -import shutil -import subprocess -import tempfile -try: - from threading import Thread -except ImportError: - from dummy_threading import Thread - -from distlib import DistlibException -from distlib.compat import (HTTPBasicAuthHandler, Request, HTTPPasswordMgr, - urlparse, build_opener) -from distlib.util import cached_property, zip_dir - -logger = logging.getLogger(__name__) - -DEFAULT_INDEX = 'https://pypi.python.org/pypi' -DEFAULT_REALM = 'pypi' - -class PackageIndex(object): - """ - This class represents a package index compatible with PyPI, the Python - Package Index. - """ - - boundary = b'----------ThIs_Is_tHe_distlib_index_bouNdaRY_$' - - def __init__(self, url=None): - """ - Initialise an instance. - - :param url: The URL of the index. If not specified, the URL for PyPI is - used. - """ - self.url = url or DEFAULT_INDEX - self.read_configuration() - scheme, netloc, path, params, query, frag = urlparse(self.url) - if params or query or frag or scheme not in ('http', 'https'): - raise DistlibException('invalid repository: %s' % self.url) - self.password_handler = None - self.ssl_verifier = None - self.gpg = None - self.gpg_home = None - with open(os.devnull, 'w') as sink: - for s in ('gpg2', 'gpg'): - try: - rc = subprocess.check_call([s, '--version'], stdout=sink, - stderr=sink) - if rc == 0: - self.gpg = s - break - except OSError: - pass - - def _get_pypirc_command(self): - """ - Get the distutils command for interacting with PyPI configurations. - :return: the command. - """ - from distutils.core import Distribution - from distutils.config import PyPIRCCommand - d = Distribution() - return PyPIRCCommand(d) - - def read_configuration(self): - """ - Read the PyPI access configuration as supported by distutils, getting - PyPI to do the acutal work. This populates ``username``, ``password``, - ``realm`` and ``url`` attributes from the configuration. - """ - # get distutils to do the work - c = self._get_pypirc_command() - c.repository = self.url - cfg = c._read_pypirc() - self.username = cfg.get('username') - self.password = cfg.get('password') - self.realm = cfg.get('realm', 'pypi') - self.url = cfg.get('repository', self.url) - - def save_configuration(self): - """ - Save the PyPI access configuration. You must have set ``username`` and - ``password`` attributes before calling this method. - - Again, distutils is used to do the actual work. - """ - self.check_credentials() - # get distutils to do the work - c = self._get_pypirc_command() - c._store_pypirc(self.username, self.password) - - def check_credentials(self): - """ - Check that ``username`` and ``password`` have been set, and raise an - exception if not. - """ - if self.username is None or self.password is None: - raise DistlibException('username and password must be set') - pm = HTTPPasswordMgr() - _, netloc, _, _, _, _ = urlparse(self.url) - pm.add_password(self.realm, netloc, self.username, self.password) - self.password_handler = HTTPBasicAuthHandler(pm) - - def register(self, metadata): - """ - Register a distribution on PyPI, using the provided metadata. - - :param metadata: A :class:`Metadata` instance defining at least a name - and version number for the distribution to be - registered. - :return: The HTTP response received from PyPI upon submission of the - request. - """ - self.check_credentials() - metadata.validate() - d = metadata.todict() - d[':action'] = 'verify' - request = self.encode_request(d.items(), []) - response = self.send_request(request) - d[':action'] = 'submit' - request = self.encode_request(d.items(), []) - return self.send_request(request) - - def _reader(self, name, stream, outbuf): - """ - Thread runner for reading lines of from a subprocess into a buffer. - - :param name: The logical name of the stream (used for logging only). - :param stream: The stream to read from. This will typically a pipe - connected to the output stream of a subprocess. - :param outbuf: The list to append the read lines to. - """ - while True: - s = stream.readline() - if not s: - break - s = s.decode('utf-8').rstrip() - outbuf.append(s) - logger.debug('%s: %s' % (name, s)) - stream.close() - - def get_sign_command(self, filename, signer, sign_password): - """ - Return a suitable command for signing a file. - - :param filename: The pathname to the file to be signed. - :param signer: The identifier of the signer of the file. - :param sign_password: The passphrase for the signer's - private key used for signing. - :return: The signing command as a list suitable to be - passed to :class:`subprocess.Popen`. - """ - cmd = [self.gpg, '--status-fd', '2', '--no-tty'] - if self.gpg_home: - cmd.extend(['--homedir', self.gpg_home]) - if sign_password is not None: - cmd.extend(['--batch', '--passphrase-fd', '0']) - td = tempfile.mkdtemp() - sf = os.path.join(td, os.path.basename(filename) + '.asc') - cmd.extend(['--detach-sign', '--armor', '--local-user', - signer, '--output', sf, filename]) - logger.debug('invoking: %s', ' '.join(cmd)) - return cmd, sf - - def run_command(self, cmd, input_data=None): - """ - Run a command in a child process , passing it any input data specified. - - :param cmd: The command to run. - :param input_data: If specified, this must be a byte string containing - data to be sent to the child process. - :return: A tuple consisting of the subprocess' exit code, a list of - lines read from the subprocess' ``stdout``, and a list of - lines read from the subprocess' ``stderr``. - """ - kwargs = { - 'stdout': subprocess.PIPE, - 'stderr': subprocess.PIPE, - } - if input_data is not None: - kwargs['stdin'] = subprocess.PIPE - stdout = [] - stderr = [] - p = subprocess.Popen(cmd, **kwargs) - # We don't use communicate() here because we may need to - # get clever with interacting with the command - t1 = Thread(target=self._reader, args=('stdout', p.stdout, stdout)) - t1.start() - t2 = Thread(target=self._reader, args=('stderr', p.stderr, stderr)) - t2.start() - if input_data is not None: - p.stdin.write(input_data) - p.stdin.close() - - p.wait() - t1.join() - t2.join() - return p.returncode, stdout, stderr - - def sign_file(self, filename, signer, sign_password): - """ - Sign a file. - - :param filename: The pathname to the file to be signed. - :param signer: The identifier of the signer of the file. - :param sign_password: The passphrase for the signer's - private key used for signing. - :return: The absolute pathname of the file where the signature is - stored. - """ - cmd, sig_file = self.get_sign_command(filename, signer, sign_password) - rc, stdout, stderr = self.run_command(cmd, - sign_password.encode('utf-8')) - if rc != 0: - raise DistlibException('sign command failed with error ' - 'code %s' % rc) - return sig_file - - def upload_file(self, metadata, filename, signer=None, sign_password=None, - filetype='sdist', pyversion='source'): - """ - Upload a release file to the index. - - :param metadata: A :class:`Metadata` instance defining at least a name - and version number for the file to be uploaded. - :param filename: The pathname of the file to be uploaded. - :param signer: The identifier of the signer of the file. - :param sign_password: The passphrase for the signer's - private key used for signing. - :param filetype: The type of the file being uploaded. This is the - distutils command which produced that file, e.g. - ``sdist`` or ``bdist_wheel``. - :param pyversion: The version of Python which the release relates - to. For code compatible with any Python, this would - be ``source``, otherwise it would be e.g. ``3.2``. - :return: The HTTP response received from PyPI upon submission of the - request. - """ - self.check_credentials() - if not os.path.exists(filename): - raise DistlibException('not found: %s' % filename) - metadata.validate() - d = metadata.todict() - sig_file = None - if signer: - if not self.gpg: - logger.warning('no signing program available - not signed') - else: - sig_file = self.sign_file(filename, signer, sign_password) - with open(filename, 'rb') as f: - file_data = f.read() - md5_digest = hashlib.md5(file_data).hexdigest() - sha256_digest = hashlib.sha256(file_data).hexdigest() - d.update({ - ':action': 'file_upload', - 'protcol_version': '1', - 'filetype': filetype, - 'pyversion': pyversion, - 'md5_digest': md5_digest, - 'sha256_digest': sha256_digest, - }) - files = [('content', os.path.basename(filename), file_data)] - if sig_file: - with open(sig_file, 'rb') as f: - sig_data = f.read() - files.append(('gpg_signature', os.path.basename(sig_file), - sig_data)) - shutil.rmtree(os.path.dirname(sig_file)) - request = self.encode_request(d.items(), files) - return self.send_request(request) - - def upload_documentation(self, metadata, doc_dir): - """ - Upload documentation to the index. - - :param metadata: A :class:`Metadata` instance defining at least a name - and version number for the documentation to be - uploaded. - :param doc_dir: The pathname of the directory which contains the - documentation. This should be the directory that - contains the ``index.html`` for the documentation. - :return: The HTTP response received from PyPI upon submission of the - request. - """ - self.check_credentials() - if not os.path.isdir(doc_dir): - raise DistlibException('not a directory: %r' % doc_dir) - fn = os.path.join(doc_dir, 'index.html') - if not os.path.exists(fn): - raise DistlibException('not found: %r' % fn) - metadata.validate() - name, version = metadata.name, metadata.version - zip_data = zip_dir(doc_dir).getvalue() - fields = [(':action', 'doc_upload'), - ('name', name), ('version', version)] - files = [('content', name, zip_data)] - request = self.encode_request(fields, files) - return self.send_request(request) - - def get_verify_command(self, signature_filename, data_filename): - """ - Return a suitable command for verifying a file. - - :param signature_filename: The pathname to the file containing the - signature. - :param data_filename: The pathname to the file containing the - signed data. - :return: The verifying command as a list suitable to be - passed to :class:`subprocess.Popen`. - """ - cmd = [self.gpg, '--status-fd', '2', '--no-tty'] - if self.gpg_home: - cmd.extend(['--homedir', self.gpg_home]) - cmd.extend(['--verify', signature_filename, data_filename]) - logger.debug('invoking: %s', ' '.join(cmd)) - return cmd - - def verify_signature(self, signature_filename, data_filename): - """ - Verify a signature for a file. - - :param signature_filename: The pathname to the file containing the - signature. - :param data_filename: The pathname to the file containing the - signed data. - :return: True if the signature was verified, else False. - """ - if not self.gpg: - raise DistlibException('verification unavailable because gpg ' - 'unavailable') - cmd = self.get_verify_command(signature_filename, data_filename) - rc, stdout, stderr = self.run_command(cmd) - if rc not in (0, 1): - raise DistlibException('verify command failed with error ' - 'code %s' % rc) - return rc == 0 - - def download_file(self, url, destfile, digest=None, reporthook=None): - """ - This is a convenience method for downloading a file from an URL. - Normally, this will be a file from the index, though currently - no check is made for this (i.e. a file can be downloaded from - anywhere). - - The method is just like the :func:`urlretrieve` function in the - standard library, except that it allows digest computation to be - done during download and checking that the downloaded data - matched any expected value. - - :param url: The URL of the file to be downloaded (assumed to be - available via an HTTP GET request). - :param destfile: The pathname where the downloaded file is to be - saved. - :param digest: If specified, this must be a (hasher, value) - tuple, where hasher is the algorithm used (e.g. - ``'md5'``) and ``value`` is the expected value. - :param reporthook: The same as for :func:`urlretrieve` in the - standard library. - """ - if digest is None: - digester = None - logger.debug('No digest specified') - else: - if isinstance(digest, (list, tuple)): - hasher, digest = digest - else: - hasher = 'md5' - digester = getattr(hashlib, hasher)() - logger.debug('Digest specified: %s' % digest) - # The following code is equivalent to urlretrieve. - # We need to do it this way so that we can compute the - # digest of the file as we go. - with open(destfile, 'wb') as dfp: - # addinfourl is not a context manager on 2.x - # so we have to use try/finally - sfp = self.send_request(Request(url)) - try: - headers = sfp.info() - blocksize = 8192 - size = -1 - read = 0 - blocknum = 0 - if "content-length" in headers: - size = int(headers["Content-Length"]) - if reporthook: - reporthook(blocknum, blocksize, size) - while True: - block = sfp.read(blocksize) - if not block: - break - read += len(block) - dfp.write(block) - if digester: - digester.update(block) - blocknum += 1 - if reporthook: - reporthook(blocknum, blocksize, size) - finally: - sfp.close() - - # check that we got the whole file, if we can - if size >= 0 and read < size: - raise DistlibException( - 'retrieval incomplete: got only %d out of %d bytes' - % (read, size)) - # if we have a digest, it must match. - if digester: - actual = digester.hexdigest() - if digest != actual: - raise DistlibException('%s digest mismatch for %s: expected ' - '%s, got %s' % (hasher, destfile, - digest, actual)) - logger.debug('Digest verified: %s', digest) - - def send_request(self, req): - """ - Send a standard library :class:`Request` to PyPI and return its - response. - - :param req: The request to send. - :return: The HTTP response from PyPI (a standard library HTTPResponse). - """ - handlers = [] - if self.password_handler: - handlers.append(self.password_handler) - if self.ssl_verifier: - handlers.append(self.ssl_verifier) - opener = build_opener(*handlers) - return opener.open(req) - - def encode_request(self, fields, files): - """ - Encode fields and files for posting to an HTTP server. - - :param fields: The fields to send as a list of (fieldname, value) - tuples. - :param files: The files to send as a list of (fieldname, filename, - file_bytes) tuple. - """ - # Adapted from packaging, which in turn was adapted from - # http://code.activestate.com/recipes/146306 - - parts = [] - boundary = self.boundary - for k, values in fields: - if not isinstance(values, (list, tuple)): - values = [values] - - for v in values: - parts.extend(( - b'--' + boundary, - ('Content-Disposition: form-data; name="%s"' % - k).encode('utf-8'), - b'', - v.encode('utf-8'))) - for key, filename, value in files: - parts.extend(( - b'--' + boundary, - ('Content-Disposition: form-data; name="%s"; filename="%s"' % - (key, filename)).encode('utf-8'), - b'', - value)) - - parts.extend((b'--' + boundary + b'--', b'')) - - body = b'\r\n'.join(parts) - ct = b'multipart/form-data; boundary=' + boundary - headers = { - 'Content-type': ct, - 'Content-length': str(len(body)) - } - return Request(self.url, body, headers) diff --git a/jython-tosca-parser/src/main/resources/Lib/site-packages/pip/_vendor/distlib/locators.py b/jython-tosca-parser/src/main/resources/Lib/site-packages/pip/_vendor/distlib/locators.py deleted file mode 100644 index ffe9931..0000000 --- a/jython-tosca-parser/src/main/resources/Lib/site-packages/pip/_vendor/distlib/locators.py +++ /dev/null @@ -1,1187 +0,0 @@ -# -*- coding: utf-8 -*- -# -# Copyright (C) 2012-2013 Vinay Sajip. -# Licensed to the Python Software Foundation under a contributor agreement. -# See LICENSE.txt and CONTRIBUTORS.txt. -# - -import gzip -from io import BytesIO -import json -import logging -import os -import posixpath -import re -try: - import threading -except ImportError: - import dummy_threading as threading -import zlib - -from . import DistlibException -from .compat import (urljoin, urlparse, urlunparse, url2pathname, pathname2url, - queue, quote, unescape, string_types, build_opener, - HTTPRedirectHandler as BaseRedirectHandler, - Request, HTTPError, URLError) -from .database import Distribution, DistributionPath, make_dist -from .metadata import Metadata -from .util import (cached_property, parse_credentials, ensure_slash, - split_filename, get_project_data, parse_requirement, - parse_name_and_version, ServerProxy) -from .version import get_scheme, UnsupportedVersionError -from .wheel import Wheel, is_compatible - -logger = logging.getLogger(__name__) - -HASHER_HASH = re.compile('^(\w+)=([a-f0-9]+)') -CHARSET = re.compile(r';\s*charset\s*=\s*(.*)\s*$', re.I) -HTML_CONTENT_TYPE = re.compile('text/html|application/x(ht)?ml') -DEFAULT_INDEX = 'http://python.org/pypi' - -def get_all_distribution_names(url=None): - """ - Return all distribution names known by an index. - :param url: The URL of the index. - :return: A list of all known distribution names. - """ - if url is None: - url = DEFAULT_INDEX - client = ServerProxy(url, timeout=3.0) - return client.list_packages() - -class RedirectHandler(BaseRedirectHandler): - """ - A class to work around a bug in some Python 3.2.x releases. - """ - # There's a bug in the base version for some 3.2.x - # (e.g. 3.2.2 on Ubuntu Oneiric). If a Location header - # returns e.g. /abc, it bails because it says the scheme '' - # is bogus, when actually it should use the request's - # URL for the scheme. See Python issue #13696. - def http_error_302(self, req, fp, code, msg, headers): - # Some servers (incorrectly) return multiple Location headers - # (so probably same goes for URI). Use first header. - newurl = None - for key in ('location', 'uri'): - if key in headers: - newurl = headers[key] - break - if newurl is None: - return - urlparts = urlparse(newurl) - if urlparts.scheme == '': - newurl = urljoin(req.get_full_url(), newurl) - if hasattr(headers, 'replace_header'): - headers.replace_header(key, newurl) - else: - headers[key] = newurl - return BaseRedirectHandler.http_error_302(self, req, fp, code, msg, - headers) - - http_error_301 = http_error_303 = http_error_307 = http_error_302 - -class Locator(object): - """ - A base class for locators - things that locate distributions. - """ - source_extensions = ('.tar.gz', '.tar.bz2', '.tar', '.zip', '.tgz', '.tbz') - binary_extensions = ('.egg', '.exe', '.whl') - excluded_extensions = ('.pdf',) - - # A list of tags indicating which wheels you want to match. The default - # value of None matches against the tags compatible with the running - # Python. If you want to match other values, set wheel_tags on a locator - # instance to a list of tuples (pyver, abi, arch) which you want to match. - wheel_tags = None - - downloadable_extensions = source_extensions + ('.whl',) - - def __init__(self, scheme='default'): - """ - Initialise an instance. - :param scheme: Because locators look for most recent versions, they - need to know the version scheme to use. This specifies - the current PEP-recommended scheme - use ``'legacy'`` - if you need to support existing distributions on PyPI. - """ - self._cache = {} - self.scheme = scheme - # Because of bugs in some of the handlers on some of the platforms, - # we use our own opener rather than just using urlopen. - self.opener = build_opener(RedirectHandler()) - # If get_project() is called from locate(), the matcher instance - # is set from the requirement passed to locate(). See issue #18 for - # why this can be useful to know. - self.matcher = None - - def clear_cache(self): - self._cache.clear() - - def _get_scheme(self): - return self._scheme - - def _set_scheme(self, value): - self._scheme = value - - scheme = property(_get_scheme, _set_scheme) - - def _get_project(self, name): - """ - For a given project, get a dictionary mapping available versions to Distribution - instances. - - This should be implemented in subclasses. - - If called from a locate() request, self.matcher will be set to a - matcher for the requirement to satisfy, otherwise it will be None. - """ - raise NotImplementedError('Please implement in the subclass') - - def get_distribution_names(self): - """ - Return all the distribution names known to this locator. - """ - raise NotImplementedError('Please implement in the subclass') - - def get_project(self, name): - """ - For a given project, get a dictionary mapping available versions to Distribution - instances. - - This calls _get_project to do all the work, and just implements a caching layer on top. - """ - if self._cache is None: - result = self._get_project(name) - elif name in self._cache: - result = self._cache[name] - else: - result = self._get_project(name) - self._cache[name] = result - return result - - def score_url(self, url): - """ - Give an url a score which can be used to choose preferred URLs - for a given project release. - """ - t = urlparse(url) - return (t.scheme != 'https', 'pypi.python.org' in t.netloc, - posixpath.basename(t.path)) - - def prefer_url(self, url1, url2): - """ - Choose one of two URLs where both are candidates for distribution - archives for the same version of a distribution (for example, - .tar.gz vs. zip). - - The current implement favours http:// URLs over https://, archives - from PyPI over those from other locations and then the archive name. - """ - result = url2 - if url1: - s1 = self.score_url(url1) - s2 = self.score_url(url2) - if s1 > s2: - result = url1 - if result != url2: - logger.debug('Not replacing %r with %r', url1, url2) - else: - logger.debug('Replacing %r with %r', url1, url2) - return result - - def split_filename(self, filename, project_name): - """ - Attempt to split a filename in project name, version and Python version. - """ - return split_filename(filename, project_name) - - def convert_url_to_download_info(self, url, project_name): - """ - See if a URL is a candidate for a download URL for a project (the URL - has typically been scraped from an HTML page). - - If it is, a dictionary is returned with keys "name", "version", - "filename" and "url"; otherwise, None is returned. - """ - def same_project(name1, name2): - name1, name2 = name1.lower(), name2.lower() - if name1 == name2: - result = True - else: - # distribute replaces '-' by '_' in project names, so it - # can tell where the version starts in a filename. - result = name1.replace('_', '-') == name2.replace('_', '-') - return result - - result = None - scheme, netloc, path, params, query, frag = urlparse(url) - if frag.lower().startswith('egg='): - logger.debug('%s: version hint in fragment: %r', - project_name, frag) - m = HASHER_HASH.match(frag) - if m: - algo, digest = m.groups() - else: - algo, digest = None, None - origpath = path - if path and path[-1] == '/': - path = path[:-1] - if path.endswith('.whl'): - try: - wheel = Wheel(path) - if is_compatible(wheel, self.wheel_tags): - if project_name is None: - include = True - else: - include = same_project(wheel.name, project_name) - if include: - result = { - 'name': wheel.name, - 'version': wheel.version, - 'filename': wheel.filename, - 'url': urlunparse((scheme, netloc, origpath, - params, query, '')), - 'python-version': ', '.join( - ['.'.join(list(v[2:])) for v in wheel.pyver]), - } - except Exception as e: - logger.warning('invalid path for wheel: %s', path) - elif path.endswith(self.downloadable_extensions): - path = filename = posixpath.basename(path) - for ext in self.downloadable_extensions: - if path.endswith(ext): - path = path[:-len(ext)] - t = self.split_filename(path, project_name) - if not t: - logger.debug('No match for project/version: %s', path) - else: - name, version, pyver = t - if not project_name or same_project(project_name, name): - result = { - 'name': name, - 'version': version, - 'filename': filename, - 'url': urlunparse((scheme, netloc, origpath, - params, query, '')), - #'packagetype': 'sdist', - } - if pyver: - result['python-version'] = pyver - break - if result and algo: - result['%s_digest' % algo] = digest - return result - - def _get_digest(self, info): - """ - Get a digest from a dictionary by looking at keys of the form - 'algo_digest'. - - Returns a 2-tuple (algo, digest) if found, else None. Currently - looks only for SHA256, then MD5. - """ - result = None - for algo in ('sha256', 'md5'): - key = '%s_digest' % algo - if key in info: - result = (algo, info[key]) - break - return result - - def _update_version_data(self, result, info): - """ - Update a result dictionary (the final result from _get_project) with a dictionary for a - specific version, whih typically holds information gleaned from a filename or URL for an - archive for the distribution. - """ - name = info.pop('name') - version = info.pop('version') - if version in result: - dist = result[version] - md = dist.metadata - else: - dist = make_dist(name, version, scheme=self.scheme) - md = dist.metadata - dist.digest = self._get_digest(info) - if md.source_url != info['url']: - md.source_url = self.prefer_url(md.source_url, info['url']) - dist.locator = self - result[version] = dist - - def locate(self, requirement, prereleases=False): - """ - Find the most recent distribution which matches the given - requirement. - - :param requirement: A requirement of the form 'foo (1.0)' or perhaps - 'foo (>= 1.0, < 2.0, != 1.3)' - :param prereleases: If ``True``, allow pre-release versions - to be located. Otherwise, pre-release versions - are not returned. - :return: A :class:`Distribution` instance, or ``None`` if no such - distribution could be located. - """ - result = None - r = parse_requirement(requirement) - if r is None: - raise DistlibException('Not a valid requirement: %r' % requirement) - scheme = get_scheme(self.scheme) - self.matcher = matcher = scheme.matcher(r.requirement) - logger.debug('matcher: %s (%s)', matcher, type(matcher).