diff options
Diffstat (limited to 'jython-tosca-parser/src/main/resources/Lib/site-packages/pip/baseparser.py')
| -rw-r--r-- | jython-tosca-parser/src/main/resources/Lib/site-packages/pip/baseparser.py | 235 |
1 files changed, 0 insertions, 235 deletions
diff --git a/jython-tosca-parser/src/main/resources/Lib/site-packages/pip/baseparser.py b/jython-tosca-parser/src/main/resources/Lib/site-packages/pip/baseparser.py deleted file mode 100644 index 34aa123..0000000 --- a/jython-tosca-parser/src/main/resources/Lib/site-packages/pip/baseparser.py +++ /dev/null @@ -1,235 +0,0 @@ -"""Base option parser setup""" - -import sys -import optparse -import os -import textwrap -from distutils.util import strtobool - -from pip.backwardcompat import ConfigParser, string_types -from pip.locations import ( - default_config_file, default_config_basename, running_under_virtualenv, -) -from pip.util import get_terminal_size - - -class PrettyHelpFormatter(optparse.IndentedHelpFormatter): - """A prettier/less verbose help formatter for optparse.""" - - def __init__(self, *args, **kwargs): - # help position must be aligned with __init__.parseopts.description - kwargs['max_help_position'] = 30 - kwargs['indent_increment'] = 1 - kwargs['width'] = get_terminal_size()[0] - 2 - optparse.IndentedHelpFormatter.__init__(self, *args, **kwargs) - - def format_option_strings(self, option): - return self._format_option_strings(option, ' <%s>', ', ') - - def _format_option_strings(self, option, mvarfmt=' <%s>', optsep=', '): - """ - Return a comma-separated list of option strings and metavars. - - :param option: tuple of (short opt, long opt), e.g: ('-f', '--format') - :param mvarfmt: metavar format string - evaluated as mvarfmt % metavar - :param optsep: separator - """ - opts = [] - - if option._short_opts: - opts.append(option._short_opts[0]) - if option._long_opts: - opts.append(option._long_opts[0]) - if len(opts) > 1: - opts.insert(1, optsep) - - if option.takes_value(): - metavar = option.metavar or option.dest.lower() - opts.append(mvarfmt % metavar.lower()) - - return ''.join(opts) - - def format_heading(self, heading): - if heading == 'Options': - return '' - return heading + ':\n' - - def format_usage(self, usage): - """ - Ensure there is only one newline between usage and the first heading - if there is no description. - """ - msg = '\nUsage: %s\n' % self.indent_lines(textwrap.dedent(usage), " ") - return msg - - def format_description(self, description): - # leave full control over description to us - if description: - if hasattr(self.parser, 'main'): - label = 'Commands' - else: - label = 'Description' - # some doc strings have inital newlines, some don't - description = description.lstrip('\n') - # some doc strings have final newlines and spaces, some don't - description = description.rstrip() - # dedent, then reindent - description = self.indent_lines(textwrap.dedent(description), " ") - description = '%s:\n%s\n' % (label, description) - return description - else: - return '' - - def format_epilog(self, epilog): - # leave full control over epilog to us - if epilog: - return epilog - else: - return '' - - def indent_lines(self, text, indent): - new_lines = [indent + line for line in text.split('\n')] - return "\n".join(new_lines) - - -class UpdatingDefaultsHelpFormatter(PrettyHelpFormatter): - """Custom help formatter for use in ConfigOptionParser that updates - the defaults before expanding them, allowing them to show up correctly - in the help listing""" - - def expand_default(self, option): - if self.parser is not None: - self.parser.update_defaults(self.parser.defaults) - return optparse.IndentedHelpFormatter.expand_default(self, option) - - -class CustomOptionParser(optparse.OptionParser): - def insert_option_group(self, idx, *args, **kwargs): - """Insert an OptionGroup at a given position.""" - group = self.add_option_group(*args, **kwargs) - - self.option_groups.pop() - self.option_groups.insert(idx, group) - - return group - - @property - def option_list_all(self): - """Get a list of all options, including those in option groups.""" - res = self.option_list[:] - for i in self.option_groups: - res.extend(i.option_list) - - return res - - -class ConfigOptionParser(CustomOptionParser): - """Custom option parser which updates its defaults by checking the - configuration files and environmental variables""" - - def __init__(self, *args, **kwargs): - self.config = ConfigParser.RawConfigParser() - self.name = kwargs.pop('name') - self.files = self.get_config_files() - if self.files: - self.config.read(self.files) - assert self.name - optparse.OptionParser.__init__(self, *args, **kwargs) - - def get_config_files(self): - config_file = os.environ.get('PIP_CONFIG_FILE', False) - if config_file == os.devnull: - return [] - if config_file and os.path.exists(config_file): - files = [config_file] - else: - files = [default_config_file] - if running_under_virtualenv(): - venv_config_file = os.path.join( - sys.prefix, - default_config_basename, - ) - if os.path.exists(venv_config_file): - files.append(venv_config_file) - return files - - def check_default(self, option, key, val): - try: - return option.check_value(key, val) - except optparse.OptionValueError as exc: - print("An error occurred during configuration: %s" % exc) - sys.exit(3) - - def update_defaults(self, defaults): - """Updates the given defaults with values from the config files and - the environ. Does a little special handling for certain types of - options (lists).""" - # Then go and look for the other sources of configuration: - config = {} - # 1. config files - for section in ('global', self.name): - config.update( - self.normalize_keys(self.get_config_section(section)) - ) - # 2. environmental variables - config.update(self.normalize_keys(self.get_environ_vars())) - # Then set the options with those values - for key, val in config.items(): - option = self.get_option(key) - if option is not None: - # ignore empty values - if not val: - continue - if option.action in ('store_true', 'store_false', 'count'): - val = strtobool(val) - if option.action == 'append': - val = val.split() - val = [self.check_default(option, key, v) for v in val] - else: - val = self.check_default(option, key, val) - - defaults[option.dest] = val - return defaults - - def normalize_keys(self, items): - """Return a config dictionary with normalized keys regardless of - whether the keys were specified in environment variables or in config - files""" - normalized = {} - for key, val in items: - key = key.replace('_', '-') - if not key.startswith('--'): - key = '--%s' % key # only prefer long opts - normalized[key] = val - return normalized - - def get_config_section(self, name): - """Get a section of a configuration""" - if self.config.has_section(name): - return self.config.items(name) - return [] - - def get_environ_vars(self, prefix='PIP_'): - """Returns a generator with all environmental vars with prefix PIP_""" - for key, val in os.environ.items(): - if key.startswith(prefix): - yield (key.replace(prefix, '').lower(), val) - - def get_default_values(self): - """Overridding to make updating the defaults after instantiation of - the option parser possible, update_defaults() does the dirty work.""" - if not self.process_default_values: - # Old, pre-Optik 1.5 behaviour. - return optparse.Values(self.defaults) - - defaults = self.update_defaults(self.defaults.copy()) # ours - for option in self._get_all_options(): - default = defaults.get(option.dest) - if isinstance(default, string_types): - opt_str = option.get_opt_string() - defaults[option.dest] = option.check_value(opt_