__name__) - versions = self.get_project(r.name) - if versions: - # sometimes, versions are invalid - slist = [] - vcls = matcher.version_class - for k in versions: - try: - if not matcher.match(k): - logger.debug('%s did not match %r', matcher, k) - else: - if prereleases or not vcls(k).is_prerelease: - slist.append(k) - else: - logger.debug('skipping pre-release ' - 'version %s of %s', k, matcher.name) - except Exception: - logger.warning('error matching %s with %r', matcher, k) - pass # slist.append(k) - if len(slist) > 1: - slist = sorted(slist, key=scheme.key) - if slist: - logger.debug('sorted list: %s', slist) - result = versions[slist[-1]] - if result and r.extras: - result.extras = r.extras - self.matcher = None - return result - - -class PyPIRPCLocator(Locator): - """ - This locator uses XML-RPC to locate distributions. It therefore - cannot be used with simple mirrors (that only mirror file content). - """ - def __init__(self, url, **kwargs): - """ - Initialise an instance. - - :param url: The URL to use for XML-RPC. - :param kwargs: Passed to the superclass constructor. - """ - super(PyPIRPCLocator, self).__init__(**kwargs) - self.base_url = url - self.client = ServerProxy(url, timeout=3.0) - - def get_distribution_names(self): - """ - Return all the distribution names known to this locator. - """ - return set(self.client.list_packages()) - - def _get_project(self, name): - result = {} - versions = self.client.package_releases(name, True) - for v in versions: - urls = self.client.release_urls(name, v) - data = self.client.release_data(name, v) - metadata = Metadata(scheme=self.scheme) - metadata.name = data['name'] - metadata.version = data['version'] - metadata.license = data.get('license') - metadata.keywords = data.get('keywords', []) - metadata.summary = data.get('summary') - dist = Distribution(metadata) - if urls: - info = urls[0] - metadata.source_url = info['url'] - dist.digest = self._get_digest(info) - dist.locator = self - result[v] = dist - return result - -class PyPIJSONLocator(Locator): - """ - This locator uses PyPI's JSON interface. It's very limited in functionality - nad probably not worth using. - """ - def __init__(self, url, **kwargs): - super(PyPIJSONLocator, self).__init__(**kwargs) - self.base_url = ensure_slash(url) - - def get_distribution_names(self): - """ - Return all the distribution names known to this locator. - """ - raise NotImplementedError('Not available from this locator') - - def _get_project(self, name): - result = {} - url = urljoin(self.base_url, '%s/json' % quote(name)) - try: - resp = self.opener.open(url) - data = resp.read().decode() # for now - d = json.loads(data) - md = Metadata(scheme=self.scheme) - data = d['info'] - md.name = data['name'] - md.version = data['version'] - md.license = data.get('license') - md.keywords = data.get('keywords', []) - md.summary = data.get('summary') - dist = Distribution(md) - urls = d['urls'] - if urls: - info = urls[0] - md.source_url = info['url'] - dist.digest = self._get_digest(info) - dist.locator = self - result[md.version] = dist - except Exception as e: - logger.exception('JSON fetch failed: %s', e) - return result - - -class Page(object): - """ - This class represents a scraped HTML page. - """ - # The following slightly hairy-looking regex just looks for the contents of - # an anchor link, which has an attribute "href" either immediately preceded - # or immediately followed by a "rel" attribute. The attribute values can be - # declared with double quotes, single quotes or no quotes - which leads to - # the length of the expression. - _href = re.compile(""" -(rel\s*=\s*(?:"(?P<rel1>[^"]*)"|'(?P<rel2>[^']*)'|(?P<rel3>[^>\s\n]*))\s+)? -href\s*=\s*(?:"(?P<url1>[^"]*)"|'(?P<url2>[^']*)'|(?P<url3>[^>\s\n]*)) -(\s+rel\s*=\s*(?:"(?P<rel4>[^"]*)"|'(?P<rel5>[^']*)'|(?P<rel6>[^>\s\n]*)))? -""", re.I | re.S | re.X) - _base = re.compile(r"""<base\s+href\s*=\s*['"]?([^'">]+)""", re.I | re.S) - - def __init__(self, data, url): - """ - Initialise an instance with the Unicode page contents and the URL they - came from. - """ - self.data = data - self.base_url = self.url = url - m = self._base.search(self.data) - if m: - self.base_url = m.group(1) - - _clean_re = re.compile(r'[^a-z0-9$&+,/:;=?@.#%_\\|-]', re.I) - - @cached_property - def links(self): - """ - Return the URLs of all the links on a page together with information - about their "rel" attribute, for determining which ones to treat as - downloads and which ones to queue for further scraping. - """ - def clean(url): - "Tidy up an URL." - scheme, netloc, path, params, query, frag = urlparse(url) - return urlunparse((scheme, netloc, quote(path), - params, query, frag)) - - result = set() - for match in self._href.finditer(self.data): - d = match.groupdict('') - rel = (d['rel1'] or d['rel2'] or d['rel3'] or - d['rel4'] or d['rel5'] or d['rel6']) - url = d['url1'] or d['url2'] or d['url3'] - url = urljoin(self.base_url, url) - url = unescape(url) - url = self._clean_re.sub(lambda m: '%%%2x' % ord(m.group(0)), url) - result.add((url, rel)) - # We sort the result, hoping to bring the most recent versions - # to the front - result = sorted(result, key=lambda t: t[0], reverse=True) - return result - - -class SimpleScrapingLocator(Locator): - """ - A locator which scrapes HTML pages to locate downloads for a distribution. - This runs multiple threads to do the I/O; performance is at least as good - as pip's PackageFinder, which works in an analogous fashion. - """ - - # These are used to deal with various Content-Encoding schemes. - decoders = { - 'deflate': zlib.decompress, - 'gzip': lambda b: gzip.GzipFile(fileobj=BytesIO(d)).read(), - 'none': lambda b: b, - } - - def __init__(self, url, timeout=None, num_workers=10, **kwargs): - """ - Initialise an instance. - :param url: The root URL to use for scraping. - :param timeout: The timeout, in seconds, to be applied to requests. - This defaults to ``None`` (no timeout specified). - :param num_workers: The number of worker threads you want to do I/O, - This defaults to 10. - :param kwargs: Passed to the superclass. - """ - super(SimpleScrapingLocator, self).__init__(**kwargs) - self.base_url = ensure_slash(url) - self.timeout = timeout - self._page_cache = {} - self._seen = set() - self._to_fetch = queue.Queue() - self._bad_hosts = set() - self.skip_externals = False - self.num_workers = num_workers - self._lock = threading.RLock() - - def _prepare_threads(self): - """ - Threads are created only when get_project is called, and terminate - before it returns. They are there primarily to parallelise I/O (i.e. - fetching web pages). - """ - self._threads = [] - for i in range(self.num_workers): - t = threading.Thread(target=self._fetch) - t.setDaemon(True) - t.start() - self._threads.append(t) - - def _wait_threads(self): - """ - Tell all the threads to terminate (by sending a sentinel value) and - wait for them to do so. - """ - # Note that you need two loops, since you can't say which - # thread will get each sentinel - for t in self._threads: - self._to_fetch.put(None) # sentinel - for t in self._threads: - t.join() - self._threads = [] - - def _get_project(self, name): - self.result = result = {} - self.project_name = name - url = urljoin(self.base_url, '%s/' % quote(name)) - self._seen.clear() - self._page_cache.clear() - self._prepare_threads() - try: - logger.debug('Queueing %s', url) - self._to_fetch.put(url) - self._to_fetch.join() - finally: - self._wait_threads() - del self.result - return result - - platform_dependent = re.compile(r'\b(linux-(i\d86|x86_64|arm\w+)|' - r'win(32|-amd64)|macosx-?\d+)\b', re.I) - - def _is_platform_dependent(self, url): - """ - Does an URL refer to a platform-specific download? - """ - return self.platform_dependent.search(url) - - def _process_download(self, url): - """ - See if an URL is a suitable download for a project. - - If it is, register information in the result dictionary (for - _get_project) about the specific version it's for. - - Note that the return value isn't actually used other than as a boolean - value. - """ - if self._is_platform_dependent(url): - info = None - else: - info = self.convert_url_to_download_info(url, self.project_name) - logger.debug('process_download: %s -> %s', url, info) - if info: - with self._lock: # needed because self.result is shared - self._update_version_data(self.result, info) - return info - - def _should_queue(self, link, referrer, rel): - """ - Determine whether a link URL from a referring page and with a - particular "rel" attribute should be queued for scraping. - """ - scheme, netloc, path, _, _, _ = urlparse(link) - if path.endswith(self.source_extensions + self.binary_extensions + - self.excluded_extensions): - result = False - elif self.skip_externals and not link.startswith(self.base_url): - result = False - elif not referrer.startswith(self.base_url): - result = False - elif rel not in ('homepage', 'download'): - result = False - elif scheme not in ('http', 'https', 'ftp'): - result = False - elif self._is_platform_dependent(link): - result = False - else: - host = netloc.split(':', 1)[0] - if host.lower() == 'localhost': - result = False - else: - result = True - logger.debug('should_queue: %s (%s) from %s -> %s', link, rel, - referrer, result) - return result - - def _fetch(self): - """ - Get a URL to fetch from the work queue, get the HTML page, examine its - links for download candidates and candidates for further scraping. - - This is a handy method to run in a thread. - """ - while True: - url = self._to_fetch.get() - try: - if url: - page = self.get_page(url) - if page is None: # e.g. after an error - continue - for link, rel in page.links: - if link not in self._seen: - self._seen.add(link) - if (not self._process_download(link) and - self._should_queue(link, url, rel)): - logger.debug('Queueing %s from %s', link, url) - self._to_fetch.put(link) - finally: - # always do this, to avoid hangs :-) - self._to_fetch.task_done() - if not url: - #logger.debug('Sentinel seen, quitting.') - break - - def get_page(self, url): - """ - Get the HTML for an URL, possibly from an in-memory cache. - - XXX TODO Note: this cache is never actually cleared. It's assumed that - the data won't get stale over the lifetime of a locator instance (not - necessarily true for the default_locator). - """ - # http://peak.telecommunity.com/DevCenter/EasyInstall#package-index-api - scheme, netloc, path, _, _, _ = urlparse(url) - if scheme == 'file' and os.path.isdir(url2pathname(path)): - url = urljoin(ensure_slash(url), 'index.html') - - if url in self._page_cache: - result = self._page_cache[url] - logger.debug('Returning %s from cache: %s', url, result) - else: - host = netloc.split(':', 1)[0] - result = None - if host in self._bad_hosts: - logger.debug('Skipping %s due to bad host %s', url, host) - else: - req = Request(url, headers={'Accept-encoding': 'identity'}) - try: - logger.debug('Fetching %s', url) - resp = self.opener.open(req, timeout=self.timeout) - logger.debug('Fetched %s', url) - headers = resp.info() - content_type = headers.get('Content-Type', '') - if HTML_CONTENT_TYPE.match(content_type): - final_url = resp.geturl() - data = resp.read() - encoding = headers.get('Content-Encoding') - if encoding: - decoder = self.decoders[encoding] # fail if not found - data = decoder(data) - encoding = 'utf-8' - m = CHARSET.search(content_type) - if m: - encoding = m.group(1) - try: - data = data.decode(encoding) - except UnicodeError: - data = data.decode('latin-1') # fallback - result = Page(data, final_url) - self._page_cache[final_url] = result - except HTTPError as e: - if e.code != 404: - logger.exception('Fetch failed: %s: %s', url, e) - except URLError as e: - logger.exception('Fetch failed: %s: %s', url, e) - with self._lock: - self._bad_hosts.add(host) - except Exception as e: - logger.exception('Fetch failed: %s: %s', url, e) - finally: - self._page_cache[url] = result # even if None (failure) - return result - - _distname_re = re.compile('<a href=[^>]*>([^<]+)<') - - def get_distribution_names(self): - """ - Return all the distribution names known to this locator. - """ - result = set() - page = self.get_page(self.base_url) - if not page: - raise DistlibException('Unable to get %s' % self.base_url) - for match in self._distname_re.finditer(page.data): - result.add(match.group(1)) - return result - -class DirectoryLocator(Locator): - """ - This class locates distributions in a directory tree. - """ - - def __init__(self, path, **kwargs): - """ - Initialise an instance. - :param path: The root of the directory tree to search. - :param kwargs: Passed to the superclass constructor, - except for: - * recursive - if True (the default), subdirectories are - recursed into. If False, only the top-level directory - is searched, - """ - self.recursive = kwargs.pop('recursive', True) - super(DirectoryLocator, self).__init__(**kwargs) - path = os.path.abspath(path) - if not os.path.isdir(path): - raise DistlibException('Not a directory: %r' % path) - self.base_dir = path - - def should_include(self, filename, parent): - """ - Should a filename be considered as a candidate for a distribution - archive? As well as the filename, the directory which contains it - is provided, though not used by the current implementation. - """ - return filename.endswith(self.downloadable_extensions) - - def _get_project(self, name): - result = {} - for root, dirs, files in os.walk(self.base_dir): - for fn in files: - if self.should_include(fn, root): - fn = os.path.join(root, fn) - url = urlunparse(('file', '', - pathname2url(os.path.abspath(fn)), - '', '', '')) - info = self.convert_url_to_download_info(url, name) - if info: - self._update_version_data(result, info) - if not self.recursive: - break - return result - - def get_distribution_names(self): - """ - Return all the distribution names known to this locator. - """ - result = set() - for root, dirs, files in os.walk(self.base_dir): - for fn in files: - if self.should_include(fn, root): - fn = os.path.join(root, fn) - url = urlunparse(('file', '', - pathname2url(os.path.abspath(fn)), - '', '', '')) - info = self.convert_url_to_download_info(url, None) - if info: - result.add(info['name']) - if not self.recursive: - break - return result - -class JSONLocator(Locator): - """ - This locator uses special extended metadata (not available on PyPI) and is - the basis of performant dependency resolution in distlib. Other locators - require archive downloads before dependencies can be determined! As you - might imagine, that can be slow. - """ - def get_distribution_names(self): - """ - Return all the distribution names known to this locator. - """ - raise NotImplementedError('Not available from this locator') - - def _get_project(self, name): - result = {} - data = get_project_data(name) - if data: - for info in data.get('files', []): - if info['ptype'] != 'sdist' or info['pyversion'] != 'source': - continue - # We don't store summary in project metadata as it makes - # the data bigger for no benefit during dependency - # resolution - dist = make_dist(data['name'], info['version'], - summary=data.get('summary', - 'Placeholder for summary'), - scheme=self.scheme) - md = dist.metadata - md.source_url = info['url'] - # TODO SHA256 digest - if 'digest' in info and info['digest']: - dist.digest = ('md5', info['digest']) - md.dependencies = info.get('requirements', {}) - dist.exports = info.get('exports', {}) - result[dist.version] = dist - return result - -class DistPathLocator(Locator): - """ - This locator finds installed distributions in a path. It can be useful for - adding to an :class:`AggregatingLocator`. - """ - def __init__(self, distpath, **kwargs): - """ - Initialise an instance. - - :param distpath: A :class:`DistributionPath` instance to search. - """ - super(DistPathLocator, self).__init__(**kwargs) - assert isinstance(distpath, DistributionPath) - self.distpath = distpath - - def _get_project(self, name): - dist = self.distpath.get_distribution(name) - if dist is None: - result = {} - else: - result = { dist.version: dist } - return result - - -class AggregatingLocator(Locator): - """ - This class allows you to chain and/or merge a list of locators. - """ - def __init__(self, *locators, **kwargs): - """ - Initialise an instance. - - :param locators: The list of locators to search. - :param kwargs: Passed to the superclass constructor, - except for: - * merge - if False (the default), the first successful - search from any of the locators is returned. If True, - the results from all locators are merged (this can be - slow). - """ - self.merge = kwargs.pop('merge', False) - self.locators = locators - super(AggregatingLocator, self).__init__(**kwargs) - - def clear_cache(self): - super(AggregatingLocator, self).clear_cache() - for locator in self.locators: - locator.clear_cache() - - def _set_scheme(self, value): - self._scheme = value - for locator in self.locators: - locator.scheme = value - - scheme = property(Locator.scheme.fget, _set_scheme) - - def _get_project(self, name): - result = {} - for locator in self.locators: - d = locator.get_project(name) - if d: - if self.merge: - result.update(d) - else: - # See issue #18. If any dists are found and we're looking - # for specific constraints, we only return something if - # a match is found. For example, if a DirectoryLocator - # returns just foo (1.0) while we're looking for - # foo (>= 2.0), we'll pretend there was nothing there so - # that subsequent locators can be queried. Otherwise we - # would just return foo (1.0) which would then lead to a - # failure to find foo (>= 2.0), because other locators - # weren't searched. Note that this only matters when - # merge=False. - if self.matcher is None: - found = True - else: - found = False - for k in d: - if self.matcher.match(k): - found = True - break - if found: - result = d - break - return result - - def get_distribution_names(self): - """ - Return all the distribution names known to this locator. - """ - result = set() - for locator in self.locators: - try: - result |= locator.get_distribution_names() - except NotImplementedError: - pass - return result - - -# We use a legacy scheme simply because most of the dists on PyPI use legacy -# versions which don't conform to PEP 426 / PEP 440. -default_locator = AggregatingLocator( - JSONLocator(), - SimpleScrapingLocator('https://pypi.python.org/simple/', - timeout=3.0), - scheme='legacy') - -locate = default_locator.locate - -NAME_VERSION_RE = re.compile(r'(?P<name>[\w-]+)\s*' - r'\(\s*(==\s*)?(?P<ver>[^)]+)\)$') - -class DependencyFinder(object): - """ - Locate dependencies for distributions. - """ - - def __init__(self, locator=None): - """ - Initialise an instance, using the specified locator - to locate distributions. - """ - self.locator = locator or default_locator - self.scheme = get_scheme(self.locator.scheme) - - def add_distribution(self, dist): - """ - Add a distribution to the finder. This will update internal information - about who provides what. - :param dist: The distribution to add. - """ - logger.debug('adding distribution %s', dist) - name = dist.key - self.dists_by_name[name] = dist - self.dists[(name, dist.version)] = dist - for p in dist.provides: - name, version = parse_name_and_version(p) - logger.debug('Add to provided: %s, %s, %s', name, version, dist) - self.provided.setdefault(name, set()).add((version, dist)) - - def remove_distribution(self, dist): - """ - Remove a distribution from the finder. This will update internal - information about who provides what. - :param dist: The distribution to remove. - """ - logger.debug('removing distribution %s', dist) - name = dist.key - del self.dists_by_name[name] - del self.dists[(name, dist.version)] - for p in dist.provides: - name, version = parse_name_and_version(p) - logger.debug('Remove from provided: %s, %s, %s', name, version, dist) - s = self.provided[name] - s.remove((version, dist)) - if not s: - del self.provided[name] - - def get_matcher(self, reqt): - """ - Get a version matcher for a requirement. - :param reqt: The requirement - :type reqt: str - :return: A version matcher (an instance of - :class:`distlib.version.Matcher`). - """ - try: - matcher = self.scheme.matcher(reqt) - except UnsupportedVersionError: - # XXX compat-mode if cannot read the version - name = reqt.split()[0] - matcher = self.scheme.matcher(name) - return matcher - - def find_providers(self, reqt): - """ - Find the distributions which can fulfill a requirement. - - :param reqt: The requirement. - :type reqt: str - :return: A set of distribution which can fulfill the requirement. - """ - matcher = self.get_matcher(reqt) - name = matcher.key # case-insensitive - result = set() - provided = self.provided - if name in provided: - for version, provider in provided[name]: - try: - match = matcher.match(version) - except UnsupportedVersionError: - match = False - - if match: - result.add(provider) - break - return result - - def try_to_replace(self, provider, other, problems): - """ - Attempt to replace one provider with another. This is typically used - when resolving dependencies from multiple sources, e.g. A requires - (B >= 1.0) while C requires (B >= 1.1). - - For successful replacement, ``provider`` must meet all the requirements - which ``other`` fulfills. - - :param provider: The provider we are trying to replace with. - :param other: The provider we're trying to replace. - :param problems: If False is returned, this will contain what - problems prevented replacement. This is currently - a tuple of the literal string 'cantreplace', - ``provider``, ``other`` and the set of requirements - that ``provider`` couldn't fulfill. - :return: True if we can replace ``other`` with ``provider``, else - False. - """ - rlist = self.reqts[other] - unmatched = set() - for s in rlist: - matcher = self.get_matcher(s) - if not matcher.match(provider.version): - unmatched.add(s) - if unmatched: - # can't replace other with provider - problems.add(('cantreplace', provider, other, unmatched)) - result = False - else: - # can replace other with provider - self.remove_distribution(other) - del self.reqts[other] - for s in rlist: - self.reqts.setdefault(provider, set()).add(s) - self.add_distribution(provider) - result = True - return result - - def find(self, requirement, meta_extras=None, prereleases=False): - """ - Find a distribution and all distributions it depends on. - - :param requirement: The requirement specifying the distribution to - find, or a Distribution instance. - :param meta_extras: A list of meta extras such as :test:, :build: and - so on. - :param prereleases: If ``True``, allow pre-release versions to be - returned - otherwise, don't return prereleases - unless they're all that's available. - - Return a set of :class:`Distribution` instances and a set of - problems. - - The distributions returned should be such that they have the - :attr:`required` attribute set to ``True`` if they were - from the ``requirement`` passed to ``find()``, and they have the - :attr:`build_time_dependency` attribute set to ``True`` unless they - are post-installation dependencies of the ``requirement``. - - The problems should be a tuple consisting of the string - ``'unsatisfied'`` and the requirement which couldn't be satisfied - by any distribution known to the locator. - """ - - self.provided = {} - self.dists = {} - self.dists_by_name = {} - self.reqts = {} - - meta_extras = set(meta_extras or []) - if ':*:' in meta_extras: - meta_extras.remove(':*:') - # :meta: and :run: are implicitly included - meta_extras |= set([':test:', ':build:', ':dev:']) - - if isinstance(requirement, Distribution): - dist = odist = requirement - logger.debug('passed %s as requirement', odist) - else: - dist = odist = self.locator.locate(requirement, - prereleases=prereleases) - if dist is None: - raise DistlibException('Unable to locate %r' % requirement) - logger.debug('located %s', odist) - dist.requested = True - problems = set() - todo = set([dist]) - install_dists = set([odist]) - while todo: - dist = todo.pop() - name = dist.key # case-insensitive - if name not in self.dists_by_name: - self.add_distribution(dist) - else: - #import pdb; pdb.set_trace() - other = self.dists_by_name[name] - if other != dist: - self.try_to_replace(dist, other, problems) - - ireqts = dist.run_requires | dist.meta_requires - sreqts = dist.build_requires - ereqts = set() - if dist in install_dists: - for key in ('test', 'build', 'dev'): - e = ':%s:' % key - if e in meta_extras: - ereqts |= getattr(dist, '%s_requires' % key) - all_reqts = ireqts | sreqts | ereqts - for r in all_reqts: - providers = self.find_providers(r) - if not providers: - logger.debug('No providers found for %r', r) - provider = self.locator.locate(r, prereleases=prereleases) - # If no provider is found and we didn't consider - # prereleases, consider them now. - if provider is None and not prereleases: - provider = self.locator.locate(r, prereleases=True) - if provider is None: - logger.debug('Cannot satisfy %r', r) - problems.add(('unsatisfied', r)) - else: - n, v = provider.key, provider.version - if (n, v) not in self.dists: - todo.add(provider) - providers.add(provider) - if r in ireqts and dist in install_dists: - install_dists.add(provider) - logger.debug('Adding %s to install_dists', - provider.name_and_version) - for p in providers: - name = p.key - if name not in self.dists_by_name: - self.reqts.setdefault(p, set()).add(r) - else: - other = self.dists_by_name[name] - if other != p: - # see if other can be replaced by p - self.try_to_replace(p, other, problems) - - dists = set(self.dists.values()) - for dist in dists: - dist.build_time_dependency = dist not in install_dists - if dist.build_time_dependency: - logger.debug('%s is a build-time dependency only.', - dist.name_and_version) - logger.debug('find done for %s', odist) - return dists, problems diff --git a/jython-tosca-parser/src/main/resources/Lib/site-packages/pip/_vendor/distlib/manifest.py b/jython-tosca-parser/src/main/resources/Lib/site-packages/pip/_vendor/distlib/manifest.py deleted file mode 100644 index c6b98c5..0000000 --- a/jython-tosca-parser/src/main/resources/Lib/site-packages/pip/_vendor/distlib/manifest.py +++ /dev/null @@ -1,364 +0,0 @@ -# -*- coding: utf-8 -*- -# -# Copyright (C) 2012-2013 Python Software Foundation. -# See LICENSE.txt and CONTRIBUTORS.txt. -# -""" -Class representing the list of files in a distribution. - -Equivalent to distutils.filelist, but fixes some problems. -""" -import fnmatch -import logging -import os -import re - -from . import DistlibException -from .compat import fsdecode -from .util import convert_path - - -__all__ = ['Manifest'] - -logger = logging.getLogger(__name__) - -# a \ followed by some spaces + EOL -_COLLAPSE_PATTERN = re.compile('\\\w*\n', re.M) -_COMMENTED_LINE = re.compile('#.*?(?=\n)|\n(?=$)', re.M | re.S) - - -class Manifest(object): - """A list of files built by on exploring the filesystem and filtered by - applying various patterns to what we find there. - """ - - def __init__(self, base=None): - """ - Initialise an instance. - - :param base: The base directory to explore under. - """ - self.base = os.path.abspath(os.path.normpath(base or os.getcwd())) - self.prefix = self.base + os.sep - self.allfiles = None - self.files = set() - - # - # Public API - # - - def findall(self): - """Find all files under the base and set ``allfiles`` to the absolute - pathnames of files found. - """ - from stat import S_ISREG, S_ISDIR, S_ISLNK - - self.allfiles = allfiles = [] - root = self.base - stack = [root] - pop = stack.pop - push = stack.append - - while stack: - root = pop() - names = os.listdir(root) - - for name in names: - fullname = os.path.join(root, name) - - # Avoid excess stat calls -- just one will do, thank you! - stat = os.stat(fullname) - mode = stat.st_mode - if S_ISREG(mode): - allfiles.append(fsdecode(fullname)) - elif S_ISDIR(mode) and not S_ISLNK(mode): - push(fullname) - - def add(self, item): - """ - Add a file to the manifest. - - :param item: The pathname to add. This can be relative to the base. - """ - if not item.startswith(self.prefix): - item = os.path.join(self.base, item) - self.files.add(os.path.normpath(item)) - - def add_many(self, items): - """ - Add a list of files to the manifest. - - :param items: The pathnames to add. These can be relative to the base. - """ - for item in items: - self.add(item) - - def sorted(self, wantdirs=False): - """ - Return sorted files in directory order - """ - - def add_dir(dirs, d): - dirs.add(d) - logger.debug('add_dir added %s', d) - if d != self.base: - parent, _ = os.path.split(d) - assert parent not in ('', '/') - add_dir(dirs, parent) - - result = set(self.files) # make a copy! - if wantdirs: - dirs = set() - for f in result: - add_dir(dirs, os.path.dirname(f)) - result |= dirs - return [os.path.join(*path_tuple) for path_tuple in - sorted(os.path.split(path) for path in result)] - - def clear(self): - """Clear all collected files.""" - self.files = set() - self.allfiles = [] - - def process_directive(self, directive): - """ - Process a directive which either adds some files from ``allfiles`` to - ``files``, or removes some files from ``files``. - - :param directive: The directive to process. This should be in a format - compatible with distutils ``MANIFEST.in`` files: - - http://docs.python.org/distutils/sourcedist.html#commands - """ - # Parse the line: split it up, make sure the right number of words - # is there, and return the relevant words. 'action' is always - # defined: it's the first word of the line. Which of the other - # three are defined depends on the action; it'll be either - # patterns, (dir and patterns), or (dirpattern). - action, patterns, thedir, dirpattern = self._parse_directive(directive) - - # OK, now we know that the action is valid and we have the - # right number of words on the line for that action -- so we - # can proceed with minimal error-checking. - if action == 'include': - for pattern in patterns: - if not self._include_pattern(pattern, anchor=True): - logger.warning('no files found matching %r', pattern) - - elif action == 'exclude': - for pattern in patterns: - if not self._exclude_pattern(pattern, anchor=True): - logger.warning('no previously-included files ' - 'found matching %r', pattern) - - elif action == 'global-include': - for pattern in patterns: - if not self._include_pattern(pattern, anchor=False): - logger.warning('no files found matching %r ' - 'anywhere in distribution', pattern) - - elif action == 'global-exclude': - for pattern in patterns: - if not self._exclude_pattern(pattern, anchor=False): - logger.warning('no previously-included files ' - 'matching %r found anywhere in ' - 'distribution', pattern) - - elif action == 'recursive-include': - for pattern in patterns: - if not self._include_pattern(pattern, prefix=thedir): - logger.warning('no files found matching %r ' - 'under directory %r', pattern, thedir) - - elif action == 'recursive-exclude': - for pattern in patterns: - if not self._exclude_pattern(pattern, prefix=thedir): - logger.warning('no previously-included files ' - 'matching %r found under directory %r', - pattern, thedir) - - elif action == 'graft': - if not self._include_pattern(None, prefix=dirpattern): - logger.warning('no directories found matching %r', - dirpattern) - - elif action == 'prune': - if not self._exclude_pattern(None, prefix=dirpattern): - logger.warning('no previously-included directories found ' - 'matching %r', dirpattern) - else: # pragma: no cover - # This should never happen, as it should be caught in - # _parse_template_line - raise DistlibException( - 'invalid action %r' % action) - - # - # Private API - # - - def _parse_directive(self, directive): - """ - Validate a directive. - :param directive: The directive to validate. - :return: A tuple of action, patterns, thedir, dir_patterns - """ - words = directive.split() - if len(words) == 1 and words[0] not in ('include', 'exclude', - 'global-include', - 'global-exclude', - 'recursive-include', - 'recursive-exclude', - 'graft', 'prune'): - # no action given, let's use the default 'include' - words.insert(0, 'include') - - action = words[0] - patterns = thedir = dir_pattern = None - - if action in ('include', 'exclude', - 'global-include', 'global-exclude'): - if len(words) < 2: - raise DistlibException( - '%r expects <pattern1> <pattern2> ...' % action) - - patterns = [convert_path(word) for word in words[1:]] - - elif action in ('recursive-include', 'recursive-exclude'): - if len(words) < 3: - raise DistlibException( - '%r expects <dir> <pattern1> <pattern2> ...' % action) - - thedir = convert_path(words[1]) - patterns = [convert_path(word) for word in words[2:]] - - elif action in ('graft', 'prune'): - if len(words) != 2: - raise DistlibException( - '%r expects a single <dir_pattern>' % action) - - dir_pattern = convert_path(words[1]) - - else: - raise DistlibException('unknown action %r' % action) - - return action, patterns, thedir, dir_pattern - - def _include_pattern(self, pattern, anchor=True, prefix=None, - is_regex=False): - """Select strings (presumably filenames) from 'self.files' that - match 'pattern', a Unix-style wildcard (glob) pattern. - - Patterns are not quite the same as implemented by the 'fnmatch' - module: '*' and '?' match non-special characters, where "special" - is platform-dependent: slash on Unix; colon, slash, and backslash on - DOS/Windows; and colon on Mac OS. - - If 'anchor' is true (the default), then the pattern match is more - stringent: "*.py" will match "foo.py" but not "foo/bar.py". If - 'anchor' is false, both of these will match. - - If 'prefix' is supplied, then only filenames starting with 'prefix' - (itself a pattern) and ending with 'pattern', with anything in between - them, will match. 'anchor' is ignored in this case. - - If 'is_regex' is true, 'anchor' and 'prefix' are ignored, and - 'pattern' is assumed to be either a string containing a regex or a - regex object -- no translation is done, the regex is just compiled - and used as-is. - - Selected strings will be added to self.files. - - Return True if files are found. - """ - # XXX docstring lying about what the special chars are? - found = False - pattern_re = self._translate_pattern(pattern, anchor, prefix, is_regex) - - # delayed loading of allfiles list - if self.allfiles is None: - self.findall() - - for name in self.allfiles: - if pattern_re.search(name): - self.files.add(name) - found = True - return found - - def _exclude_pattern(self, pattern, anchor=True, prefix=None, - is_regex=False): - """Remove strings (presumably filenames) from 'files' that match - 'pattern'. - - Other parameters are the same as for 'include_pattern()', above. - The list 'self.files' is modified in place. Return True if files are - found. - - This API is public to allow e.g. exclusion of SCM subdirs, e.g. when - packaging source distributions - """ - found = False - pattern_re = self._translate_pattern(pattern, anchor, prefix, is_regex) - for f in list(self.files): - if pattern_re.search(f): - self.files.remove(f) - found = True - return found - - def _translate_pattern(self, pattern, anchor=True, prefix=None, - is_regex=False): - """Translate a shell-like wildcard pattern to a compiled regular - expression. - - Return the compiled regex. If 'is_regex' true, - then 'pattern' is directly compiled to a regex (if it's a string) - or just returned as-is (assumes it's a regex object). - """ - if is_regex: - if isinstance(pattern, str): - return re.compile(pattern) - else: - return pattern - - if pattern: - pattern_re = self._glob_to_re(pattern) - else: - pattern_re = '' - - base = re.escape(os.path.join(self.base, '')) - if prefix is not None: - # ditch end of pattern character - empty_pattern = self._glob_to_re('') - prefix_re = self._glob_to_re(prefix)[:-len(empty_pattern)] - sep = os.sep - if os.sep == '\\': - sep = r'\\' - pattern_re = '^' + base + sep.join((prefix_re, - '.*' + pattern_re)) - else: # no prefix -- respect anchor flag - if anchor: - pattern_re = '^' + base + pattern_re - - return re.compile(pattern_re) - - def _glob_to_re(self, pattern): - """Translate a shell-like glob pattern to a regular expression. - - Return a string containing the regex. Differs from - 'fnmatch.translate()' in that '*' does not match "special characters" - (which are platform-specific). - """ - pattern_re = fnmatch.translate(pattern) - - # '?' and '*' in the glob pattern become '.' and '.*' in the RE, which - # IMHO is wrong -- '?' and '*' aren't supposed to match slash in Unix, - # and by extension they shouldn't match such "special characters" under - # any OS. So change all non-escaped dots in the RE to match any - # character except the special characters (currently: just os.sep). - sep = os.sep - if os.sep == '\\': - # we're using a regex to manipulate a regex, so we need - # to escape the backslash twice - sep = r'\\\\' - escaped = r'\1[^%s]' % sep - pattern_re = re.sub(r'((?<!\\)(\\\\)*)\.', escaped, pattern_re) - return pattern_re diff --git a/jython-tosca-parser/src/main/resources/Lib/site-packages/pip/_vendor/distlib/markers.py b/jython-tosca-parser/src/main/resources/Lib/site-packages/pip/_vendor/distlib/markers.py deleted file mode 100644 index afb19c6..0000000 --- a/jython-tosca-parser/src/main/resources/Lib/site-packages/pip/_vendor/distlib/markers.py +++ /dev/null @@ -1,190 +0,0 @@ -# -*- coding: utf-8 -*- -# -# Copyright (C) 2012-2013 Vinay Sajip. -# Licensed to the Python Software Foundation under a contributor agreement. -# See LICENSE.txt and CONTRIBUTORS.txt. -# -"""Parser for the environment markers micro-language defined in PEP 345.""" - -import ast -import os -import sys -import platform - -from .compat import python_implementation, string_types -from .util import in_venv - -__all__ = ['interpret'] - - -class Evaluator(object): - """ - A limited evaluator for Python expressions. - """ - - operators = { - 'eq': lambda x, y: x == y, - 'gt': lambda x, y: x > y, - 'gte': lambda x, y: x >= y, - 'in': lambda x, y: x in y, - 'lt': lambda x, y: x < y, - 'lte': lambda x, y: x <= y, - 'not': lambda x: not x, - 'noteq': lambda x, y: x != y, - 'notin': lambda x, y: x not in y, - } - - allowed_values = { - 'sys_platform': sys.platform, - 'python_version': '%s.%s' % sys.version_info[:2], - # parsing sys.platform is not reliable, but there is no other - # way to get e.g. 2.7.2+, and the PEP is defined with sys.version - 'python_full_version': sys.version.split(' ', 1)[0], - 'os_name': os.name, - 'platform_in_venv': str(in_venv()), - 'platform_release': platform.release(), - 'platform_version': platform.version(), - 'platform_machine': platform.machine(), - 'platform_python_implementation': python_implementation(), - } - - def __init__(self, context=None): - """ - Initialise an instance. - - :param context: If specified, names are looked up in this mapping. - """ - self.context = context or {} - self.source = None - - def get_fragment(self, offset): - """ - Get the part of the source which is causing a problem. - """ - fragment_len = 10 - s = '%r' % (self.source[offset:offset + fragment_len]) - if offset + fragment_len < len(self.source): - s += '...' - return s - - def get_handler(self, node_type): - """ - Get a handler for the specified AST node type. - """ - return getattr(self, 'do_%s' % node_type, None) - - def evaluate(self, node, filename=None): - """ - Evaluate a source string or node, using ``filename`` when - displaying errors. - """ - if isinstance(node, string_types): - self.source = node - kwargs = {'mode': 'eval'} - if filename: - kwargs['filename'] = filename - try: - node = ast.parse(node, **kwargs) - except SyntaxError as e: - s = self.get_fragment(e.offset) - raise SyntaxError('syntax error %s' % s) - node_type = node.__class__.__name__.lower() - handler = self.get_handler(node_type) - if handler is None: - if self.source is None: - s = '(source not available)' - else: - s = self.get_fragment(node.col_offset) - raise SyntaxError("don't know how to evaluate %r %s" % ( - node_type, s)) - return handler(node) - - def get_attr_key(self, node): - assert isinstance(node, ast.Attribute), 'attribute node expected' - return '%s.%s' % (node.value.id, node.attr) - - def do_attribute(self, node): - if not isinstance(node.value, ast.Name): - valid = False - else: - key = self.get_attr_key(node) - valid = key in self.context or key in self.allowed_values - if not valid: - raise SyntaxError('invalid expression: %s' % key) - if key in self.context: - result = self.context[key] - else: - result = self.allowed_values[key] - return result - - def do_boolop(self, node): - result = self.evaluate(node.values[0]) - is_or = node.op.__class__ is ast.Or - is_and = node.op.__class__ is ast.And - assert is_or or is_and - if (is_and and result) or (is_or and not result): - for n in node.values[1:]: - result = self.evaluate(n) - if (is_or and result) or (is_and and not result): - break - return result - - def do_compare(self, node): - def sanity_check(lhsnode, rhsnode): - valid = True - if isinstance(lhsnode, ast.Str) and isinstance(rhsnode, ast.Str): - valid = False - #elif (isinstance(lhsnode, ast.Attribute) - # and isinstance(rhsnode, ast.Attribute)): - # klhs = self.get_attr_key(lhsnode) - # krhs = self.get_attr_key(rhsnode) - # valid = klhs != krhs - if not valid: - s = self.get_fragment(node.col_offset) - raise SyntaxError('Invalid comparison: %s' % s) - - lhsnode = node.left - lhs = self.evaluate(lhsnode) - result = True - for op, rhsnode in zip(node.ops, node.comparators): - sanity_check(lhsnode, rhsnode) - op = op.__class__.__name__.lower() - if op not in self.operators: - raise SyntaxError('unsupported operation: %r' % op) - rhs = self.evaluate(rhsnode) - result = self.operators[op](lhs, rhs) - if not result: - break - lhs = rhs - lhsnode = rhsnode - return result - - def do_expression(self, node): - return self.evaluate(node.body) - - def do_name(self, node): - valid = False - if node.id in self.context: - valid = True - result = self.context[node.id] - elif node.id in self.allowed_values: - valid = True - result = self.allowed_values[node.id] - if not valid: - raise SyntaxError('invalid expression: %s' % node.id) - return result - - def do_str(self, node): - return node.s - - -def interpret(marker, execution_context=None): - """ - Interpret a marker and return a result depending on environment. - - :param marker: The marker to interpret. - :type marker: str - :param execution_context: The context used for name lookup. - :type execution_context: mapping - """ - return Evaluator(execution_context).evaluate(marker.strip()) diff --git a/jython-tosca-parser/src/main/resources/Lib/site-packages/pip/_vendor/distlib/metadata.py b/jython-tosca-parser/src/main/resources/Lib/site-packages/pip/_vendor/distlib/metadata.py deleted file mode 100644 index ef3b1d6..0000000 --- a/jython-tosca-parser/src/main/resources/Lib/site-packages/pip/_vendor/distlib/metadata.py +++ /dev/null @@ -1,1015 +0,0 @@ -# -*- coding: utf-8 -*- -# -# Copyright (C) 2012 The Python Software Foundation. -# See LICENSE.txt and CONTRIBUTORS.txt. -# -"""Implementation of the Metadata for Python packages PEPs. - -Supports all metadata formats (1.0, 1.1, 1.2, and 2.0 experimental). -""" -from __future__ import unicode_literals - -import codecs -from email import message_from_file -import json -import logging -import re - - -from . import DistlibException, __version__ -from .compat import StringIO, string_types, text_type -from .markers import interpret -from .util import extract_by_key, get_extras -from .version import get_scheme, PEP426_VERSION_RE - -logger = logging.getLogger(__name__) - - -class MetadataMissingError(DistlibException): - """A required metadata is missing""" - - -class MetadataConflictError(DistlibException): - """Attempt to read or write metadata fields that are conflictual.""" - - -class MetadataUnrecognizedVersionError(DistlibException): - """Unknown metadata version number.""" - - -class MetadataInvalidError(DistlibException): - """A metadata value is invalid""" - -# public API of this module -__all__ = ['Metadata', 'PKG_INFO_ENCODING', 'PKG_INFO_PREFERRED_VERSION'] - -# Encoding used for the PKG-INFO files -PKG_INFO_ENCODING = 'utf-8' - -# preferred version. Hopefully will be changed -# to 1.2 once PEP 345 is supported everywhere -PKG_INFO_PREFERRED_VERSION = '1.1' - -_LINE_PREFIX = re.compile('\n \|') -_241_FIELDS = ('Metadata-Version', 'Name', 'Version', 'Platform', - 'Summary', 'Description', - 'Keywords', 'Home-page', 'Author', 'Author-email', - 'License') - -_314_FIELDS = ('Metadata-Version', 'Name', 'Version', 'Platform', - 'Supported-Platform', 'Summary', 'Description', - 'Keywords', 'Home-page', 'Author', 'Author-email', - 'License', 'Classifier', 'Download-URL', 'Obsoletes', - 'Provides', 'Requires') - -_314_MARKERS = ('Obsoletes', 'Provides', 'Requires', 'Classifier', - 'Download-URL') - -_345_FIELDS = ('Metadata-Version', 'Name', 'Version', 'Platform', - 'Supported-Platform', 'Summary', 'Description', - 'Keywords', 'Home-page', 'Author', 'Author-email', - 'Maintainer', 'Maintainer-email', 'License', - 'Classifier', 'Download-URL', 'Obsoletes-Dist', - 'Project-URL', 'Provides-Dist', 'Requires-Dist', - 'Requires-Python', 'Requires-External') - -_345_MARKERS = ('Provides-Dist', 'Requires-Dist', 'Requires-Python', - 'Obsoletes-Dist', 'Requires-External', 'Maintainer', - 'Maintainer-email', 'Project-URL') - -_426_FIELDS = ('Metadata-Version', 'Name', 'Version', 'Platform', - 'Supported-Platform', 'Summary', 'Description', - 'Keywords', 'Home-page', 'Author', 'Author-email', - 'Maintainer', 'Maintainer-email', 'License', - 'Classifier', 'Download-URL', 'Obsoletes-Dist', - 'Project-URL', 'Provides-Dist', 'Requires-Dist', - 'Requires-Python', 'Requires-External', 'Private-Version', - 'Obsoleted-By', 'Setup-Requires-Dist', 'Extension', - 'Provides-Extra') - -_426_MARKERS = ('Private-Version', 'Provides-Extra', 'Obsoleted-By', - 'Setup-Requires-Dist', 'Extension') - -_ALL_FIELDS = set() -_ALL_FIELDS.update(_241_FIELDS) -_ALL_FIELDS.update(_314_FIELDS) -_ALL_FIELDS.update(_345_FIELDS) -_ALL_FIELDS.update(_426_FIELDS) - -EXTRA_RE = re.compile(r'''extra\s*==\s*("([^"]+)"|'([^']+)')''') - - -def _version2fieldlist(version): - if version == '1.0': - return _241_FIELDS - elif version == '1.1': - return _314_FIELDS - elif version == '1.2': - return _345_FIELDS - elif version == '2.0': - return _426_FIELDS - raise MetadataUnrecognizedVersionError(version) - - -def _best_version(fields): - """Detect the best version depending on the fields used.""" - def _has_marker(keys, markers): - for marker in markers: - if marker in keys: - return True - return False - - keys = [] - for key, value in fields.items(): - if value in ([], 'UNKNOWN', None): - continue - keys.append(key) - - possible_versions = ['1.0', '1.1', '1.2', '2.0'] - - # first let's try to see if a field is not part of one of the version - for key in keys: - if key not in _241_FIELDS and '1.0' in possible_versions: - possible_versions.remove('1.0') - if key not in _314_FIELDS and '1.1' in possible_versions: - possible_versions.remove('1.1') - if key not in _345_FIELDS and '1.2' in possible_versions: - possible_versions.remove('1.2') - if key not in _426_FIELDS and '2.0' in possible_versions: - possible_versions.remove('2.0') - - # possible_version contains qualified versions - if len(possible_versions) == 1: - return possible_versions[0] # found ! - elif len(possible_versions) == 0: - raise MetadataConflictError('Unknown metadata set') - - # let's see if one unique marker is found - is_1_1 = '1.1' in possible_versions and _has_marker(keys, _314_MARKERS) - is_1_2 = '1.2' in possible_versions and _has_marker(keys, _345_MARKERS) - is_2_0 = '2.0' in possible_versions and _has_marker(keys, _426_MARKERS) - if int(is_1_1) + int(is_1_2) + int(is_2_0) > 1: - raise MetadataConflictError('You used incompatible 1.1/1.2/2.0 fields') - - # we have the choice, 1.0, or 1.2, or 2.0 - # - 1.0 has a broken Summary field but works with all tools - # - 1.1 is to avoid - # - 1.2 fixes Summary but has little adoption - # - 2.0 adds more features and is very new - if not is_1_1 and not is_1_2 and not is_2_0: - # we couldn't find any specific marker - if PKG_INFO_PREFERRED_VERSION in possible_versions: - return PKG_INFO_PREFERRED_VERSION - if is_1_1: - return '1.1' - if is_1_2: - return '1.2' - - return '2.0' - -_ATTR2FIELD = { - 'metadata_version': 'Metadata-Version', - 'name': 'Name', - 'version': 'Version', - 'platform': 'Platform', - 'supported_platform': 'Supported-Platform', - 'summary': 'Summary', - 'description': 'Description', - 'keywords': 'Keywords', - 'home_page': 'Home-page', - 'author': 'Author', - 'author_email': 'Author-email', - 'maintainer': 'Maintainer', - 'maintainer_email': 'Maintainer-email', - 'license': 'License', - 'classifier': 'Classifier', - 'download_url': 'Download-URL', - 'obsoletes_dist': 'Obsoletes-Dist', - 'provides_dist': 'Provides-Dist', - 'requires_dist': 'Requires-Dist', - 'setup_requires_dist': 'Setup-Requires-Dist', - 'requires_python': 'Requires-Python', - 'requires_external': 'Requires-External', - 'requires': 'Requires', - 'provides': 'Provides', - 'obsoletes': 'Obsoletes', - 'project_url': 'Project-URL', - 'private_version': 'Private-Version', - 'obsoleted_by': 'Obsoleted-By', - 'extension': 'Extension', - 'provides_extra': 'Provides-Extra', -} - -_PREDICATE_FIELDS = ('Requires-Dist', 'Obsoletes-Dist', 'Provides-Dist') -_VERSIONS_FIELDS = ('Requires-Python',) -_VERSION_FIELDS = ('Version',) -_LISTFIELDS = ('Platform', 'Classifier', 'Obsoletes', - 'Requires', 'Provides', 'Obsoletes-Dist', - 'Provides-Dist', 'Requires-Dist', 'Requires-External', - 'Project-URL', 'Supported-Platform', 'Setup-Requires-Dist', - 'Provides-Extra', 'Extension') -_LISTTUPLEFIELDS = ('Project-URL',) - -_ELEMENTSFIELD = ('Keywords',) - -_UNICODEFIELDS = ('Author', 'Maintainer', 'Summary', 'Description') - -_MISSING = object() - -_FILESAFE = re.compile('[^A-Za-z0-9.]+') - - -def _get_name_and_version(name, version, for_filename=False): - """Return the distribution name with version. - - If for_filename is true, return a filename-escaped form.""" - if for_filename: - # For both name and version any runs of non-alphanumeric or '.' - # characters are replaced with a single '-'. Additionally any - # spaces in the version string become '.' - name = _FILESAFE.sub('-', name) - version = _FILESAFE.sub('-', version.replace(' ', '.')) - return '%s-%s' % (name, version) - - -class LegacyMetadata(object): - """The legacy metadata of a release. - - Supports versions 1.0, 1.1 and 1.2 (auto-detected). You can - instantiate the class with one of these arguments (or none): - - *path*, the path to a metadata file - - *fileobj* give a file-like object with metadata as content - - *mapping* is a dict-like object - - *scheme* is a version scheme name - """ - # TODO document the mapping API and UNKNOWN default key - - def __init__(self, path=None, fileobj=None, mapping=None, - scheme='default'): - if [path, fileobj, mapping].count(None) < 2: - raise TypeError('path, fileobj and mapping are exclusive') - self._fields = {} - self.requires_files = [] - self._dependencies = None - self.scheme = scheme - if path is not None: - self.read(path) - elif fileobj is not None: - self.read_file(fileobj) - elif mapping is not None: - self.update(mapping) - self.set_metadata_version() - - def set_metadata_version(self): - self._fields['Metadata-Version'] = _best_version(self._fields) - - def _write_field(self, fileobj, name, value): - fileobj.write('%s: %s\n' % (name, value)) - - def __getitem__(self, name): - return self.get(name) - - def __setitem__(self, name, value): - return self.set(name, value) - - def __delitem__(self, name): - field_name = self._convert_name(name) - try: - del self._fields[field_name] - except KeyError: - raise KeyError(name) - - def __contains__(self, name): - return (name in self._fields or - self._convert_name(name) in self._fields) - - def _convert_name(self, name): - if name in _ALL_FIELDS: - return name - name = name.replace('-', '_').lower() - return _ATTR2FIELD.get(name, name) - - def _default_value(self, name): - if name in _LISTFIELDS or name in _ELEMENTSFIELD: - return [] - return 'UNKNOWN' - - def _remove_line_prefix(self, value): - return _LINE_PREFIX.sub('\n', value) - - def __getattr__(self, name): - if name in _ATTR2FIELD: - return self[name] - raise AttributeError(name) - - # - # Public API - # - -# dependencies = property(_get_dependencies, _set_dependencies) - - def get_fullname(self, filesafe=False): - """Return the distribution name with version. - - If filesafe is true, return a filename-escaped form.""" - return _get_name_and_version(self['Name'], self['Version'], filesafe) - - def is_field(self, name): - """return True if name is a valid metadata key""" - name = self._convert_name(name) - return name in _ALL_FIELDS - - def is_multi_field(self, name): - name = self._convert_name(name) - return name in _LISTFIELDS - - def read(self, filepath): - """Read the metadata values from a file path.""" - fp = codecs.open(filepath, 'r', encoding='utf-8') - try: - self.read_file(fp) - finally: - fp.close() - - def read_file(self, fileob): - """Read the metadata values from a file object.""" - msg = message_from_file(fileob) - self._fields['Metadata-Version'] = msg['metadata-version'] - - # When reading, get all the fields we can - for field in _ALL_FIELDS: - if field not in msg: - continue - if field in _LISTFIELDS: - # we can have multiple lines - values = msg.get_all(field) - if field in _LISTTUPLEFIELDS and values is not None: - values = [tuple(value.split(',')) for value in values] - self.set(field, values) - else: - # single line - value = msg[field] - if value is not None and value != 'UNKNOWN': - self.set(field, value) - self.set_metadata_version() - - def write(self, filepath, skip_unknown=False): - """Write the metadata fields to filepath.""" - fp = codecs.open(filepath, 'w', encoding='utf-8') - try: - self.write_file(fp, skip_unknown) - finally: - fp.close() - - def write_file(self, fileobject, skip_unknown=False): - """Write the PKG-INFO format data to a file object.""" - self.set_metadata_version() - - for field in _version2fieldlist(self['Metadata-Version']): - values = self.get(field) - if skip_unknown and values in ('UNKNOWN', [], ['UNKNOWN']): - continue - if field in _ELEMENTSFIELD: - self._write_field(fileobject, field, ','.join(values)) - continue - if field not in _LISTFIELDS: - if field == 'Description': - values = values.replace('\n', '\n |') - values = [values] - - if field in _LISTTUPLEFIELDS: - values = [','.join(value) for value in values] - - for value in values: - self._write_field(fileobject, field, value) - - def update(self, other=None, **kwargs): - """Set metadata values from the given iterable `other` and kwargs. - - Behavior is like `dict.update`: If `other` has a ``keys`` method, - they are looped over and ``self[key]`` is assigned ``other[key]``. - Else, ``other`` is an iterable of ``(key, value)`` iterables. - - Keys that don't match a metadata field or that have an empty value are - dropped. - """ - def _set(key, value): - if key in _ATTR2FIELD and value: - self.set(self._convert_name(key), value) - - if not other: - # other is None or empty container - pass - elif hasattr(other, 'keys'): - for k in other.keys(): - _set(k, other[k]) - else: - for k, v in other: - _set(k, v) - - if kwargs: - for k, v in kwargs.items(): - _set(k, v) - - def set(self, name, value): - """Control then set a metadata field.""" - name = self._convert_name(name) - - if ((name in _ELEMENTSFIELD or name == 'Platform') and - not isinstance(value, (list, tuple))): - if isinstance(value, string_types): - value = [v.strip() for v in value.split(',')] - else: - value = [] - elif (name in _LISTFIELDS and - not isinstance(value, (list, tuple))): - if isinstance(value, string_types): - value = [value] - else: - value = [] - - if logger.isEnabledFor(logging.WARNING): - project_name = self['Name'] - - scheme = get_scheme(self.scheme) - if name in _PREDICATE_FIELDS and value is not None: - for v in value: - # check that the values are valid - if not scheme.is_valid_matcher(v.split(';')[0]): - logger.warning( - '%r: %r is not valid (field %r)', - project_name, v, name) - # FIXME this rejects UNKNOWN, is that right? - elif name in _VERSIONS_FIELDS and value is not None: - if not scheme.is_valid_constraint_list(value): - logger.warning('%r: %r is not a valid version (field %r)', - project_name, value, name) - elif name in _VERSION_FIELDS and value is not None: - if not scheme.is_valid_version(value): - logger.warning('%r: %r is not a valid version (field %r)', - project_name, value, name) - - if name in _UNICODEFIELDS: - if name == 'Description': - value = self._remove_line_prefix(value) - - self._fields[name] = value - - def get(self, name, default=_MISSING): - """Get a metadata field.""" - name = self._convert_name(name) - if name not in self._fields: - if default is _MISSING: - default = self._default_value(name) - return default - if name in _UNICODEFIELDS: - value = self._fields[name] - return value - elif name in _LISTFIELDS: - value = self._fields[name] - if value is None: - return [] - res = [] - for val in value: - if name not in _LISTTUPLEFIELDS: - res.append(val) - else: - # That's for Project-URL - res.append((val[0], val[1])) - return res - - elif name in _ELEMENTSFIELD: - value = self._fields[name] - if isinstance(value, string_types): - return value.split(',') - return self._fields[name] - - def check(self, strict=False): - """Check if the metadata is compliant. If strict is True then raise if - no Name or Version are provided""" - self.set_metadata_version() - - # XXX should check the versions (if the file was loaded) - missing, warnings = [], [] - - for attr in ('Name', 'Version'): # required by PEP 345 - if attr not in self: - missing.append(attr) - - if strict and missing != []: - msg = 'missing required metadata: %s' % ', '.join(missing) - raise MetadataMissingError(msg) - - for attr in ('Home-page', 'Author'): - if attr not in self: - missing.append(attr) - - # checking metadata 1.2 (XXX needs to check 1.1, 1.0) - if self['Metadata-Version'] != '1.2': - return missing, warnings - - scheme = get_scheme(self.scheme) - - def are_valid_constraints(value): - for v in value: - if not scheme.is_valid_matcher(v.split(';')[0]): - return False - return True - - for fields, controller in ((_PREDICATE_FIELDS, are_valid_constraints), - (_VERSIONS_FIELDS, - scheme.is_valid_constraint_list), - (_VERSION_FIELDS, - scheme.is_valid_version)): - for field in fields: - value = self.get(field, None) - if value is not None and not controller(value): - warnings.append('Wrong value for %r: %s' % (field, value)) - - return missing, warnings - - def todict(self, skip_missing=False): - """Return fields as a dict. - - Field names will be converted to use the underscore-lowercase style - instead of hyphen-mixed case (i.e. home_page instead of Home-page). - """ - self.set_metadata_version() - - mapping_1_0 = ( - ('metadata_version', 'Metadata-Version'), - ('name', 'Name'), - ('version', 'Version'), - ('summary', 'Summary'), - ('home_page', 'Home-page'), - ('author', 'Author'), - ('author_email', 'Author-email'), - ('license', 'License'), - ('description', 'Description'), - ('keywords', 'Keywords'), - ('platform', 'Platform'), - ('classifier', 'Classifier'), - ('download_url', 'Download-URL'), - ) - - data = {} - for key, field_name in mapping_1_0: - if not skip_missing or field_name in self._fields: - data[key] = self[field_name] - - if self['Metadata-Version'] == '1.2': - mapping_1_2 = ( - ('requires_dist', 'Requires-Dist'), - ('requires_python', 'Requires-Python'), - ('requires_external', 'Requires-External'), - ('provides_dist', 'Provides-Dist'), - ('obsoletes_dist', 'Obsoletes-Dist'), - ('project_url', 'Project-URL'), - ('maintainer', 'Maintainer'), - ('maintainer_email', 'Maintainer-email'), - ) - for key, field_name in mapping_1_2: - if not skip_missing or field_name in self._fields: - if key != 'project_url': - data[key] = self[field_name] - else: - data[key] = [','.join(u) for u in self[field_name]] - - elif self['Metadata-Version'] == '1.1': - mapping_1_1 = ( - ('provides', 'Provides'), - ('requires', 'Requires'), - ('obsoletes', 'Obsoletes'), - ) - for key, field_name in mapping_1_1: - if not skip_missing or field_name in self._fields: - data[key] = self[field_name] - - return data - - def add_requirements(self, requirements): - if self['Metadata-Version'] == '1.1': - # we can't have 1.1 metadata *and* Setuptools requires - for field in ('Obsoletes', 'Requires', 'Provides'): - if field in self: - del self[field] - self['Requires-Dist'] += requirements - - # Mapping API - # TODO could add iter* variants - - def keys(self): - return list(_version2fieldlist(self['Metadata-Version'])) - - def __iter__(self): - for key in self.keys(): - yield key - - def values(self): - return [self[key] for key in self.keys()] - - def items(self): - return [(key, self[key]) for key in self.keys()] - - def __repr__(self): - return '<%s %s %s>' % (self.__class__.__name__, self.name, - self.version) - - -METADATA_FILENAME = 'pydist.json' - - -class Metadata(object): - """ - The metadata of a release. This implementation uses 2.0 (JSON) - metadata where possible. If not possible, it wraps a LegacyMetadata - instance which handles the key-value metadata format. - """ - - METADATA_VERSION_MATCHER = re.compile('^\d+(\.\d+)*$') - - NAME_MATCHER = re.compile('^[0-9A-Z]([0-9A-Z_.-]*[0-9A-Z])?$', re.I) - - VERSION_MATCHER = PEP426_VERSION_RE - - SUMMARY_MATCHER = re.compile('.{1,2047}') - - METADATA_VERSION = '2.0' - - GENERATOR = 'distlib (%s)' % __version__ - - MANDATORY_KEYS = { - 'name': (), - 'version': (), - 'summary': ('legacy',), - } - - INDEX_KEYS = ('name version license summary description author ' - 'author_email keywords platform home_page classifiers ' - 'download_url') - - DEPENDENCY_KEYS = ('extras run_requires test_requires build_requires ' - 'dev_requires provides meta_requires obsoleted_by ' - 'supports_environments') - - SYNTAX_VALIDATORS = { - 'metadata_version': (METADATA_VERSION_MATCHER, ()), - 'name': (NAME_MATCHER, ('legacy',)), - 'version': (VERSION_MATCHER, ('legacy',)), - 'summary': (SUMMARY_MATCHER, ('legacy',)), - } - - __slots__ = ('_legacy', '_data', 'scheme') - - def __init__(self, path=None, fileobj=None, mapping=None, - scheme='default'): - if [path, fileobj, mapping].count(None) < 2: - raise TypeError('path, fileobj and mapping are exclusive') - self._legacy = None - self._data = None - self.scheme = scheme - #import pdb; pdb.set_trace() - if mapping is not None: - try: - self._validate_mapping(mapping, scheme) - self._data = mapping - except MetadataUnrecognizedVersionError: - self._legacy = LegacyMetadata(mapping=mapping, scheme=scheme) - self.validate() - else: - data = None - if path: - with open(path, 'rb') as f: - data = f.read() - elif fileobj: - data = fileobj.read() - if data is None: - # Initialised with no args - to be added - self._data = { - 'metadata_version': self.METADATA_VERSION, - 'generator': self.GENERATOR, - } - else: - if not isinstance(data, text_type): - data = data.decode('utf-8') - try: - self._data = json.loads(data) - self._validate_mapping(self._data, scheme) - except ValueError: - # Note: MetadataUnrecognizedVersionError does not - # inherit from ValueError (it's a DistlibException, - # which should not inherit from ValueError). - # The ValueError comes from the json.load - if that - # succeeds and we get a validation error, we want - # that to propagate - self._legacy = LegacyMetadata(fileobj=StringIO(data), - scheme=scheme) - self.validate() - - common_keys = set(('name', 'version', 'license', 'keywords', 'summary')) - - none_list = (None, list) - none_dict = (None, dict) - - mapped_keys = { - 'run_requires': ('Requires-Dist', list), - 'build_requires': ('Setup-Requires-Dist', list), - 'dev_requires': none_list, - 'test_requires': none_list, - 'meta_requires': none_list, - 'extras': ('Provides-Extra', list), - 'modules': none_list, - 'namespaces': none_list, - 'exports': none_dict, - 'commands': none_dict, - 'classifiers': ('Classifier', list), - 'source_url': ('Download-URL', None), - 'metadata_version': ('Metadata-Version', None), - } - - del none_list, none_dict - - def __getattribute__(self, key): - common = object.__getattribute__(self, 'common_keys') - mapped = object.__getattribute__(self, 'mapped_keys') - if key in mapped: - lk, maker = mapped[key] - if self._legacy: - if lk is None: - result = None if maker is None else maker() - else: - result = self._legacy.get(lk) - else: - value = None if maker is None else maker() - result = self._data.get(key, value) - elif key not in common: - result = object.__getattribute__(self, key) - elif self._legacy: - result = self._legacy.get(key) - else: - result = self._data.get(key) - return result - - def _validate_value(self, key, value, scheme=None): - if key in self.SYNTAX_VALIDATORS: - pattern, exclusions = self.SYNTAX_VALIDATORS[key] - if (scheme or self.scheme) not in exclusions: - m = pattern.match(value) - if not m: - raise MetadataInvalidError('%r is an invalid value for ' - 'the %r property' % (value, - key)) - - def __setattr__(self, key, value): - self._validate_value(key, value) - common = object.__getattribute__(self, 'common_keys') - mapped = object.__getattribute__(self, 'mapped_keys') - if key in mapped: - lk, _ = mapped[key] - if self._legacy: - if lk is None: - raise NotImplementedError - self._legacy[lk] = value - else: - self._data[key] = value - elif key not in common: - object.__setattr__(self, key, value) - else: - if key == 'keywords': - if isinstance(value, string_types): - value = value.strip() - if value: - value = value.split() - else: - value = [] - if self._legacy: - self._legacy[key] = value - else: - self._data[key] = value - - @property - def name_and_version(self): - return _get_name_and_version(self.name, self.version, True) - - @property - def provides(self): - if self._legacy: - result = self._legacy['Provides-Dist'] - else: - result = self._data.setdefault('provides', []) - s = '%s (%s)' % (self.name, self.version) - if s not in result: - result.append(s) - return result - - @provides.setter - def provides(self, value): - if self._legacy: - self._legacy['Provides-Dist'] = value - else: - self._data['provides'] = value - - def get_requirements(self, reqts, extras=None, env=None): - """ - Base method to get dependencies, given a set of extras - to satisfy and an optional environment context. - :param reqts: A list of sometimes-wanted dependencies, - perhaps dependent on extras and environment. - :param extras: A list of optional components being requested. - :param env: An optional environment for marker evaluation. - """ - if self._legacy: - result = reqts - else: - result = [] - extras = get_extras(extras or [], self.extras) - for d in reqts: - if 'extra' not in d and 'environment' not in d: - # unconditional - include = True - else: - if 'extra' not in d: - # Not extra-dependent - only environment-dependent - include = True - else: - include = d.get('extra') in extras - if include: - # Not excluded because of extras, check environment - marker = d.get('environment') - if marker: - include = interpret(marker, env) - if include: - result.extend(d['requires']) - for key in ('build', 'dev', 'test'): - e = ':%s:' % key - if e in extras: - extras.remove(e) - # A recursive call, but it should terminate since 'test' - # has been removed from the extras - reqts = self._data.get('%s_requires' % key, []) - result.extend(self.get_requirements(reqts, extras=extras, - env=env)) - return result - - @property - def dictionary(self): - if self._legacy: - return self._from_legacy() - return self._data - - @property - def dependencies(self): - if self._legacy: - raise NotImplementedError - else: - return extract_by_key(self._data, self.DEPENDENCY_KEYS) - - @dependencies.setter - def dependencies(self, value): - if self._legacy: - raise NotImplementedError - else: - self._data.update(value) - - def _validate_mapping(self, mapping, scheme): - if mapping.get('metadata_version') != self.METADATA_VERSION: - raise MetadataUnrecognizedVersionError() - missing = [] - for key, exclusions in self.MANDATORY_KEYS.items(): - if key not in mapping: - if scheme not in exclusions: - missing.append(key) - if missing: - msg = 'Missing metadata items: %s' % ', '.join(missing) - raise MetadataMissingError(msg) - for k, v in mapping.items(): - self._validate_value(k, v, scheme) - - def validate(self): - if self._legacy: - missing, warnings = self._legacy.check(True) - if missing or warnings: - logger.warning('Metadata: missing: %s, warnings: %s', - missing, warnings) - else: - self._validate_mapping(self._data, self.scheme) - - def todict(self): - if self._legacy: - return self._legacy.todict(True) - else: - result = extract_by_key(self._data, self.INDEX_KEYS) - return result - - def _from_legacy(self): - assert self._legacy and not self._data - result = { - 'metadata_version': self.METADATA_VERSION, - 'generator': self.GENERATOR, - } - lmd = self._legacy.todict(True) # skip missing ones - for k in ('name', 'version', 'license', 'summary', 'description', - 'classifier'): - if k in lmd: - if k == 'classifier': - nk = 'classifiers' - else: - nk = k - result[nk] = lmd[k] - kw = lmd.get('Keywords', []) - if kw == ['']: - kw = [] - result['keywords'] = kw - keys = (('requires_dist', 'run_requires'), - ('setup_requires_dist', 'build_requires')) - for ok, nk in keys: - if ok in lmd and lmd[ok]: - result[nk] = [{'requires': lmd[ok]}] - result['provides'] = self.provides - author = {} - maintainer = {} - return result - - LEGACY_MAPPING = { - 'name': 'Name', - 'version': 'Version', - 'license': 'License', - 'summary': 'Summary', - 'description': 'Description', - 'classifiers': 'Classifier', - } - - def _to_legacy(self): - def process_entries(entries): - reqts = set() - for e in entries: - extra = e.get('extra') - env = e.get('environment') - rlist = e['requires'] - for r in rlist: - if not env and not extra: - reqts.add(r) - else: - marker = '' - if extra: - marker = 'extra == "%s"' % extra - if env: - if marker: - marker = '(%s) and %s' % (env, marker) - else: - marker = env - reqts.add(';'.join((r, marker))) - return reqts - - assert self._data and not self._legacy - result = LegacyMetadata() - nmd = self._data - for nk, ok in self.LEGACY_MAPPING.items(): - if nk in nmd: - result[ok] = nmd[nk] - r1 = process_entries(self.run_requires + self.meta_requires) - r2 = process_entries(self.build_requires + self.dev_requires) - if self.extras: - result['Provides-Extra'] = sorted(self.extras) - result['Requires-Dist'] = sorted(r1) - result['Setup-Requires-Dist'] = sorted(r2) - # TODO: other fields such as contacts - return result - - def write(self, path=None, fileobj=None, legacy=False, skip_unknown=True): - if [path, fileobj].count(None) != 1: - raise ValueError('Exactly one of path and fileobj is needed') - self.validate() - if legacy: - if self._legacy: - legacy_md = self._legacy - else: - legacy_md = self._to_legacy() - if path: - legacy_md.write(path, skip_unknown=skip_unknown) - else: - legacy_md.write_file(fileobj, skip_unknown=skip_unknown) - else: - if self._legacy: - d = self._from_legacy() - else: - d = self._data - if fileobj: - json.dump(d, fileobj, ensure_ascii=True, indent=2, - sort_keys=True) - else: - with codecs.open(path, 'w', 'utf-8') as f: - json.dump(d, f, ensure_ascii=True, indent=2, - sort_keys=True) - - def add_requirements(self, requirements): - if self._legacy: - self._legacy.add_requirements(requirements) - else: - self._data.setdefault('run_requires', []).extend(requirements) - - def __repr__(self): - name = self.name or '(no name)' - version = self.version or 'no version' - return '<%s %s %s (%s)>' % (self.__class__.__name__, - self.metadata_version, name, version) diff --git a/jython-tosca-parser/src/main/resources/Lib/site-packages/pip/_vendor/distlib/resources.py b/jython-tosca-parser/src/main/resources/Lib/site-packages/pip/_vendor/distlib/resources.py deleted file mode 100644 index 7c26737..0000000 --- a/jython-tosca-parser/src/main/resources/Lib/site-packages/pip/_vendor/distlib/resources.py +++ /dev/null @@ -1,351 +0,0 @@ -# -*- coding: utf-8 -*- -# -# Copyright (C) 2013 Vinay Sajip. -# Licensed to the Python Software Foundation under a contributor agreement. -# See LICENSE.txt and CONTRIBUTORS.txt. -# -from __future__ import unicode_literals - -import bisect -import io -import logging -import os -import pkgutil -import shutil -import sys -import types -import zipimport - -from . import DistlibException -from .util import cached_property, get_cache_base, path_to_cache_dir - -logger = logging.getLogger(__name__) - - -class Cache(object): - """ - A class implementing a cache for resources that need to live in the file system - e.g. shared libraries. - """ - - def __init__(self, base=None): - """ - Initialise an instance. - - :param base: The base directory where the cache should be located. If - not specified, this will be the ``resource-cache`` - directory under whatever :func:`get_cache_base` returns. - """ - if base is None: - # Use native string to avoid issues on 2.x: see Python #20140. - base = os.path.join(get_cache_base(), str('resource-cache')) - # we use 'isdir' instead of 'exists', because we want to - # fail if there's a file with that name - if not os.path.isdir(base): - os.makedirs(base) - self.base = os.path.abspath(os.path.normpath(base)) - - def prefix_to_dir(self, prefix): - """ - Converts a resource prefix to a directory name in the cache. - """ - return path_to_cache_dir(prefix) - - def is_stale(self, resource, path): - """ - Is the cache stale for the given resource? - - :param resource: The :class:`Resource` being cached. - :param path: The path of the resource in the cache. - :return: True if the cache is stale. - """ - # Cache invalidation is a hard problem :-) - return True - - def get(self, resource): - """ - Get a resource into the cache, - - :param resource: A :class:`Resource` instance. - :return: The pathname of the resource in the cache. - """ - prefix, path = resource.finder.get_cache_info(resource) - if prefix is None: - result = path - else: - result = os.path.join(self.base, self.prefix_to_dir(prefix), path) - dirname = os.path.dirname(result) - if not os.path.isdir(dirname): - os.makedirs(dirname) - if not os.path.exists(result): - stale = True - else: - stale = self.is_stale(resource, path) - if stale: - # write the bytes of the resource to the cache location - with open(result, 'wb') as f: - f.write(resource.bytes) - return result - - def clear(self): - """ - Clear the cache. - """ - not_removed = [] - for fn in os.listdir(self.base): - fn = os.path.join(self.base, fn) - try: - if os.path.islink(fn) or os.path.isfile(fn): - os.remove(fn) - elif os.path.isdir(fn): - shutil.rmtree(fn) - except Exception: - not_removed.append(fn) - return not_removed - -cache = Cache() - - -class ResourceBase(object): - def __init__(self, finder, name): - self.finder = finder - self.name = name - - -class Resource(ResourceBase): - """ - A class representing an in-package resource, such as a data file. This is - not normally instantiated by user code, but rather by a - :class:`ResourceFinder` which manages the resource. - """ - is_container = False # Backwards compatibility - - def as_stream(self): - """ - Get the resource as a stream. - - This is not a property to make it obvious that it returns a new stream - each time. - """ - return self.finder.get_stream(self) - - @cached_property - def file_path(self): - return cache.get(self) - - @cached_property - def bytes(self): - return self.finder.get_bytes(self) - - @cached_property - def size(self): - return self.finder.get_size(self) - - -class ResourceContainer(ResourceBase): - is_container = True # Backwards compatibility - - @cached_property - def resources(self): - return self.finder.get_resources(self) - - -class ResourceFinder(object): - """ - Resource finder for file system resources. - """ - def __init__(self, module): - self.module = module - self.loader = getattr(module, '__loader__', None) - self.base = os.path.dirname(getattr(module, '__file__', '')) - - def _adjust_path(self, path): - return os.path.realpath(path) - - def _make_path(self, resource_name): - parts = resource_name.split('/') - parts.insert(0, self.base) - result = os.path.join(*parts) - return self._adjust_path(result) - - def _find(self, path): - return os.path.exists(path) - - def get_cache_info(self, resource): - return None, resource.path - - def find(self, resource_name): - path = self._make_path(resource_name) - if not self._find(path): - result = None - else: - if self._is_directory(path): - result = ResourceContainer(self, resource_name) - else: - result = Resource(self, resource_name) - result.path = path - return result - - def get_stream(self, resource): - return open(resource.path, 'rb') - - def get_bytes(self, resource): - with open(resource.path, 'rb') as f: - return f.read() - - def get_size(self, resource): - return os.path.getsize(resource.path) - - def get_resources(self, resource): - def allowed(f): - return f != '__pycache__' and not f.endswith(('.pyc', '.pyo')) - return set([f for f in os.listdir(resource.path) if allowed(f)]) - - def is_container(self, resource): - return self._is_directory(resource.path) - - _is_directory = staticmethod(os.path.isdir) - - -class ZipResourceFinder(ResourceFinder): - """ - Resource finder for resources in .zip files. - """ - def __init__(self, module): - super(ZipResourceFinder, self).__init__(module) - archive = self.loader.archive - self.prefix_len = 1 + len(archive) - # PyPy doesn't have a _files attr on zipimporter, and you can't set one - if hasattr(self.loader, '_files'): - self._files = self.loader._files - else: - self._files = zipimport._zip_directory_cache[archive] - self.index = sorted(self._files) - - def _adjust_path(self, path): - return path - - def _find(self, path): - path = path[self.prefix_len:] - if path in self._files: - result = True - else: - if path and path[-1] != os.sep: - path = path + os.sep - i = bisect.bisect(self.index, path) - try: - result = self.index[i].startswith(path) - except IndexError: - result = False - if not result: - logger.debug('_find failed: %r %r', path, self.loader.prefix) - else: - logger.debug('_find worked: %r %r', path, self.loader.prefix) - return result - - def get_cache_info(self, resource): - prefix = self.loader.archive - path = resource.path[1 + len(prefix):] - return prefix, path - - def get_bytes(self, resource): - return self.loader.get_data(resource.path) - - def get_stream(self, resource): - return io.BytesIO(self.get_bytes(resource)) - - def get_size(self, resource): - path = resource.path[self.prefix_len:] - return self._files[path][3] - - def get_resources(self, resource): - path = resource.path[self.prefix_len:] - if path and path[-1] != os.sep: - path += os.sep - plen = len(path) - result = set() - i = bisect.bisect(self.index, path) - while i < len(self.index): - if not self.index[i].startswith(path): - break - s = self.index[i][plen:] - result.add(s.split(os.sep, 1)[0]) # only immediate children - i += 1 - return result - - def _is_directory(self, path): - path = path[self.prefix_len:] - if path and path[-1] != os.sep: - path += os.sep - i = bisect.bisect(self.index, path) - try: - result = self.index[i].startswith(path) - except IndexError: - result = False - return result - -_finder_registry = { - type(None): ResourceFinder, - zipimport.zipimporter: ZipResourceFinder -} - -try: - import _frozen_importlib - _finder_registry[_frozen_importlib.SourceFileLoader] = ResourceFinder - _finder_registry[_frozen_importlib.FileFinder] = ResourceFinder -except (ImportError, AttributeError): - pass - - -def register_finder(loader, finder_maker): - _finder_registry[type(loader)] = finder_maker - -_finder_cache = {} - - -def finder(package): - """ - Return a resource finder for a package. - :param package: The name of the package. - :return: A :class:`ResourceFinder` instance for the package. - """ - if package in _finder_cache: - result = _finder_cache[package] - else: - if package not in sys.modules: - __import__(package) - module = sys.modules[package] - path = getattr(module, '__path__', None) - if path is None: - raise DistlibException('You cannot get a finder for a module, ' - 'only for a package') - loader = getattr(module, '__loader__', None) - finder_maker = _finder_registry.get(type(loader)) - if finder_maker is None: - raise DistlibException('Unable to locate finder for %r' % package) - result = finder_maker(module) - _finder_cache[package] = result - return result - - -_dummy_module = types.ModuleType(str('__dummy__')) - - -def finder_for_path(path): - """ - Return a resource finder for a path, which should represent a container. - - :param path: The path. - :return: A :class:`ResourceFinder` instance for the path. - """ - result = None - # calls any path hooks, gets importer into cache - pkgutil.get_importer(path) - loader = sys.path_importer_cache.get(path) - finder = _finder_registry.get(type(loader)) - if finder: - module = _dummy_module - module.__file__ = os.path.join(path, '') - module.__loader__ = loader - result = finder(module) - return result diff --git a/jython-tosca-parser/src/main/resources/Lib/site-packages/pip/_vendor/distlib/scripts.py b/jython-tosca-parser/src/main/resources/Lib/site-packages/pip/_vendor/distlib/scripts.py deleted file mode 100644 index 0c051ce..0000000 --- a/jython-tosca-parser/src/main/resources/Lib/site-packages/pip/_vendor/distlib/scripts.py +++ /dev/null @@ -1,343 +0,0 @@ -# -*- coding: utf-8 -*- -# -# Copyright (C) 2013 Vinay Sajip. -# Licensed to the Python Software Foundation under a contributor agreement. -# See LICENSE.txt and CONTRIBUTORS.txt. -# -from io import BytesIO -import logging -import os -import re -import struct -import sys - -from .compat import sysconfig, fsencode, detect_encoding, ZipFile -from .resources import finder -from .util import (FileOperator, get_export_entry, convert_path, - get_executable, in_venv) - -logger = logging.getLogger(__name__) - -is_posix = os.name == 'posix' or (os.name == 'java' and os._name == 'posix') -is_windows = os.name == "nt" or (os.name == "java" and os._name == "nt") - -_DEFAULT_MANIFEST = ''' -<?xml version="1.0" encoding="UTF-8" standalone="yes"?> -<assembly xmlns="urn:schemas-microsoft-com:asm.v1" manifestVersion="1.0"> - <assemblyIdentity version="1.0.0.0" - processorArchitecture="X86" - name="%s" - type="win32"/> - - <!-- Identify the application security requirements. --> - <trustInfo xmlns="urn:schemas-microsoft-com:asm.v3"> - <security> - <requestedPrivileges> - <requestedExecutionLevel level="asInvoker" uiAccess="false"/> - </requestedPrivileges> - </security> - </trustInfo> -</assembly>'''.strip() - -# check if Python is called on the first line with this expression -FIRST_LINE_RE = re.compile(b'^#!.*pythonw?[0-9.]*([ \t].*)?$') -SCRIPT_TEMPLATE = '''# -*- coding: utf-8 -*- -if __name__ == '__main__': - import sys, re - - def _resolve(module, func): - __import__(module) - mod = sys.modules[module] - parts = func.split('.') - result = getattr(mod, parts.pop(0)) - for p in parts: - result = getattr(result, p) - return result - - try: - sys.argv[0] = re.sub(r'(-script\.pyw|\.exe)?$', '', sys.argv[0]) - - func = _resolve('%(module)s', '%(func)s') - rc = func() # None interpreted as 0 - except Exception as e: # only supporting Python >= 2.6 - sys.stderr.write('%%s\\n' %% e) - rc = 1 - sys.exit(rc) -''' - - -class ScriptMaker(object): - """ - A class to copy or create scripts from source scripts or callable - specifications. - """ - script_template = SCRIPT_TEMPLATE - - executable = None # for shebangs - - def __init__(self, source_dir, target_dir, add_launchers=True, - dry_run=False, fileop=None): - self.source_dir = source_dir - self.target_dir = target_dir - self.add_launchers = add_launchers - self.force = False - self.clobber = False - # It only makes sense to set mode bits on POSIX. - self.set_mode = is_posix - self.variants = set(('', 'X.Y')) - self._fileop = fileop or FileOperator(dry_run) - - def _get_alternate_executable(self, executable, options): - if options.get('gui', False) and is_windows: - dn, fn = os.path.split(executable) - fn = fn.replace('python', 'pythonw') - executable = os.path.join(dn, fn) - return executable - - def _is_shell(self, executable): - """Determine if the specified executable is a .sh (contains a #! line)""" - try: - with open(executable) as fp: - return fp.read(2) == '#!' - except (OSError, IOError): - return False # FIXME log - - def _fix_jython_executable(self, executable): - if sys.platform.startswith('java'): - if self._is_shell(executable): - # Workaround for Jython is not needed on Linux systems. - import java - - if java.lang.System.getProperty("os.name") == "Linux": - return executable - elif executable.endswith('jython.exe'): - # Use wrapper exe for Jython on Windows - return executable - - return '/usr/bin/env %s' % executable - - def _get_shebang(self, encoding, post_interp=b'', options=None): - if self.executable: - executable = self.executable - elif not sysconfig.is_python_build(): - executable = get_executable() - elif in_venv(): - executable = os.path.join(sysconfig.get_path('scripts'), - 'python%s' % sysconfig.get_config_var('EXE')) - else: - executable = os.path.join( - sysconfig.get_config_var('BINDIR'), - 'python%s%s' % (sysconfig.get_config_var('VERSION'), - sysconfig.get_config_var('EXE'))) - if options: - executable = self._get_alternate_executable(executable, options) - - executable = self._fix_jython_executable(executable) - executable = fsencode(executable) - shebang = b'#!' + executable + post_interp + b'\n' - # Python parser starts to read a script using UTF-8 until - # it gets a #coding:xxx cookie. The shebang has to be the - # first line of a file, the #coding:xxx cookie cannot be - # written before. So the shebang has to be decodable from - # UTF-8. - try: - shebang.decode('utf-8') - except UnicodeDecodeError: - raise ValueError( - 'The shebang (%r) is not decodable from utf-8' % shebang) - # If the script is encoded to a custom encoding (use a - # #coding:xxx cookie), the shebang has to be decodable from - # the script encoding too. - if encoding != 'utf-8': - try: - shebang.decode(encoding) - except UnicodeDecodeError: - raise ValueError( - 'The shebang (%r) is not decodable ' - 'from the script encoding (%r)' % (shebang, encoding)) - return shebang - - def _get_script_text(self, entry): - return self.script_template % dict(module=entry.prefix, - func=entry.suffix) - - manifest = _DEFAULT_MANIFEST - - def get_manifest(self, exename): - base = os.path.basename(exename) - return self.manifest % base - - def _write_script(self, names, shebang, script_bytes, filenames, ext): - use_launcher = self.add_launchers and is_windows - linesep = os.linesep.encode('utf-8') - if not use_launcher: - script_bytes = shebang + linesep + script_bytes - else: - if ext == 'py': - launcher = self._get_launcher('t') - else: - launcher = self._get_launcher('w') - stream = BytesIO() - with ZipFile(stream, 'w') as zf: - zf.writestr('__main__.py', script_bytes) - zip_data = stream.getvalue() - script_bytes = launcher + shebang + linesep + zip_data - for name in names: - outname = os.path.join(self.target_dir, name) - if use_launcher: - n, e = os.path.splitext(outname) - if e.startswith('.py'): - outname = n - outname = '%s.exe' % outname - try: - self._fileop.write_binary_file(outname, script_bytes) - except Exception: - # Failed writing an executable - it might be in use. - logger.warning('Failed to write executable - trying to ' - 'use .deleteme logic') - dfname = '%s.deleteme' % outname - if os.path.exists(dfname): - os.remove(dfname) # Not allowed to fail here - os.rename(outname, dfname) # nor here - self._fileop.write_binary_file(outname, script_bytes) - logger.debug('Able to replace executable using ' - '.deleteme logic') - try: - os.remove(dfname) - except Exception: - pass # still in use - ignore error - else: - if is_windows and not outname.endswith('.' + ext): - outname = '%s.%s' % (outname, ext) - if os.path.exists(outname) and not self.clobber: - logger.warning('Skipping existing file %s', outname) - continue - self._fileop.write_binary_file(outname, script_bytes) - if self.set_mode: - self._fileop.set_executable_mode([outname]) - filenames.append(outname) - - def _make_script(self, entry, filenames, options=None): - shebang = self._get_shebang('utf-8', options=options) - script = self._get_script_text(entry).encode('utf-8') - name = entry.name - scriptnames = set() - if '' in self.variants: - scriptnames.add(name) - if 'X' in self.variants: - scriptnames.add('%s%s' % (name, sys.version[0])) - if 'X.Y' in self.variants: - scriptnames.add('%s-%s' % (name, sys.version[:3])) - if options and options.get('gui', False): - ext = 'pyw' - else: - ext = 'py' - self._write_script(scriptnames, shebang, script, filenames, ext) - - def _copy_script(self, script, filenames): - adjust = False - script = os.path.join(self.source_dir, convert_path(script)) - outname = os.path.join(self.target_dir, os.path.basename(script)) - if not self.force and not self._fileop.newer(script, outname): - logger.debug('not copying %s (up-to-date)', script) - return - - # Always open the file, but ignore failures in dry-run mode -- - # that way, we'll get accurate feedback if we can read the - # script. - try: - f = open(script, 'rb') - except IOError: - if not self.dry_run: - raise - f = None - else: - encoding, lines = detect_encoding(f.readline) - f.seek(0) - first_line = f.readline() - if not first_line: - logger.warning('%s: %s is an empty file (skipping)', - self.get_command_name(), script) - return - - match = FIRST_LINE_RE.match(first_line.replace(b'\r\n', b'\n')) - if match: - adjust = True - post_interp = match.group(1) or b'' - - if not adjust: - if f: - f.close() - self._fileop.copy_file(script, outname) - if self.set_mode: - self._fileop.set_executable_mode([outname]) - filenames.append(outname) - else: - logger.info('copying and adjusting %s -> %s', script, - self.target_dir) - if not self._fileop.dry_run: - shebang = self._get_shebang(encoding, post_interp) - if b'pythonw' in first_line: - ext = 'pyw' - else: - ext = 'py' - n = os.path.basename(outname) - self._write_script([n], shebang, f.read(), filenames, ext) - if f: - f.close() - - @property - def dry_run(self): - return self._fileop.dry_run - - @dry_run.setter - def dry_run(self, value): - self._fileop.dry_run = value - - if is_windows: - # Executable launcher support. - # Launchers are from https://bitbucket.org/vinay.sajip/simple_launcher/ - - def _get_launcher(self, kind): - if struct.calcsize('P') == 8: # 64-bit - bits = '64' - else: - bits = '32' - name = '%s%s.exe' % (kind, bits) - # Issue 31: don't hardcode an absolute package name, but - # determine it relative to the current package - distlib_package = __name__.rsplit('.', 1)[0] - result = finder(distlib_package).find(name).bytes - return result - - # Public API follows - - def make(self, specification, options=None): - """ - Make a script. - - :param specification: The specification, which is either a valid export - entry specification (to make a script from a - callable) or a filename (to make a script by - copying from a source location). - :param options: A dictionary of options controlling script generation. - :return: A list of all absolute pathnames written to. - """ - filenames = [] - entry = get_export_entry(specification) - if entry is None: - self._copy_script(specification, filenames) - else: - self._make_script(entry, filenames, options=options) - return filenames - - def make_multiple(self, specifications, options=None): - """ - Take a list of specifications and make scripts from them, - :param specifications: A list of specifications. - :return: A list of all absolute pathnames written to, - """ - filenames = [] - for specification in specifications: - filenames.extend(self.make(specification, options)) - return filenames diff --git a/jython-tosca-parser/src/main/resources/Lib/site-packages/pip/_vendor/distlib/util.py b/jython-tosca-parser/src/main/resources/Lib/site-packages/pip/_vendor/distlib/util.py deleted file mode 100644 index e8e0ff2..0000000 --- a/jython-tosca-parser/src/main/resources/Lib/site-packages/pip/_vendor/distlib/util.py +++ /dev/null @@ -1,1532 +0,0 @@ -# -# Copyright (C) 2012-2013 The Python Software Foundation. -# See LICENSE.txt and CONTRIBUTORS.txt. -# -import codecs -from collections import deque -import contextlib -import csv -from glob import iglob as std_iglob -import io -import json -import logging -import os -import py_compile -import re -import shutil -import socket -import ssl -import subprocess -import sys -import tarfile -import tempfile -try: - import threading -except ImportError: - import dummy_threading as threading -import time - -from . import DistlibException -from .compat import (string_types, text_type, shutil, raw_input, StringIO, - cache_from_source, urlopen, httplib, xmlrpclib, splittype, - HTTPHandler, HTTPSHandler as BaseHTTPSHandler, - BaseConfigurator, valid_ident, Container, configparser, - URLError, match_hostname, CertificateError, ZipFile) - -logger = logging.getLogger(__name__) - -# -# Requirement parsing code for name + optional constraints + optional extras -# -# e.g. 'foo >= 1.2, < 2.0 [bar, baz]' -# -# The regex can seem a bit hairy, so we build it up out of smaller pieces -# which are manageable. -# - -COMMA = r'\s*,\s*' -COMMA_RE = re.compile(COMMA) - -IDENT = r'(\w|[.-])+' -EXTRA_IDENT = r'(\*|:(\*|\w+):|' + IDENT + ')' -VERSPEC = IDENT + r'\*?' - -RELOP = '([<>=!~]=)|[<>]' - -# -# The first relop is optional - if absent, will be taken as '~=' -# -BARE_CONSTRAINTS = ('(' + RELOP + r')?\s*(' + VERSPEC + ')(' + COMMA + '(' + - RELOP + r')\s*(' + VERSPEC + '))*') - -DIRECT_REF = '(from\s+(?P<diref>.*))' - -# -# Either the bare constraints or the bare constraints in parentheses -# -CONSTRAINTS = (r'\(\s*(?P<c1>' + BARE_CONSTRAINTS + '|' + DIRECT_REF + - r')\s*\)|(?P<c2>' + BARE_CONSTRAINTS + '\s*)') - -EXTRA_LIST = EXTRA_IDENT + '(' + COMMA + EXTRA_IDENT + ')*' -EXTRAS = r'\[\s*(?P<ex>' + EXTRA_LIST + r')?\s*\]' -REQUIREMENT = ('(?P<dn>' + IDENT + r')\s*(' + EXTRAS + r'\s*)?(\s*' + - CONSTRAINTS + ')?$') -REQUIREMENT_RE = re.compile(REQUIREMENT) - -# -# Used to scan through the constraints -# -RELOP_IDENT = '(?P<op>' + RELOP + r')\s*(?P<vn>' + VERSPEC + ')' -RELOP_IDENT_RE = re.compile(RELOP_IDENT) - -def parse_requirement(s): - - def get_constraint(m): - d = m.groupdict() - return d['op'], d['vn'] - - result = None - m = REQUIREMENT_RE.match(s) - if m: - d = m.groupdict() - name = d['dn'] - cons = d['c1'] or d['c2'] - if not d['diref']: - url = None - else: - # direct reference - cons = None - url = d['diref'].strip() - if not cons: - cons = None - constr = '' - rs = d['dn'] - else: - if cons[0] not in '<>!=': - cons = '~=' + cons - iterator = RELOP_IDENT_RE.finditer(cons) - cons = [get_constraint(m) for m in iterator] - rs = '%s (%s)' % (name, ', '.join(['%s %s' % con for con in cons])) - if not d['ex']: - extras = None - else: - extras = COMMA_RE.split(d['ex']) - result = Container(name=name, constraints=cons, extras=extras, - requirement=rs, source=s, url=url) - return result - - -def get_resources_dests(resources_root, rules): - """Find destinations for resources files""" - - def get_rel_path(base, path): - # normalizes and returns a lstripped-/-separated path - base = base.replace(os.path.sep, '/') - path = path.replace(os.path.sep, '/') - assert path.startswith(base) - return path[len(base):].lstrip('/') - - - destinations = {} - for base, suffix, dest in rules: - prefix = os.path.join(resources_root, base) - for abs_base in iglob(prefix): - abs_glob = os.path.join(abs_base, suffix) - for abs_path in iglob(abs_glob): - resource_file = get_rel_path(resources_root, abs_path) - if dest is None: # remove the entry if it was here - destinations.pop(resource_file, None) - else: - rel_path = get_rel_path(abs_base, abs_path) - rel_dest = dest.replace(os.path.sep, '/').rstrip('/') - destinations[resource_file] = rel_dest + '/' + rel_path - return destinations - - -def in_venv(): - if hasattr(sys, 'real_prefix'): - # virtualenv venvs - result = True - else: - # PEP 405 venvs - result = sys.prefix != getattr(sys, 'base_prefix', sys.prefix) - return result - - -def get_executable(): - if sys.platform == 'darwin' and ('__VENV_LAUNCHER__' - in os.environ): - result = os.environ['__VENV_LAUNCHER__'] - else: - result = sys.executable - return result - - -def proceed(prompt, allowed_chars, error_prompt=None, default=None): - p = prompt - while True: - s = raw_input(p) - p = prompt - if not s and default: - s = default - if s: - c = s[0].lower() - if c in allowed_chars: - break - if error_prompt: - p = '%c: %s\n%s' % (c, error_prompt, prompt) - return c - - -def extract_by_key(d, keys): - if isinstance(keys, string_types): - keys = keys.split() - result = {} - for key in keys: - if key in d: - result[key] = d[key] - return result - -def read_exports(stream): - if sys.version_info[0] >= 3: - # needs to be a text stream - stream = codecs.getreader('utf-8')(stream) - # Try to load as JSON, falling back on legacy format - data = stream.read() - stream = StringIO(data) - try: - data = json.load(stream) - result = data['exports'] - for group, entries in result.items(): - for k, v in entries.items(): - s = '%s = %s' % (k, v) - entry = get_export_entry(s) - assert entry is not None - entries[k] = entry - return result - except Exception: - stream.seek(0, 0) - cp = configparser.ConfigParser() - if hasattr(cp, 'read_file'): - cp.read_file(stream) - else: - cp.readfp(stream) - result = {} - for key in cp.sections(): - result[key] = entries = {} - for name, value in cp.items(key): - s = '%s = %s' % (name, value) - entry = get_export_entry(s) - assert entry is not None - #entry.dist = self - entries[name] = entry - return result - - -def write_exports(exports, stream): - if sys.version_info[0] >= 3: - # needs to be a text stream - stream = codecs.getwriter('utf-8')(stream) - cp = configparser.ConfigParser() - for k, v in exports.items(): - # TODO check k, v for valid values - cp.add_section(k) - for entry in v.values(): - if entry.suffix is None: - s = entry.prefix - else: - s = '%s:%s' % (entry.prefix, entry.suffix) - if entry.flags: - s = '%s [%s]' % (s, ', '.join(entry.flags)) - cp.set(k, entry.name, s) - cp.write(stream) - - -@contextlib.contextmanager -def tempdir(): - td = tempfile.mkdtemp() - try: - yield td - finally: - shutil.rmtree(td) - -@contextlib.contextmanager -def chdir(d): - cwd = os.getcwd() - try: - os.chdir(d) - yield - finally: - os.chdir(cwd) - - -@contextlib.contextmanager -def socket_timeout(seconds=15): - cto = socket.getdefaulttimeout() - try: - socket.setdefaulttimeout(seconds) - yield - finally: - socket.setdefaulttimeout(cto) - - -class cached_property(object): - def __init__(self, func): - self.func = func - #for attr in ('__name__', '__module__', '__doc__'): - # setattr(self, attr, getattr(func, attr, None)) - - def __get__(self, obj, cls=None): - if obj is None: - return self - value = self.func(obj) - object.__setattr__(obj, self.func.__name__, value) - #obj.__dict__[self.func.__name__] = value = self.func(obj) - return value - -def convert_path(pathname): - """Return 'pathname' as a name that will work on the native filesystem. - - The path is split on '/' and put back together again using the current - directory separator. Needed because filenames in the setup script are - always supplied in Unix style, and have to be converted to the local - convention before we can actually use them in the filesystem. Raises - ValueError on non-Unix-ish systems if 'pathname' either starts or - ends with a slash. - """ - if os.sep == '/': - return pathname - if not pathname: - return pathname - if pathname[0] == '/': - raise ValueError("path '%s' cannot be absolute" % pathname) - if pathname[-1] == '/': - raise ValueError("path '%s' cannot end with '/'" % pathname) - - paths = pathname.split('/') - while os.curdir in paths: - paths.remove(os.curdir) - if not paths: - return os.curdir - return os.path.join(*paths) - - -class FileOperator(object): - def __init__(self, dry_run=False): - self.dry_run = dry_run - self.ensured = set() - self._init_record() - - def _init_record(self): - self.record = False - self.files_written = set() - self.dirs_created = set() - - def record_as_written(self, path): - if self.record: - self.files_written.add(path) - - def newer(self, source, target): - """Tell if the target is newer than the source. - - Returns true if 'source' exists and is more recently modified than - 'target', or if 'source' exists and 'target' doesn't. - - Returns false if both exist and 'target' is the same age or younger - than 'source'. Raise PackagingFileError if 'source' does not exist. - - Note that this test is not very accurate: files created in the same - second will have the same "age". - """ - if not os.path.exists(source): - raise DistlibException("file '%r' does not exist" % - os.path.abspath(source)) - if not os.path.exists(target): - return True - - return os.stat(source).st_mtime > os.stat(target).st_mtime - - def copy_file(self, infile, outfile, check=True): - """Copy a file respecting dry-run and force flags. - """ - self.ensure_dir(os.path.dirname(outfile)) - logger.info('Copying %s to %s', infile, outfile) - if not self.dry_run: - msg = None - if check: - if os.path.islink(outfile): - msg = '%s is a symlink' % outfile - elif os.path.exists(outfile) and not os.path.isfile(outfile): - msg = '%s is a non-regular file' % outfile - if msg: - raise ValueError(msg + ' which would be overwritten') - shutil.copyfile(infile, outfile) - self.record_as_written(outfile) - - def copy_stream(self, instream, outfile, encoding=None): - assert not os.path.isdir(outfile) - self.ensure_dir(os.path.dirname(outfile)) - logger.info('Copying stream %s to %s', instream, outfile) - if not self.dry_run: - if encoding is None: - outstream = open(outfile, 'wb') - else: - outstream = codecs.open(outfile, 'w', encoding=encoding) - try: - shutil.copyfileobj(instream, outstream) - finally: - outstream.close() - self.record_as_written(outfile) - - def write_binary_file(self, path, data): - self.ensure_dir(os.path.dirname(path)) - if not self.dry_run: - with open(path, 'wb') as f: - f.write(data) - self.record_as_written(path) - - def write_text_file(self, path, data, encoding): - self.ensure_dir(os.path.dirname(path)) - if not self.dry_run: - with open(path, 'wb') as f: - f.write(data.encode(encoding)) - self.record_as_written(path) - - def set_mode(self, bits, mask, files): - if os.name == 'posix' or (os.name == 'java' and os._name == 'posix'): - # Set the executable bits (owner, group, and world) on - # all the files specified. - for f in files: - if self.dry_run: - logger.info("changing mode of %s", f) - else: - mode = (os.stat(f).st_mode | bits) & mask - logger.info("changing mode of %s to %o", f, mode) - os.chmod(f, mode) - - set_executable_mode = lambda s, f: s.set_mode(0o555, 0o7777, f) - - def ensure_dir(self, path): - path = os.path.abspath(path) - if path not in self.ensured and not os.path.exists(path): - self.ensured.add(path) - d, f = os.path.split(path) - self.ensure_dir(d) - logger.info('Creating %s' % path) - if not self.dry_run: - os.mkdir(path) - if self.record: - self.dirs_created.add(path) - - def byte_compile(self, path, optimize=False, force=False, prefix=None): - dpath = cache_from_source(path, not optimize) - logger.info('Byte-compiling %s to %s', path, dpath) - if not self.dry_run: - if force or self.newer(path, dpath): - if not prefix: - diagpath = None - else: - assert path.startswith(prefix) - diagpath = path[len(prefix):] - py_compile.compile(path, dpath, diagpath, True) # raise error - self.record_as_written(dpath) - return dpath - - def ensure_removed(self, path): - if os.path.exists(path): - if os.path.isdir(path) and not os.path.islink(path): - logger.debug('Removing directory tree at %s', path) - if not self.dry_run: - shutil.rmtree(path) - if self.record: - if path in self.dirs_created: - self.dirs_created.remove(path) - else: - if os.path.islink(path): - s = 'link' - else: - s = 'file' - logger.debug('Removing %s %s', s, path) - if not self.dry_run: - os.remove(path) - if self.record: - if path in self.files_written: - self.files_written.remove(path) - - def is_writable(self, path): - result = False - while not result: - if os.path.exists(path): - result = os.access(path, os.W_OK) - break - parent = os.path.dirname(path) - if parent == path: - break - path = parent - return result - - def commit(self): - """ - Commit recorded changes, turn off recording, return - changes. - """ - assert self.record - result = self.files_written, self.dirs_created - self._init_record() - return result - - def rollback(self): - if not self.dry_run: - for f in list(self.files_written): - if os.path.exists(f): - os.remove(f) - # dirs should all be empty now, except perhaps for - # __pycache__ subdirs - # reverse so that subdirs appear before their parents - dirs = sorted(self.dirs_created, reverse=True) - for d in dirs: - flist = os.listdir(d) - if flist: - assert flist == ['__pycache__'] - sd = os.path.join(d, flist[0]) - os.rmdir(sd) - os.rmdir(d) # should fail if non-empty - self._init_record() - -def resolve(module_name, dotted_path): - if module_name in sys.modules: - mod = sys.modules[module_name] - else: - mod = __import__(module_name) - if dotted_path is None: - result = mod - else: - parts = dotted_path.split('.') - result = getattr(mod, parts.pop(0)) - for p in parts: - result = getattr(result, p) - return result - - -class ExportEntry(object): - def __init__(self, name, prefix, suffix, flags): - self.name = name - self.prefix = prefix - self.suffix = suffix - self.flags = flags - - @cached_property - def value(self): - return resolve(self.prefix, self.suffix) - - def __repr__(self): - return '<ExportEntry %s = %s:%s %s>' % (self.name, self.prefix, - self.suffix, self.flags) - - def __eq__(self, other): - if not isinstance(other, ExportEntry): - result = False - else: - result = (self.name == other.name and - self.prefix == other.prefix and - self.suffix == other.suffix and - self.flags == other.flags) - return result - - __hash__ = object.__hash__ - - -ENTRY_RE = re.compile(r'''(?P<name>(\w|[-.])+) - \s*=\s*(?P<callable>(\w+)([:\.]\w+)*) - \s*(\[\s*(?P<flags>\w+(=\w+)?(,\s*\w+(=\w+)?)*)\s*\])? - ''', re.VERBOSE) - - -def get_export_entry(specification): - m = ENTRY_RE.search(specification) - if not m: - result = None - if '[' in specification or ']' in specification: - raise DistlibException('Invalid specification ' - '%r' % specification) - else: - d = m.groupdict() - name = d['name'] - path = d['callable'] - colons = path.count(':') - if colons == 0: - prefix, suffix = path, None - else: - if colons != 1: - raise DistlibException('Invalid specification ' - '%r' % specification) - prefix, suffix = path.split(':') - flags = d['flags'] - if flags is None: - if '[' in specification or ']' in specification: - raise DistlibException('Invalid specification ' - '%r' % specification) - flags = [] - else: - flags = [f.strip() for f in flags.split(',')] - result = ExportEntry(name, prefix, suffix, flags) - return result - - -def get_cache_base(suffix=None): - """ - Return the default base location for distlib caches. If the directory does - not exist, it is created. Use the suffix provided for the base directory, - and default to '.distlib' if it isn't provided. - - On Windows, if LOCALAPPDATA is defined in the environment, then it is - assumed to be a directory, and will be the parent directory of the result. - On POSIX, and on Windows if LOCALAPPDATA is not defined, the user's home - directory - using os.expanduser('~') - will be the parent directory of - the result. - - The result is just the directory '.distlib' in the parent directory as - determined above, or with the name specified with ``suffix``. - """ - if suffix is None: - suffix = '.distlib' - if os.name == 'nt' and 'LOCALAPPDATA' in os.environ: - result = os.path.expandvars('$localappdata') - else: - # Assume posix, or old Windows - result = os.path.expanduser('~') - result = os.path.join(result, suffix) - # we use 'isdir' instead of 'exists', because we want to - # fail if there's a file with that name - if os.path.isdir(result): - usable = os.access(result, os.W_OK) - if not usable: - logger.warning('Directory exists but is not writable: %s', result) - else: - try: - os.makedirs(result) - usable = True - except OSError: - logger.warning('Unable to create %s', result, exc_info=True) - usable = False - if not usable: - result = tempfile.mkdtemp() - logger.warning('Default location unusable, using %s', result) - return result - - -def path_to_cache_dir(path): - """ - Convert an absolute path to a directory name for use in a cache. - - The algorithm used is: - - #. On Windows, any ``':'`` in the drive is replaced with ``'---'``. - #. Any occurrence of ``os.sep`` is replaced with ``'--'``. - #. ``'.cache'`` is appended. - """ - d, p = os.path.splitdrive(os.path.abspath(path)) - if d: - d = d.replace(':', '---') - p = p.replace(os.sep, '--') - return d + p + '.cache' - - -def ensure_slash(s): - if not s.endswith('/'): - return s + '/' - return s - - -def parse_credentials(netloc): - username = password = None - if '@' in netloc: - prefix, netloc = netloc.split('@', 1) - if ':' not in prefix: - username = prefix - else: - username, password = prefix.split(':', 1) - return username, password, netloc - - -def get_process_umask(): - result = os.umask(0o22) - os.umask(result) - return result - -def is_string_sequence(seq): - result = True - i = None - for i, s in enumerate(seq): - if not isinstance(s, string_types): - result = False - break - assert i is not None - return result - -PROJECT_NAME_AND_VERSION = re.compile('([a-z0-9_]+([.-][a-z_][a-z0-9_]*)*)-' - '([a-z0-9_.+-]+)', re.I) -PYTHON_VERSION = re.compile(r'-py(\d\.?\d?)') - - -def split_filename(filename, project_name=None): - """ - Extract name, version, python version from a filename (no extension) - - Return name, version, pyver or None - """ - result = None - pyver = None - m = PYTHON_VERSION.search(filename) - if m: - pyver = m.group(1) - filename = filename[:m.start()] - if project_name and len(filename) > len(project_name) + 1: - m = re.match(re.escape(project_name) + r'\b', filename) - if m: - n = m.end() - result = filename[:n], filename[n + 1:], pyver - if result is None: - m = PROJECT_NAME_AND_VERSION.match(filename) - if m: - result = m.group(1), m.group(3), pyver - return result - -# Allow spaces in name because of legacy dists like "Twisted Core" -NAME_VERSION_RE = re.compile(r'(?P<name>[\w .-]+)\s*' - r'\(\s*(?P<ver>[^\s)]+)\)$') - -def parse_name_and_version(p): - """ - A utility method used to get name and version from a string. - - From e.g. a Provides-Dist value. - - :param p: A value in a form 'foo (1.0)' - :return: The name and version as a tuple. - """ - m = NAME_VERSION_RE.match(p) - if not m: - raise DistlibException('Ill-formed name/version string: \'%s\'' % p) - d = m.groupdict() - return d['name'].strip().lower(), d['ver'] - -def get_extras(requested, available): - result = set() - requested = set(requested or []) - available = set(available or []) - if '*' in requested: - requested.remove('*') - result |= available - for r in requested: - if r == '-': - result.add(r) - elif r.startswith('-'): - unwanted = r[1:] - if unwanted not in available: - logger.warning('undeclared extra: %s' % unwanted) - if unwanted in result: - result.remove(unwanted) - else: - if r not in available: - logger.warning('undeclared extra: %s' % r) - result.add(r) - return result -# -# Extended metadata functionality -# - -def _get_external_data(url): - result = {} - try: - # urlopen might fail if it runs into redirections, - # because of Python issue #13696. Fixed in locators - # using a custom redirect handler. - resp = urlopen(url) - headers = resp.info() - if headers.get('Content-Type') != 'application/json': - logger.debug('Unexpected response for JSON request') - else: - reader = codecs.getreader('utf-8')(resp) - #data = reader.read().decode('utf-8') - #result = json.loads(data) - result = json.load(reader) - except Exception as e: - logger.exception('Failed to get external data for %s: %s', url, e) - return result - - -def get_project_data(name): - url = ('https://www.red-dove.com/pypi/projects/' - '%s/%s/project.json' % (name[0].upper(), name)) - result = _get_external_data(url) - return result - -def get_package_data(name, version): - url = ('https://www.red-dove.com/pypi/projects/' - '%s/%s/package-%s.json' % (name[0].upper(), name, version)) - return _get_external_data(url) - - -class EventMixin(object): - """ - A very simple publish/subscribe system. - """ - def __init__(self): - self._subscribers = {} - - def add(self, event, subscriber, append=True): - """ - Add a subscriber for an event. - - :param event: The name of an event. - :param subscriber: The subscriber to be added (and called when the - event is published). - :param append: Whether to append or prepend the subscriber to an - existing subscriber list for the event. - """ - subs = self._subscribers - if event not in subs: - subs[event] = deque([subscriber]) - else: - sq = subs[event] - if append: - sq.append(subscriber) - else: - sq.appendleft(subscriber) - - def remove(self, event, subscriber): - """ - Remove a subscriber for an event. - - :param event: The name of an event. - :param subscriber: The subscriber to be removed. - """ - subs = self._subscribers - if event not in subs: - raise ValueError('No subscribers: %r' % event) - subs[event].remove(subscriber) - - def get_subscribers(self, event): - """ - Return an iterator for the subscribers for an event. - :param event: The event to return subscribers for. - """ - return iter(self._subscribers.get(event, ())) - - def publish(self, event, *args, **kwargs): - """ - Publish a event and return a list of values returned by its - subscribers. - - :param event: The event to publish. - :param args: The positional arguments to pass to the event's - subscribers. - :param kwargs: The keyword arguments to pass to the event's - subscribers. - """ - result = [] - for subscriber in self.get_subscribers(event): - try: - value = subscriber(event, *args, **kwargs) - except Exception: - logger.exception('Exception during event publication') - value = None - result.append(value) - logger.debug('publish %s: args = %s, kwargs = %s, result = %s', - event, args, kwargs, result) - return result - -# -# Simple sequencing -# -class Sequencer(object): - def __init__(self): - self._preds = {} - self._succs = {} - self._nodes = set() # nodes with no preds/succs - - def add_node(self, node): - self._nodes.add(node) - - def remove_node(self, node, edges=False): - if node in self._nodes: - self._nodes.remove(node) - if edges: - for p in set(self._preds.get(node, ())): - self.remove(p, node) - for s in set(self._succs.get(node, ())): - self.remove(node, s) - # Remove empties - for k, v in list(self._preds.items()): - if not v: - del self._preds[k] - for k, v in list(self._succs.items()): - if not v: - del self._succs[k] - - def add(self, pred, succ): - assert pred != succ - self._preds.setdefault(succ, set()).add(pred) - self._succs.setdefault(pred, set()).add(succ) - - def remove(self, pred, succ): - assert pred != succ - try: - preds = self._preds[succ] - succs = self._succs[pred] - except KeyError: - raise ValueError('%r not a successor of anything' % succ) - try: - preds.remove(pred) - succs.remove(succ) - except KeyError: - raise ValueError('%r not a successor of %r' % (succ, pred)) - - def is_step(self, step): - return (step in self._preds or step in self._succs or - step in self._nodes) - - def get_steps(self, final): - if not self.is_step(final): - raise ValueError('Unknown: %r' % final) - result = [] - todo = [] - seen = set() - todo.append(final) - while todo: - step = todo.pop(0) - if step in seen: - # if a step was already seen, - # move it to the end (so it will appear earlier - # when reversed on return) ... but not for the - # final step, as that would be confusing for - # users - if step != final: - result.remove(step) - result.append(step) - else: - seen.add(step) - result.append(step) - preds = self._preds.get(step, ()) - todo.extend(preds) - return reversed(result) - - @property - def strong_connections(self): - #http://en.wikipedia.org/wiki/Tarjan%27s_strongly_connected_components_algorithm - index_counter = [0] - stack = [] - lowlinks = {} - index = {} - result = [] - - graph = self._succs - - def strongconnect(node): - # set the depth index for this node to the smallest unused index - index[node] = index_counter[0] - lowlinks[node] = index_counter[0] - index_counter[0] += 1 - stack.append(node) - - # Consider successors - try: - successors = graph[node] - except Exception: - successors = [] - for successor in successors: - if successor not in lowlinks: - # Successor has not yet been visited - strongconnect(successor) - lowlinks[node] = min(lowlinks[node],lowlinks[successor]) - elif successor in stack: - # the successor is in the stack and hence in the current - # strongly connected component (SCC) - lowlinks[node] = min(lowlinks[node],index[successor]) - - # If `node` is a root node, pop the stack and generate an SCC - if lowlinks[node] == index[node]: - connected_component = [] - - while True: - successor = stack.pop() - connected_component.append(successor) - if successor == node: break - component = tuple(connected_component) - # storing the result - result.append(component) - - for node in graph: - if node not in lowlinks: - strongconnect(node) - - return result - - @property - def dot(self): - result = ['digraph G {'] - for succ in self._preds: - preds = self._preds[succ] - for pred in preds: - result.append(' %s -> %s;' % (pred, succ)) - for node in self._nodes: - result.append(' %s;' % node) - result.append('}') - return '\n'.join(result) - -# -# Unarchiving functionality for zip, tar, tgz, tbz, whl -# - -ARCHIVE_EXTENSIONS = ('.tar.gz', '.tar.bz2', '.tar', '.zip', - '.tgz', '.tbz', '.whl') - -def unarchive(archive_filename, dest_dir, format=None, check=True): - - def check_path(path): - if not isinstance(path, text_type): - path = path.decode('utf-8') - p = os.path.abspath(os.path.join(dest_dir, path)) - if not p.startswith(dest_dir) or p[plen] != os.sep: - raise ValueError('path outside destination: %r' % p) - - dest_dir = os.path.abspath(dest_dir) - plen = len(dest_dir) - archive = None - if format is None: - if archive_filename.endswith(('.zip', '.whl')): - format = 'zip' - elif archive_filename.endswith(('.tar.gz', '.tgz')): - format = 'tgz' - mode = 'r:gz' - elif archive_filename.endswith(('.tar.bz2', '.tbz')): - format = 'tbz' - mode = 'r:bz2' - elif archive_filename.endswith('.tar'): - format = 'tar' - mode = 'r' - else: - raise ValueError('Unknown format for %r' % archive_filename) - try: - if format == 'zip': - archive = ZipFile(archive_filename, 'r') - if check: - names = archive.namelist() - for name in names: - check_path(name) - else: - archive = tarfile.open(archive_filename, mode) - if check: - names = archive.getnames() - for name in names: - check_path(name) - if format != 'zip' and sys.version_info[0] < 3: - # See Python issue 17153. If the dest path contains Unicode, - # tarfile extraction fails on Python 2.x if a member path name - # contains non-ASCII characters - it leads to an implicit - # bytes -> unicode conversion using ASCII to decode. - for tarinfo in archive.getmembers(): - if not isinstance(tarinfo.name, text_type): - tarinfo.name = tarinfo.name.decode('utf-8') - archive.extractall(dest_dir) - - finally: - if archive: - archive.close() - - -def zip_dir(directory): - """zip a directory tree into a BytesIO object""" - result = io.BytesIO() - dlen = len(directory) - with ZipFile(result, "w") as zf: - for root, dirs, files in os.walk(directory): - for name in files: - full = os.path.join(root, name) - rel = root[dlen:] - dest = os.path.join(rel, name) - zf.write(full, dest) - return result - -# -# Simple progress bar -# - -UNITS = ('', 'K', 'M', 'G','T','P') - - -class Progress(object): - unknown = 'UNKNOWN' - - def __init__(self, minval=0, maxval=100): - assert maxval is None or maxval >= minval - self.min = self.cur = minval - self.max = maxval - self.started = None - self.elapsed = 0 - self.done = False - - def update(self, curval): - assert self.min <= curval - assert self.max is None or curval <= self.max - self.cur = curval - now = time.time() - if self.started is None: - self.started = now - else: - self.elapsed = now - self.started - - def increment(self, incr): - assert incr >= 0 - self.update(self.cur + incr) - - def start(self): - self.update(self.min) - return self - - def stop(self): - if self.max is not None: - self.update(self.max) - self.done = True - - @property - def maximum(self): - return self.unknown if self.max is None else self.max - - @property - def percentage(self): - if self.done: - result = '100 %' - elif self.max is None: - result = ' ?? %' - else: - v = 100.0 * (self.cur - self.min) / (self.max - self.min) - result = '%3d %%' % v - return result - - def format_duration(self, duration): - if (duration <= 0) and self.max is None or self.cur == self.min: - result = '??:??:??' - #elif duration < 1: - # result = '--:--:--' - else: - result = time.strftime('%H:%M:%S', time.gmtime(duration)) - return result - - @property - def ETA(self): - if self.done: - prefix = 'Done' - t = self.elapsed - #import pdb; pdb.set_trace() - else: - prefix = 'ETA ' - if self.max is None: - t = -1 - elif self.elapsed == 0 or (self.cur == self.min): - t = 0 - else: - #import pdb; pdb.set_trace() - t = float(self.max - self.min) - t /= self.cur - self.min - t = (t - 1) * self.elapsed - return '%s: %s' % (prefix, self.format_duration(t)) - - @property - def speed(self): - if self.elapsed == 0: - result = 0.0 - else: - result = (self.cur - self.min) / self.elapsed - for unit in UNITS: - if result < 1000: - break - result /= 1000.0 - return '%d %sB/s' % (result, unit) - -# -# Glob functionality -# - -RICH_GLOB = re.compile(r'\{([^}]*)\}') -_CHECK_RECURSIVE_GLOB = re.compile(r'[^/\\,{]\*\*|\*\*[^/\\,}]') -_CHECK_MISMATCH_SET = re.compile(r'^[^{]*\}|\{[^}]*$') - - -def iglob(path_glob): - """Extended globbing function that supports ** and {opt1,opt2,opt3}.""" - if _CHECK_RECURSIVE_GLOB.search(path_glob): - msg = """invalid glob %r: recursive glob "**" must be used alone""" - raise ValueError(msg % path_glob) - if _CHECK_MISMATCH_SET.search(path_glob): - msg = """invalid glob %r: mismatching set marker '{' or '}'""" - raise ValueError(msg % path_glob) - return _iglob(path_glob) - - -def _iglob(path_glob): - rich_path_glob = RICH_GLOB.split(path_glob, 1) - if len(rich_path_glob) > 1: - assert len(rich_path_glob) == 3, rich_path_glob - prefix, set, suffix = rich_path_glob - for item in set.split(','): - for path in _iglob(''.join((prefix, item, suffix))): - yield path - else: - if '**' not in path_glob: - for item in std_iglob(path_glob): - yield item - else: - prefix, radical = path_glob.split('**', 1) - if prefix == '': - prefix = '.' - if radical == '': - radical = '*' - else: - # we support both - radical = radical.lstrip('/') - radical = radical.lstrip('\\') - for path, dir, files in os.walk(prefix): - path = os.path.normpath(path) - for fn in _iglob(os.path.join(path, radical)): - yield fn - - - -# -# HTTPSConnection which verifies certificates/matches domains -# - -class HTTPSConnection(httplib.HTTPSConnection): - ca_certs = None # set this to the path to the certs file (.pem) - check_domain = True # only used if ca_certs is not None - - # noinspection PyPropertyAccess - def connect(self): - sock = socket.create_connection((self.host, self.port), self.timeout) - if getattr(self, '_tunnel_host', False): - self.sock = sock - self._tunnel() - - if not hasattr(ssl, 'SSLContext'): - # For 2.x - if self.ca_certs: - cert_reqs = ssl.CERT_REQUIRED - else: - cert_reqs = ssl.CERT_NONE - self.sock = ssl.wrap_socket(sock, self.key_file, self.cert_file, - cert_reqs=cert_reqs, - ssl_version=ssl.PROTOCOL_SSLv23, - ca_certs=self.ca_certs) - else: - context = ssl.SSLContext(ssl.PROTOCOL_SSLv23) - context.options |= ssl.OP_NO_SSLv2 - if self.cert_file: - context.load_cert_chain(self.cert_file, self.key_file) - kwargs = {} - if self.ca_certs: - context.verify_mode = ssl.CERT_REQUIRED - context.load_verify_locations(cafile=self.ca_certs) - if getattr(ssl, 'HAS_SNI', False): - kwargs['server_hostname'] = self.host - self.sock = context.wrap_socket(sock, **kwargs) - if self.ca_certs and self.check_domain: - try: - match_hostname(self.sock.getpeercert(), self.host) - logger.debug('Host verified: %s', self.host) - except CertificateError: - self.sock.shutdown(socket.SHUT_RDWR) - self.sock.close() - raise - -class HTTPSHandler(BaseHTTPSHandler): - def __init__(self, ca_certs, check_domain=True): - BaseHTTPSHandler.__init__(self) - self.ca_certs = ca_certs - self.check_domain = check_domain - - def _conn_maker(self, *args, **kwargs): - """ - This is called to create a connection instance. Normally you'd - pass a connection class to do_open, but it doesn't actually check for - a class, and just expects a callable. As long as we behave just as a - constructor would have, we should be OK. If it ever changes so that - we *must* pass a class, we'll create an UnsafeHTTPSConnection class - which just sets check_domain to False in the class definition, and - choose which one to pass to do_open. - """ - result = HTTPSConnection(*args, **kwargs) - if self.ca_certs: - result.ca_certs = self.ca_certs - result.check_domain = self.check_domain - return result - - def https_open(self, req): - try: - return self.do_open(self._conn_maker, req) - except URLError as e: - if 'certificate verify failed' in str(e.reason): - raise CertificateError('Unable to verify server certificate ' - 'for %s' % req.host) - else: - raise - -# -# To prevent against mixing HTTP traffic with HTTPS (examples: A Man-In-The- -# Middle proxy using HTTP listens on port 443, or an index mistakenly serves -# HTML containing a http://xyz link when it should be https://xyz), -# you can use the following handler class, which does not allow HTTP traffic. -# -# It works by inheriting from HTTPHandler - so build_opener won't add a -# handler for HTTP itself. -# -class HTTPSOnlyHandler(HTTPSHandler, HTTPHandler): - def http_open(self, req): - raise URLError('Unexpected HTTP request on what should be a secure ' - 'connection: %s' % req) - -# -# XML-RPC with timeouts -# - -_ver_info = sys.version_info[:2] - -if _ver_info == (2, 6): - class HTTP(httplib.HTTP): - def __init__(self, host='', port=None, **kwargs): - if port == 0: # 0 means use port 0, not the default port - port = None - self._setup(self._connection_class(host, port, **kwargs)) - - - class HTTPS(httplib.HTTPS): - def __init__(self, host='', port=None, **kwargs): - if port == 0: # 0 means use port 0, not the default port - port = None - self._setup(self._connection_class(host, port, **kwargs)) - - -class Transport(xmlrpclib.Transport): - def __init__(self, timeout, use_datetime=0): - self.timeout = timeout - xmlrpclib.Transport.__init__(self, use_datetime) - - def make_connection(self, host): - h, eh, x509 = self.get_host_info(host) - if _ver_info == (2, 6): - result = HTTP(h, timeout=self.timeout) - else: - if not self._connection or host != self._connection[0]: - self._extra_headers = eh - self._connection = host, httplib.HTTPConnection(h) - result = self._connection[1] - return result - -class SafeTransport(xmlrpclib.SafeTransport): - def __init__(self, timeout, use_datetime=0): - self.timeout = timeout - xmlrpclib.SafeTransport.__init__(self, use_datetime) - - def make_connection(self, host): - h, eh, kwargs = self.get_host_info(host) - if not kwargs: - kwargs = {} - kwargs['timeout'] = self.timeout - if _ver_info == (2, 6): - result = HTTPS(host, None, **kwargs) - else: - if not self._connection or host != self._connection[0]: - self._extra_headers = eh - self._connection = host, httplib.HTTPSConnection(h, None, - **kwargs) - result = self._connection[1] - return result - - -class ServerProxy(xmlrpclib.ServerProxy): - def __init__(self, uri, **kwargs): - self.timeout = timeout = kwargs.pop('timeout', None) - # The above classes only come into play if a timeout - # is specified - if timeout is not None: - scheme, _ = splittype(uri) - use_datetime = kwargs.get('use_datetime', 0) - if scheme == 'https': - tcls = SafeTransport - else: - tcls = Transport - kwargs['transport'] = t = tcls(timeout, use_datetime=use_datetime) - self.transport = t - xmlrpclib.ServerProxy.__init__(self, uri, **kwargs) - -# -# CSV functionality. This is provided because on 2.x, the csv module can't -# handle Unicode. However, we need to deal with Unicode in e.g. RECORD files. -# - -def _csv_open(fn, mode, **kwargs): - if sys.version_info[0] < 3: - mode += 'b' - else: - kwargs['newline'] = '' - return open(fn, mode, **kwargs) - - -class CSVBase(object): - defaults = { - 'delimiter': str(','), # The strs are used because we need native - 'quotechar': str('"'), # str in the csv API (2.x won't take - 'lineterminator': str('\n') # Unicode) - } - - def __enter__(self): - return self - - def __exit__(self, *exc_info): - self.stream.close() - - -class CSVReader(CSVBase): - def __init__(self, **kwargs): - if 'stream' in kwargs: - stream = kwargs['stream'] - if sys.version_info[0] >= 3: - # needs to be a text stream - stream = codecs.getreader('utf-8')(stream) - self.stream = stream - else: - self.stream = _csv_open(kwargs['path'], 'r') - self.reader = csv.reader(self.stream, **self.defaults) - - def __iter__(self): - return self - - def next(self): - result = next(self.reader) - if sys.version_info[0] < 3: - for i, item in enumerate(result): - if not isinstance(item, text_type): - result[i] = item.decode('utf-8') - return result - - __next__ = next - -class CSVWriter(CSVBase): - def __init__(self, fn, **kwargs): - self.stream = _csv_open(fn, 'w') - self.writer = csv.writer(self.stream, **self.defaults) - - def writerow(self, row): - if sys.version_info[0] < 3: - r = [] - for item in row: - if isinstance(item, text_type): - item = item.encode('utf-8') - r.append(item) - row = r - self.writer.writerow(row) - -# -# Configurator functionality -# - -class Configurator(BaseConfigurator): - - value_converters = dict(BaseConfigurator.value_converters) - value_converters['inc'] = 'inc_convert' - - def __init__(self, config, base=None): - super(Configurator, self).__init__(config) - self.base = base or os.getcwd() - - def configure_custom(self, config): - def convert(o): - if isinstance(o, (list, tuple)): - result = type(o)([convert(i) for i in o]) - elif isinstance(o, dict): - if '()' in o: - result = self.configure_custom(o) - else: - result = {} - for k in o: - result[k] = convert(o[k]) - else: - result = self.convert(o) - return result - - c = config.pop('()') - if not callable(c): - c = self.resolve(c) - props = config.pop('.', None) - # Check for valid identifiers - args = config.pop('[]', ()) - if args: - args = tuple([convert(o) for o in args]) - items = [(k, convert(config[k])) for k in config if valid_ident(k)] - kwargs = dict(items) - result = c(*args, **kwargs) - if props: - for n, v in props.items(): - setattr(result, n, convert(v)) - return result - - def __getitem__(self, key): - result = self.config[key] - if isinstance(result, dict) and '()' in result: - self.config[key] = result = self.configure_custom(result) - return result - - def inc_convert(self, value): - """Default converter for the inc:// protocol.""" - if not os.path.isabs(value): - value = os.path.join(self.base, value) - with codecs.open(value, 'r', encoding='utf-8') as f: - result = json.load(f) - return result - -# -# Mixin for running subprocesses and capturing their output -# - -class SubprocessMixin(object): - def __init__(self, verbose=False, progress=None): - self.verbose = verbose - self.progress = progress - - def reader(self, stream, context): - """ - Read lines from a subprocess' output stream and either pass to a progress - callable (if specified) or write progress information to sys.stderr. - """ - progress = self.progress - verbose = self.verbose - while True: - s = stream.readline() - if not s: - break - if progress is not None: - progress(s, context) - else: - if not verbose: - sys.stderr.write('.') - else: - sys.stderr.write(s.decode('utf-8')) - sys.stderr.flush() - stream.close() - - def run_command(self, cmd, **kwargs): - p = subprocess.Popen(cmd, stdout=subprocess.PIPE, - stderr=subprocess.PIPE, **kwargs) - t1 = threading.Thread(target=self.reader, args=(p.stdout, 'stdout')) - t1.start() - t2 = threading.Thread(target=self.reader, args=(p.stderr, 'stderr')) - t2.start() - p.wait() - t1.join() - t2.join() - if self.progress is not None: - self.progress('done.', 'main') - elif self.verbose: - sys.stderr.write('done.\n') - return p diff --git a/jython-tosca-parser/src/main/resources/Lib/site-packages/pip/_vendor/distlib/version.py b/jython-tosca-parser/src/main/resources/Lib/site-packages/pip/_vendor/distlib/version.py deleted file mode 100644 index a219227..0000000 --- a/jython-tosca-parser/src/main/resources/Lib/site-packages/pip/_vendor/distlib/version.py +++ /dev/null @@ -1,698 +0,0 @@ -# -*- coding: utf-8 -*- -# -# Copyright (C) 2012-2013 The Python Software Foundation. -# See LICENSE.txt and CONTRIBUTORS.txt. -# -""" -Implementation of a flexible versioning scheme providing support for PEP-386, -distribute-compatible and semantic versioning. -""" - -import logging -import re - -from .compat import string_types - -__all__ = ['NormalizedVersion', 'NormalizedMatcher', - 'LegacyVersion', 'LegacyMatcher', - 'SemanticVersion', 'SemanticMatcher', - 'UnsupportedVersionError', 'get_scheme'] - -logger = logging.getLogger(__name__) - - -class UnsupportedVersionError(ValueError): - """This is an unsupported version.""" - pass - - -class Version(object): - def __init__(self, s): - self._string = s = s.strip() - self._parts = parts = self.parse(s) - assert isinstance(parts, tuple) - assert len(parts) > 0 - - def parse(self, s): - raise NotImplementedError('please implement in a subclass') - - def _check_compatible(self, other): - if type(self) != type(other): - raise TypeError('cannot compare %r and %r' % (self, other)) - - def __eq__(self, other): - self._check_compatible(other) - return self._parts == other._parts - - def __ne__(self, other): - return not self.__eq__(other) - - def __lt__(self, other): - self._check_compatible(other) - return self._parts < other._parts - - def __gt__(self, other): - return not (self.__lt__(other) or self.__eq__(other)) - - def __le__(self, other): - return self.__lt__(other) or self.__eq__(other) - - def __ge__(self, other): - return self.__gt__(other) or self.__eq__(other) - - # See http://docs.python.org/reference/datamodel#object.__hash__ - def __hash__(self): - return hash(self._parts) - - def __repr__(self): - return "%s('%s')" % (self.__class__.__name__, self._string) - - def __str__(self): - return self._string - - @property - def is_prerelease(self): - raise NotImplementedError('Please implement in subclasses.') - - -class Matcher(object): - version_class = None - - dist_re = re.compile(r"^(\w[\s\w'.-]*)(\((.*)\))?") - comp_re = re.compile(r'^(<=|>=|<|>|!=|==|~=)?\s*([^\s,]+)$') - num_re = re.compile(r'^\d+(\.\d+)*$') - - # value is either a callable or the name of a method - _operators = { - '<': lambda v, c, p: v < c, - '>': lambda v, c, p: v > c, - '<=': lambda v, c, p: v == c or v < c, - '>=': lambda v, c, p: v == c or v > c, - '==': lambda v, c, p: v == c, - # by default, compatible => >=. - '~=': lambda v, c, p: v == c or v > c, - '!=': lambda v, c, p: v != c, - } - - def __init__(self, s): - if self.version_class is None: - raise ValueError('Please specify a version class') - self._string = s = s.strip() - m = self.dist_re.match(s) - if not m: - raise ValueError('Not valid: %r' % s) - groups = m.groups('') - self.name = groups[0].strip() - self.key = self.name.lower() # for case-insensitive comparisons - clist = [] - if groups[2]: - constraints = [c.strip() for c in groups[2].split(',')] - for c in constraints: - m = self.comp_re.match(c) - if not m: - raise ValueError('Invalid %r in %r' % (c, s)) - groups = m.groups() - op = groups[0] or '~=' - s = groups[1] - if s.endswith('.*'): - if op not in ('==', '!='): - raise ValueError('\'.*\' not allowed for ' - '%r constraints' % op) - # Could be a partial version (e.g. for '2.*') which - # won't parse as a version, so keep it as a string - vn, prefix = s[:-2], True - if not self.num_re.match(vn): - # Just to check that vn is a valid version - self.version_class(vn) - else: - # Should parse as a version, so we can create an - # instance for the comparison - vn, prefix = self.version_class(s), False - clist.append((op, vn, prefix)) - self._parts = tuple(clist) - - def match(self, version): - """ - Check if the provided version matches the constraints. - - :param version: The version to match against this instance. - :type version: Strring or :class:`Version` instance. - """ - if isinstance(version, string_types): - version = self.version_class(version) - for operator, constraint, prefix in self._parts: - f = self._operators.get(operator) - if isinstance(f, string_types): - f = getattr(self, f) - if not f: - msg = ('%r not implemented ' - 'for %s' % (operator, self.__class__.__name__)) - raise NotImplementedError(msg) - if not f(version, constraint, prefix): - return False - return True - - @property - def exact_version(self): - result = None - if len(self._parts) == 1 and self._parts[0][0] == '==': - result = self._parts[0][1] - return result - - def _check_compatible(self, other): - if type(self) != type(other) or self.name != other.name: - raise TypeError('cannot compare %s and %s' % (self, other)) - - def __eq__(self, other): - self._check_compatible(other) - return self.key == other.key and self._parts == other._parts - - def __ne__(self, other): - return not self.__eq__(other) - - # See http://docs.python.org/reference/datamodel#object.__hash__ - def __hash__(self): - return hash(self.key) + hash(self._parts) - - def __repr__(self): - return "%s(%r)" % (self.__class__.__name__, self._string) - - def __str__(self): - return self._string - - -PEP426_VERSION_RE = re.compile(r'^(\d+\.\d+(\.\d+)*)((a|b|c|rc)(\d+))?' - r'(\.(post)(\d+))?(\.(dev)(\d+))?' - r'(-(\d+(\.\d+)?))?$') - - -def _pep426_key(s): - s = s.strip() - m = PEP426_VERSION_RE.match(s) - if not m: - raise UnsupportedVersionError('Not a valid version: %s' % s) - groups = m.groups() - nums = tuple(int(v) for v in groups[0].split('.')) - while len(nums) > 1 and nums[-1] == 0: - nums = nums[:-1] - - pre = groups[3:5] - post = groups[6:8] - dev = groups[9:11] - local = groups[12] - if pre == (None, None): - pre = () - else: - pre = pre[0], int(pre[1]) - if post == (None, None): - post = () - else: - post = post[0], int(post[1]) - if dev == (None, None): - dev = () - else: - dev = dev[0], int(dev[1]) - if local is None: - local = () - else: - local = tuple([int(s) for s in local.split('.')]) - if not pre: - # either before pre-release, or final release and after - if not post and dev: - # before pre-release - pre = ('a', -1) # to sort before a0 - else: - pre = ('z',) # to sort after all pre-releases - # now look at the state of post and dev. - if not post: - post = ('_',) # sort before 'a' - if not dev: - dev = ('final',) - - #print('%s -> %s' % (s, m.groups())) - return nums, pre, post, dev, local - - -_normalized_key = _pep426_key - - -class NormalizedVersion(Version): - """A rational version. - - Good: - 1.2 # equivalent to "1.2.0" - 1.2.0 - 1.2a1 - 1.2.3a2 - 1.2.3b1 - 1.2.3c1 - 1.2.3.4 - TODO: fill this out - - Bad: - 1 # mininum two numbers - 1.2a # release level must have a release serial - 1.2.3b - """ - def parse(self, s): - result = _normalized_key(s) - # _normalized_key loses trailing zeroes in the release - # clause, since that's needed to ensure that X.Y == X.Y.0 == X.Y.0.0 - # However, PEP 440 prefix matching needs it: for example, - # (~= 1.4.5.0) matches differently to (~= 1.4.5.0.0). - m = PEP426_VERSION_RE.match(s) # must succeed - groups = m.groups() - self._release_clause = tuple(int(v) for v in groups[0].split('.')) - return result - - PREREL_TAGS = set(['a', 'b', 'c', 'rc', 'dev']) - - @property - def is_prerelease(self): - return any(t[0] in self.PREREL_TAGS for t in self._parts if t) - - -def _match_prefix(x, y): - x = str(x) - y = str(y) - if x == y: - return True - if not x.startswith(y): - return False - n = len(y) - return x[n] == '.' - - -class NormalizedMatcher(Matcher): - version_class = NormalizedVersion - - # value is either a callable or the name of a method - _operators = { - '~=': '_match_compatible', - '<': '_match_lt', - '>': '_match_gt', - '<=': '_match_le', - '>=': '_match_ge', - '==': '_match_eq', - '!=': '_match_ne', - } - - def _match_lt(self, version, constraint, prefix): - if version >= constraint: - return False - release_clause = constraint._release_clause - pfx = '.'.join([str(i) for i in release_clause]) - return not _match_prefix(version, pfx) - - def _match_gt(self, version, constraint, prefix): - if version <= constraint: - return False - release_clause = constraint._release_clause - pfx = '.'.join([str(i) for i in release_clause]) - return not _match_prefix(version, pfx) - - def _match_le(self, version, constraint, prefix): - return version <= constraint - - def _match_ge(self, version, constraint, prefix): - return version >= constraint - - def _match_eq(self, version, constraint, prefix): - if not prefix: - result = (version == constraint) - else: - result = _match_prefix(version, constraint) - return result - - def _match_ne(self, version, constraint, prefix): - if not prefix: - result = (version != constraint) - else: - result = not _match_prefix(version, constraint) - return result - - def _match_compatible(self, version, constraint, prefix): - if version == constraint: - return True - if version < constraint: - return False - release_clause = constraint._release_clause - if len(release_clause) > 1: - release_clause = release_clause[:-1] - pfx = '.'.join([str(i) for i in release_clause]) - return _match_prefix(version, pfx) - -_REPLACEMENTS = ( - (re.compile('[.+-]$'), ''), # remove trailing puncts - (re.compile(r'^[.](\d)'), r'0.\1'), # .N -> 0.N at start - (re.compile('^[.-]'), ''), # remove leading puncts - (re.compile(r'^\((.*)\)$'), r'\1'), # remove parentheses - (re.compile(r'^v(ersion)?\s*(\d+)'), r'\2'), # remove leading v(ersion) - (re.compile(r'^r(ev)?\s*(\d+)'), r'\2'), # remove leading v(ersion) - (re.compile('[.]{2,}'), '.'), # multiple runs of '.' - (re.compile(r'\b(alfa|apha)\b'), 'alpha'), # misspelt alpha - (re.compile(r'\b(pre-alpha|prealpha)\b'), - 'pre.alpha'), # standardise - (re.compile(r'\(beta\)$'), 'beta'), # remove parentheses -) - -_SUFFIX_REPLACEMENTS = ( - (re.compile('^[:~._+-]+'), ''), # remove leading puncts - (re.compile('[,*")([\]]'), ''), # remove unwanted chars - (re.compile('[~:+_ -]'), '.'), # replace illegal chars - (re.compile('[.]{2,}'), '.'), # multiple runs of '.' - (re.compile(r'\.$'), ''), # trailing '.' -) - -_NUMERIC_PREFIX = re.compile(r'(\d+(\.\d+)*)') - - -def _suggest_semantic_version(s): - """ - Try to suggest a semantic form for a version for which - _suggest_normalized_version couldn't come up with anything. - """ - result = s.strip().lower() - for pat, repl in _REPLACEMENTS: - result = pat.sub(repl, result) - if not result: - result = '0.0.0' - - # Now look for numeric prefix, and separate it out from - # the rest. - #import pdb; pdb.set_trace() - m = _NUMERIC_PREFIX.match(result) - if not m: - prefix = '0.0.0' - suffix = result - else: - prefix = m.groups()[0].split('.') - prefix = [int(i) for i in prefix] - while len(prefix) < 3: - prefix.append(0) - if len(prefix) == 3: - suffix = result[m.end():] - else: - suffix = '.'.join([str(i) for i in prefix[3:]]) + result[m.end():] - prefix = prefix[:3] - prefix = '.'.join([str(i) for i in prefix]) - suffix = suffix.strip() - if suffix: - #import pdb; pdb.set_trace() - # massage the suffix. - for pat, repl in _SUFFIX_REPLACEMENTS: - suffix = pat.sub(repl, suffix) - - if not suffix: - result = prefix - else: - sep = '-' if 'dev' in suffix else '+' - result = prefix + sep + suffix - if not is_semver(result): - result = None - return result - - -def _suggest_normalized_version(s): - """Suggest a normalized version close to the given version string. - - If you have a version string that isn't rational (i.e. NormalizedVersion - doesn't like it) then you might be able to get an equivalent (or close) - rational version from this function. - - This does a number of simple normalizations to the given string, based - on observation of versions currently in use on PyPI. Given a dump of - those version during PyCon 2009, 4287 of them: - - 2312 (53.93%) match NormalizedVersion without change - with the automatic suggestion - - 3474 (81.04%) match when using this suggestion method - - @param s {str} An irrational version string. - @returns A rational version string, or None, if couldn't determine one. - """ - try: - _normalized_key(s) - return s # already rational - except UnsupportedVersionError: - pass - - rs = s.lower() - - # part of this could use maketrans - for orig, repl in (('-alpha', 'a'), ('-beta', 'b'), ('alpha', 'a'), - ('beta', 'b'), ('rc', 'c'), ('-final', ''), - ('-pre', 'c'), - ('-release', ''), ('.release', ''), ('-stable', ''), - ('+', '.'), ('_', '.'), (' ', ''), ('.final', ''), - ('final', '')): - rs = rs.replace(orig, repl) - - # if something ends with dev or pre, we add a 0 - rs = re.sub(r"pre$", r"pre0", rs) - rs = re.sub(r"dev$", r"dev0", rs) - - # if we have something like "b-2" or "a.2" at the end of the - # version, that is pobably beta, alpha, etc - # let's remove the dash or dot - rs = re.sub(r"([abc]|rc)[\-\.](\d+)$", r"\1\2", rs) - - # 1.0-dev-r371 -> 1.0.dev371 - # 0.1-dev-r79 -> 0.1.dev79 - rs = re.sub(r"[\-\.](dev)[\-\.]?r?(\d+)$", r".\1\2", rs) - - # Clean: 2.0.a.3, 2.0.b1, 0.9.0~c1 - rs = re.sub(r"[.~]?([abc])\.?", r"\1", rs) - - # Clean: v0.3, v1.0 - if rs.startswith('v'): - rs = rs[1:] - - # Clean leading '0's on numbers. - #TODO: unintended side-effect on, e.g., "2003.05.09" - # PyPI stats: 77 (~2%) better - rs = re.sub(r"\b0+(\d+)(?!\d)", r"\1", rs) - - # Clean a/b/c with no version. E.g. "1.0a" -> "1.0a0". Setuptools infers - # zero. - # PyPI stats: 245 (7.56%) better - rs = re.sub(r"(\d+[abc])$", r"\g<1>0", rs) - - # the 'dev-rNNN' tag is a dev tag - rs = re.sub(r"\.?(dev-r|dev\.r)\.?(\d+)$", r".dev\2", rs) - - # clean the - when used as a pre delimiter - rs = re.sub(r"-(a|b|c)(\d+)$", r"\1\2", rs) - - # a terminal "dev" or "devel" can be changed into ".dev0" - rs = re.sub(r"[\.\-](dev|devel)$", r".dev0", rs) - - # a terminal "dev" can be changed into ".dev0" - rs = re.sub(r"(?![\.\-])dev$", r".dev0", rs) - - # a terminal "final" or "stable" can be removed - rs = re.sub(r"(final|stable)$", "", rs) - - # The 'r' and the '-' tags are post release tags - # 0.4a1.r10 -> 0.4a1.post10 - # 0.9.33-17222 -> 0.9.33.post17222 - # 0.9.33-r17222 -> 0.9.33.post17222 - rs = re.sub(r"\.?(r|-|-r)\.?(\d+)$", r".post\2", rs) - - # Clean 'r' instead of 'dev' usage: - # 0.9.33+r17222 -> 0.9.33.dev17222 - # 1.0dev123 -> 1.0.dev123 - # 1.0.git123 -> 1.0.dev123 - # 1.0.bzr123 -> 1.0.dev123 - # 0.1a0dev.123 -> 0.1a0.dev123 - # PyPI stats: ~150 (~4%) better - rs = re.sub(r"\.?(dev|git|bzr)\.?(\d+)$", r".dev\2", rs) - - # Clean '.pre' (normalized from '-pre' above) instead of 'c' usage: - # 0.2.pre1 -> 0.2c1 - # 0.2-c1 -> 0.2c1 - # 1.0preview123 -> 1.0c123 - # PyPI stats: ~21 (0.62%) better - rs = re.sub(r"\.?(pre|preview|-c)(\d+)$", r"c\g<2>", rs) - - # Tcl/Tk uses "px" for their post release markers - rs = re.sub(r"p(\d+)$", r".post\1", rs) - - try: - _normalized_key(rs) - except UnsupportedVersionError: - rs = None - return rs - -# -# Legacy version processing (distribute-compatible) -# - -_VERSION_PART = re.compile(r'([a-z]+|\d+|[\.-])', re.I) -_VERSION_REPLACE = { - 'pre': 'c', - 'preview': 'c', - '-': 'final-', - 'rc': 'c', - 'dev': '@', - '': None, - '.': None, -} - - -def _legacy_key(s): - def get_parts(s): - result = [] - for p in _VERSION_PART.split(s.lower()): - p = _VERSION_REPLACE.get(p, p) - if p: - if '0' <= p[:1] <= '9': - p = p.zfill(8) - else: - p = '*' + p - result.append(p) - result.append('*final') - return result - - result = [] - for p in get_parts(s): - if p.startswith('*'): - if p < '*final': - while result and result[-1] == '*final-': - result.pop() - while result and result[-1] == '00000000': - result.pop() - result.append(p) - return tuple(result) - - -class LegacyVersion(Version): - def parse(self, s): - return _legacy_key(s) - - PREREL_TAGS = set( - ['*a', '*alpha', '*b', '*beta', '*c', '*rc', '*r', '*@', '*pre'] - ) - - @property - def is_prerelease(self): - return any(x in self.PREREL_TAGS for x in self._parts) - - -class LegacyMatcher(Matcher): - version_class = LegacyVersion - - _operators = dict(Matcher._operators) - _operators['~='] = '_match_compatible' - - numeric_re = re.compile('^(\d+(\.\d+)*)') - - def _match_compatible(self, version, constraint, prefix): - if version < constraint: - return False - m = self.numeric_re.match(str(constraint)) - if not m: - logger.warning('Cannot compute compatible match for version %s ' - ' and constraint %s', version, constraint) - return True - s = m.groups()[0] - if '.' in s: - s = s.rsplit('.', 1)[0] - return _match_prefix(version, s) - -# -# Semantic versioning -# - -_SEMVER_RE = re.compile(r'^(\d+)\.(\d+)\.(\d+)' - r'(-[a-z0-9]+(\.[a-z0-9-]+)*)?' - r'(\+[a-z0-9]+(\.[a-z0-9-]+)*)?$', re.I) - - -def is_semver(s): - return _SEMVER_RE.match(s) - - -def _semantic_key(s): - def make_tuple(s, absent): - if s is None: - result = (absent,) - else: - parts = s[1:].split('.') - # We can't compare ints and strings on Python 3, so fudge it - # by zero-filling numeric values so simulate a numeric comparison - result = tuple([p.zfill(8) if p.isdigit() else p for p in parts]) - return result - - m = is_semver(s) - if not m: - raise UnsupportedVersionError(s) - groups = m.groups() - major, minor, patch = [int(i) for i in groups[:3]] - # choose the '|' and '*' so that versions sort correctly - pre, build = make_tuple(groups[3], '|'), make_tuple(groups[5], '*') - return (major, minor, patch), pre, build - - -class SemanticVersion(Version): - def parse(self, s): - return _semantic_key(s) - - @property - def is_prerelease(self): - return self._parts[1][0] != '|' - - -class SemanticMatcher(Matcher): - version_class = SemanticVersion - - -class VersionScheme(object): - def __init__(self, key, matcher, suggester=None): - self.key = key - self.matcher = matcher - self.suggester = suggester - - def is_valid_version(self, s): - try: - self.matcher.version_class(s) - result = True - except UnsupportedVersionError: - result = False - return result - - def is_valid_matcher(self, s): - try: - self.matcher(s) - result = True - except UnsupportedVersionError: - result = False - return result - - def is_valid_constraint_list(self, s): - """ - Used for processing some metadata fields - """ - return self.is_valid_matcher('dummy_name (%s)' % s) - - def suggest(self, s): - if self.suggester is None: - result = None - else: - result = self.suggester(s) - return result - -_SCHEMES = { - 'normalized': VersionScheme(_normalized_key, NormalizedMatcher, - _suggest_normalized_version), - 'legacy': VersionScheme(_legacy_key, LegacyMatcher, lambda self, s: s), - 'semantic': VersionScheme(_semantic_key, SemanticMatcher, - _suggest_semantic_version), -} - -_SCHEMES['default'] = _SCHEMES['normalized'] - - -def get_scheme(name): - if name not in _SCHEMES: - raise ValueError('unknown scheme name: %r' % name) - return _SCHEMES[name] diff --git a/jython-tosca-parser/src/main/resources/Lib/site-packages/pip/_vendor/distlib/wheel.py b/jython-tosca-parser/src/main/resources/Lib/site-packages/pip/_vendor/distlib/wheel.py deleted file mode 100644 index 6dbca81..0000000 --- a/jython-tosca-parser/src/main/resources/Lib/site-packages/pip/_vendor/distlib/wheel.py +++ /dev/null @@ -1,723 +0,0 @@ -# -*- coding: utf-8 -*- -# -# Copyright (C) 2013 Vinay Sajip. -# Licensed to the Python Software Foundation under a contributor agreement. -# See LICENSE.txt and CONTRIBUTORS.txt. -# -from __future__ import unicode_literals - -import base64 -import codecs -import datetime -import distutils.util -from email import message_from_file -import hashlib -import imp -import json -import logging -import os -import posixpath -import re -import shutil -import sys -import tempfile -import zipfile - -from . import __version__, DistlibException -from .compat import sysconfig, ZipFile, fsdecode, text_type, filter -from .database import InstalledDistribution -from .metadata import Metadata, METADATA_FILENAME -from .util import (FileOperator, convert_path, CSVReader, CSVWriter, - cached_property, get_cache_base, read_exports) - - -logger = logging.getLogger(__name__) - - -if hasattr(sys, 'pypy_version_info'): - IMP_PREFIX = 'pp' -elif sys.platform.startswith('java'): - IMP_PREFIX = 'jy' -elif sys.platform == 'cli': - IMP_PREFIX = 'ip' -else: - IMP_PREFIX = 'cp' - -VER_SUFFIX = sysconfig.get_config_var('py_version_nodot') -if not VER_SUFFIX: # pragma: no cover - VER_SUFFIX = '%s%s' % sys.version_info[:2] -PYVER = 'py' + VER_SUFFIX -IMPVER = IMP_PREFIX + VER_SUFFIX - -ARCH = distutils.util.get_platform().replace('-', '_').replace('.', '_') - -ABI = sysconfig.get_config_var('SOABI') -if ABI and ABI.startswith('cpython-'): - ABI = ABI.replace('cpython-', 'cp') -else: - ABI = 'none' - -FILENAME_RE = re.compile(r''' -(?P<nm>[^-]+) --(?P<vn>\d+[^-]*) -(-(?P<bn>\d+[^-]*))? --(?P<py>\w+\d+(\.\w+\d+)*) --(?P<bi>\w+) --(?P<ar>\w+) -\.whl$ -''', re.IGNORECASE | re.VERBOSE) - -NAME_VERSION_RE = re.compile(r''' -(?P<nm>[^-]+) --(?P<vn>\d+[^-]*) -(-(?P<bn>\d+[^-]*))?$ -''', re.IGNORECASE | re.VERBOSE) - -SHEBANG_RE = re.compile(br'\s*#![^\r\n]*') - -if os.sep == '/': - to_posix = lambda o: o -else: - to_posix = lambda o: o.replace(os.sep, '/') - - -class Mounter(object): - def __init__(self): - self.impure_wheels = {} - self.libs = {} - - def add(self, pathname, extensions): - self.impure_wheels[pathname] = extensions - self.libs.update(extensions) - - def remove(self, pathname): - extensions = self.impure_wheels.pop(pathname) - for k, v in extensions: - if k in self.libs: - del self.libs[k] - - def find_module(self, fullname, path=None): - if fullname in self.libs: - result = self - else: - result = None - return result - - def load_module(self, fullname): - if fullname in sys.modules: - result = sys.modules[fullname] - else: - if fullname not in self.libs: - raise ImportError('unable to find extension for %s' % fullname) - result = imp.load_dynamic(fullname, self.libs[fullname]) - result.__loader__ = self - parts = fullname.rsplit('.', 1) - if len(parts) > 1: - result.__package__ = parts[0] - return result - -_hook = Mounter() - - -class Wheel(object): - """ - Class to build and install from Wheel files (PEP 427). - """ - - wheel_version = (1, 1) - hash_kind = 'sha256' - - def __init__(self, filename=None, sign=False, verify=False): - """ - Initialise an instance using a (valid) filename. - """ - self.sign = sign - self.verify = verify - self.buildver = '' - self.pyver = [PYVER] - self.abi = ['none'] - self.arch = ['any'] - self.dirname = os.getcwd() - if filename is None: - self.name = 'dummy' - self.version = '0.1' - self._filename = self.filename - else: - m = NAME_VERSION_RE.match(filename) - if m: - info = m.groupdict('') - self.name = info['nm'] - self.version = info['vn'] - self.buildver = info['bn'] - self._filename = self.filename - else: - dirname, filename = os.path.split(filename) - m = FILENAME_RE.match(filename) - if not m: - raise DistlibException('Invalid name or ' - 'filename: %r' % filename) - if dirname: - self.dirname = os.path.abspath(dirname) - self._filename = filename - info = m.groupdict('') - self.name = info['nm'] - self.version = info['vn'] - self.buildver = info['bn'] - self.pyver = info['py'].split('.') - self.abi = info['bi'].split('.') - self.arch = info['ar'].split('.') - - @property - def filename(self): - """ - Build and return a filename from the various components. - """ - if self.buildver: - buildver = '-' + self.buildver - else: - buildver = '' - pyver = '.'.join(self.pyver) - abi = '.'.join(self.abi) - arch = '.'.join(self.arch) - return '%s-%s%s-%s-%s-%s.whl' % (self.name, self.version, buildver, - pyver, abi, arch) - - @property - def tags(self): - for pyver in self.pyver: - for abi in self.abi: - for arch in self.arch: - yield pyver, abi, arch - - @cached_property - def metadata(self): - pathname = os.path.join(self.dirname, self.filename) - name_ver = '%s-%s' % (self.name, self.version) - info_dir = '%s.dist-info' % name_ver - wrapper = codecs.getreader('utf-8') - metadata_filename = posixpath.join(info_dir, METADATA_FILENAME) - with ZipFile(pathname, 'r') as zf: - try: - with zf.open(metadata_filename) as bf: - wf = wrapper(bf) - result = Metadata(fileobj=wf) - except KeyError: - raise ValueError('Invalid wheel, because %s is ' - 'missing' % METADATA_FILENAME) - return result - - @cached_property - def info(self): - pathname = os.path.join(self.dirname, self.filename) - name_ver = '%s-%s' % (self.name, self.version) - info_dir = '%s.dist-info' % name_ver - metadata_filename = posixpath.join(info_dir, 'WHEEL') - wrapper = codecs.getreader('utf-8') - with ZipFile(pathname, 'r') as zf: - with zf.open(metadata_filename) as bf: - wf = wrapper(bf) - message = message_from_file(wf) - result = dict(message) - return result - - def process_shebang(self, data): - m = SHEBANG_RE.match(data) - if m: - data = b'#!python' + data[m.end():] - else: - cr = data.find(b'\r') - lf = data.find(b'\n') - if cr < 0 or cr > lf: - term = b'\n' - else: - if data[cr:cr + 2] == b'\r\n': - term = b'\r\n' - else: - term = b'\r' - data = b'#!python' + term + data - return data - - def get_hash(self, data, hash_kind=None): - if hash_kind is None: - hash_kind = self.hash_kind - try: - hasher = getattr(hashlib, hash_kind) - except AttributeError: - raise DistlibException('Unsupported hash algorithm: %r' % hash_kind) - result = hasher(data).digest() - result = base64.urlsafe_b64encode(result).rstrip(b'=').decode('ascii') - return hash_kind, result - - def write_record(self, records, record_path, base): - with CSVWriter(record_path) as writer: - for row in records: - writer.writerow(row) - p = to_posix(os.path.relpath(record_path, base)) - writer.writerow((p, '', '')) - - def build(self, paths, tags=None, wheel_version=None): - """ - Build a wheel from files in specified paths, and use any specified tags - when determining the name of the wheel. - """ - if tags is None: - tags = {} - - libkey = list(filter(lambda o: o in paths, ('purelib', 'platlib')))[0] - if libkey == 'platlib': - is_pure = 'false' - default_pyver = [IMPVER] - default_abi = [ABI] - default_arch = [ARCH] - else: - is_pure = 'true' - default_pyver = [PYVER] - default_abi = ['none'] - default_arch = ['any'] - - self.pyver = tags.get('pyver', default_pyver) - self.abi = tags.get('abi', default_abi) - self.arch = tags.get('arch', default_arch) - - libdir = paths[libkey] - - name_ver = '%s-%s' % (self.name, self.version) - data_dir = '%s.data' % name_ver - info_dir = '%s.dist-info' % name_ver - - archive_paths = [] - - # First, stuff which is not in site-packages - for key in ('data', 'headers', 'scripts'): - if key not in paths: - continue - path = paths[key] - if os.path.isdir(path): - for root, dirs, files in os.walk(path): - for fn in files: - p = fsdecode(os.path.join(root, fn)) - rp = os.path.relpath(p, path) - ap = to_posix(os.path.join(data_dir, key, rp)) - archive_paths.append((ap, p)) - if key == 'scripts' and not p.endswith('.exe'): - with open(p, 'rb') as f: - data = f.read() - data = self.process_shebang(data) - with open(p, 'wb') as f: - f.write(data) - - # Now, stuff which is in site-packages, other than the - # distinfo stuff. - path = libdir - distinfo = None - for root, dirs, files in os.walk(path): - if root == path: - # At the top level only, save distinfo for later - # and skip it for now - for i, dn in enumerate(dirs): - dn = fsdecode(dn) - if dn.endswith('.dist-info'): - distinfo = os.path.join(root, dn) - del dirs[i] - break - assert distinfo, '.dist-info directory expected, not found' - - for fn in files: - # comment out next suite to leave .pyc files in - if fsdecode(fn).endswith(('.pyc', '.pyo')): - continue - p = os.path.join(root, fn) - rp = to_posix(os.path.relpath(p, path)) - archive_paths.append((rp, p)) - - # Now distinfo. Assumed to be flat, i.e. os.listdir is enough. - files = os.listdir(distinfo) - for fn in files: - if fn not in ('RECORD', 'INSTALLER', 'SHARED'): - p = fsdecode(os.path.join(distinfo, fn)) - ap = to_posix(os.path.join(info_dir, fn)) - archive_paths.append((ap, p)) - - wheel_metadata = [ - 'Wheel-Version: %d.%d' % (wheel_version or self.wheel_version), - 'Generator: distlib %s' % __version__, - 'Root-Is-Purelib: %s' % is_pure, - ] - for pyver, abi, arch in self.tags: - wheel_metadata.append('Tag: %s-%s-%s' % (pyver, abi, arch)) - p = os.path.join(distinfo, 'WHEEL') - with open(p, 'w') as f: - f.write('\n'.join(wheel_metadata)) - ap = to_posix(os.path.join(info_dir, 'WHEEL')) - archive_paths.append((ap, p)) - - # Now, at last, RECORD. - # Paths in here are archive paths - nothing else makes sense. - records = [] - hasher = getattr(hashlib, self.hash_kind) - for ap, p in archive_paths: - with open(p, 'rb') as f: - data = f.read() - digest = '%s=%s' % self.get_hash(data) - size = os.path.getsize(p) - records.append((ap, digest, size)) - - p = os.path.join(distinfo, 'RECORD') - self.write_record(records, p, libdir) - ap = to_posix(os.path.join(info_dir, 'RECORD')) - archive_paths.append((ap, p)) - # Now, ready to build the zip file - pathname = os.path.join(self.dirname, self.filename) - with ZipFile(pathname, 'w', zipfile.ZIP_DEFLATED) as zf: - for ap, p in archive_paths: - logger.debug('Wrote %s to %s in wheel', p, ap) - zf.write(p, ap) - return pathname - - def install(self, paths, maker, **kwargs): - """ - Install a wheel to the specified paths. If kwarg ``warner`` is - specified, it should be a callable, which will be called with two - tuples indicating the wheel version of this software and the wheel - version in the file, if there is a discrepancy in the versions. - This can be used to issue any warnings to raise any exceptions. - If kwarg ``lib_only`` is True, only the purelib/platlib files are - installed, and the headers, scripts, data and dist-info metadata are - not written. - - The return value is a :class:`InstalledDistribution` instance unless - ``options.lib_only`` is True, in which case the return value is ``None``. - """ - - dry_run = maker.dry_run - warner = kwargs.get('warner') - lib_only = kwargs.get('lib_only', False) - - pathname = os.path.join(self.dirname, self.filename) - name_ver = '%s-%s' % (self.name, self.version) - data_dir = '%s.data' % name_ver - info_dir = '%s.dist-info' % name_ver - - metadata_name = posixpath.join(info_dir, METADATA_FILENAME) - wheel_metadata_name = posixpath.join(info_dir, 'WHEEL') - record_name = posixpath.join(info_dir, 'RECORD') - - wrapper = codecs.getreader('utf-8') - - with ZipFile(pathname, 'r') as zf: - with zf.open(wheel_metadata_name) as bwf: - wf = wrapper(bwf) - message = message_from_file(wf) - wv = message['Wheel-Version'].split('.', 1) - file_version = tuple([int(i) for i in wv]) - if (file_version != self.wheel_version) and warner: - warner(self.wheel_version, file_version) - - if message['Root-Is-Purelib'] == 'true': - libdir = paths['purelib'] - else: - libdir = paths['platlib'] - - records = {} - with zf.open(record_name) as bf: - with CSVReader(stream=bf) as reader: - for row in reader: - p = row[0] - records[p] = row - - data_pfx = posixpath.join(data_dir, '') - info_pfx = posixpath.join(info_dir, '') - script_pfx = posixpath.join(data_dir, 'scripts', '') - - # make a new instance rather than a copy of maker's, - # as we mutate it - fileop = FileOperator(dry_run=dry_run) - fileop.record = True # so we can rollback if needed - - bc = not sys.dont_write_bytecode # Double negatives. Lovely! - - outfiles = [] # for RECORD writing - - # for script copying/shebang processing - workdir = tempfile.mkdtemp() - # set target dir later - # we default add_launchers to False, as the - # Python Launcher should be used instead - maker.source_dir = workdir - maker.target_dir = None - try: - for zinfo in zf.infolist(): - arcname = zinfo.filename - if isinstance(arcname, text_type): - u_arcname = arcname - else: - u_arcname = arcname.decode('utf-8') - # The signature file won't be in RECORD, - # and we don't currently don't do anything with it - if u_arcname.endswith('/RECORD.jws'): - continue - row = records[u_arcname] - if row[2] and str(zinfo.file_size) != row[2]: - raise DistlibException('size mismatch for ' - '%s' % u_arcname) - if row[1]: - kind, value = row[1].split('=', 1) - with zf.open(arcname) as bf: - data = bf.read() - _, digest = self.get_hash(data, kind) - if digest != value: - raise DistlibException('digest mismatch for ' - '%s' % arcname) - - if lib_only and u_arcname.startswith((info_pfx, data_pfx)): - logger.debug('lib_only: skipping %s', u_arcname) - continue - is_script = (u_arcname.startswith(script_pfx) - and not u_arcname.endswith('.exe')) - - if u_arcname.startswith(data_pfx): - _, where, rp = u_arcname.split('/', 2) - outfile = os.path.join(paths[where], convert_path(rp)) - else: - # meant for site-packages. - if u_arcname in (wheel_metadata_name, record_name): - continue - outfile = os.path.join(libdir, convert_path(u_arcname)) - if not is_script: - with zf.open(arcname) as bf: - fileop.copy_stream(bf, outfile) - outfiles.append(outfile) - # Double check the digest of the written file - if not dry_run and row[1]: - with open(outfile, 'rb') as bf: - data = bf.read() - _, newdigest = self.get_hash(data, kind) - if newdigest != digest: - raise DistlibException('digest mismatch ' - 'on write for ' - '%s' % outfile) - if bc and outfile.endswith('.py'): - try: - pyc = fileop.byte_compile(outfile) - outfiles.append(pyc) - except Exception: - # Don't give up if byte-compilation fails, - # but log it and perhaps warn the user - logger.warning('Byte-compilation failed', - exc_info=True) - else: - fn = os.path.basename(convert_path(arcname)) - workname = os.path.join(workdir, fn) - with zf.open(arcname) as bf: - fileop.copy_stream(bf, workname) - - dn, fn = os.path.split(outfile) - maker.target_dir = dn - filenames = maker.make(fn) - fileop.set_executable_mode(filenames) - outfiles.extend(filenames) - - if lib_only: - logger.debug('lib_only: returning None') - dist = None - else: - # Generate scripts - - # Try to get pydist.json so we can see if there are - # any commands to generate. If this fails (e.g. because - # of a legacy wheel), log a warning but don't give up. - commands = None - file_version = self.info['Wheel-Version'] - if file_version == '1.0': - # Use legacy info - ep = posixpath.join(info_dir, 'entry_points.txt') - try: - with zf.open(ep) as bwf: - epdata = read_exports(bwf) - commands = {} - for key in ('console', 'gui'): - k = '%s_scripts' % key - if k in epdata: - commands['wrap_%s' % key] = d = {} - for v in epdata[k].values(): - s = '%s:%s' % (v.prefix, v.suffix) - if v.flags: - s += ' %s' % v.flags - d[v.name] = s - except Exception: - logger.warning('Unable to read legacy script ' - 'metadata, so cannot generate ' - 'scripts') - else: - try: - with zf.open(metadata_name) as bwf: - wf = wrapper(bwf) - commands = json.load(wf).get('commands') - except Exception: - logger.warning('Unable to read JSON metadata, so ' - 'cannot generate scripts') - if commands: - console_scripts = commands.get('wrap_console', {}) - gui_scripts = commands.get('wrap_gui', {}) - if console_scripts or gui_scripts: - script_dir = paths.get('scripts', '') - if not os.path.isdir(script_dir): - raise ValueError('Valid script path not ' - 'specified') - maker.target_dir = script_dir - for k, v in console_scripts.items(): - script = '%s = %s' % (k, v) - filenames = maker.make(script) - fileop.set_executable_mode(filenames) - - if gui_scripts: - options = {'gui': True } - for k, v in gui_scripts.items(): - script = '%s = %s' % (k, v) - filenames = maker.make(script, options) - fileop.set_executable_mode(filenames) - - p = os.path.join(libdir, info_dir) - dist = InstalledDistribution(p) - - # Write SHARED - paths = dict(paths) # don't change passed in dict - del paths['purelib'] - del paths['platlib'] - paths['lib'] = libdir - p = dist.write_shared_locations(paths, dry_run) - if p: - outfiles.append(p) - - # Write RECORD - dist.write_installed_files(outfiles, paths['prefix'], - dry_run) - return dist - except Exception: # pragma: no cover - logger.exception('installation failed.') - fileop.rollback() - raise - finally: - shutil.rmtree(workdir) - - def _get_dylib_cache(self): - # Use native string to avoid issues on 2.x: see Python #20140. - result = os.path.join(get_cache_base(), str('dylib-cache'), sys.version[:3]) - if not os.path.isdir(result): - os.makedirs(result) - return result - - def _get_extensions(self): - pathname = os.path.join(self.dirname, self.filename) - name_ver = '%s-%s' % (self.name, self.version) - info_dir = '%s.dist-info' % name_ver - arcname = posixpath.join(info_dir, 'EXTENSIONS') - wrapper = codecs.getreader('utf-8') - result = [] - with ZipFile(pathname, 'r') as zf: - try: - with zf.open(arcname) as bf: - wf = wrapper(bf) - extensions = json.load(wf) - cache_base = self._get_dylib_cache() - for name, relpath in extensions.items(): - dest = os.path.join(cache_base, convert_path(relpath)) - if not os.path.exists(dest): - extract = True - else: - file_time = os.stat(dest).st_mtime - file_time = datetime.datetime.fromtimestamp(file_time) - info = zf.getinfo(relpath) - wheel_time = datetime.datetime(*info.date_time) - extract = wheel_time > file_time - if extract: - zf.extract(relpath, cache_base) - result.append((name, dest)) - except KeyError: - pass - return result - - def mount(self, append=False): - pathname = os.path.abspath(os.path.join(self.dirname, self.filename)) - if not is_compatible(self): - msg = 'Wheel %s not mountable in this Python.' % pathname - raise DistlibException(msg) - if pathname in sys.path: - logger.debug('%s already in path', pathname) - else: - if append: - sys.path.append(pathname) - else: - sys.path.insert(0, pathname) - extensions = self._get_extensions() - if extensions: - if _hook not in sys.meta_path: - sys.meta_path.append(_hook) - _hook.add(pathname, extensions) - - def unmount(self): - pathname = os.path.abspath(os.path.join(self.dirname, self.filename)) - if pathname not in sys.path: - logger.debug('%s not in path', pathname) - else: - sys.path.remove(pathname) - if pathname in _hook.impure_wheels: - _hook.remove(pathname) - if not _hook.impure_wheels: - if _hook in sys.meta_path: - sys.meta_path.remove(_hook) - - -def compatible_tags(): - """ - Return (pyver, abi, arch) tuples compatible with this Python. - """ - versions = [VER_SUFFIX] - major = VER_SUFFIX[0] - for minor in range(sys.version_info[1] - 1, - 1, -1): - versions.append(''.join([major, str(minor)])) - - abis = [] - for suffix, _, _ in imp.get_suffixes(): - if suffix.startswith('.abi'): - abis.append(suffix.split('.', 2)[1]) - abis.sort() - if ABI != 'none': - abis.insert(0, ABI) - abis.append('none') - result = [] - - # Most specific - our Python version, ABI and arch - for abi in abis: - result.append((''.join((IMP_PREFIX, versions[0])), abi, ARCH)) - - # where no ABI / arch dependency, but IMP_PREFIX dependency - for i, version in enumerate(versions): - result.append((''.join((IMP_PREFIX, version)), 'none', 'any')) - if i == 0: - result.append((''.join((IMP_PREFIX, version[0])), 'none', 'any')) - - # no IMP_PREFIX, ABI or arch dependency - for i, version in enumerate(versions): - result.append((''.join(('py', version)), 'none', 'any')) - if i == 0: - result.append((''.join(('py', version[0])), 'none', 'any')) - return result - - -COMPATIBLE_TAGS = compatible_tags() - -del compatible_tags - - -def is_compatible(wheel, tags=None): - if not isinstance(wheel, Wheel): - wheel = Wheel(wheel) # assume it's a filename - result = False - if tags is None: - tags = COMPATIBLE_TAGS - for ver, abi, arch in tags: - if ver in wheel.pyver and abi in wheel.abi and arch in wheel.arch: - result = True - break - return result |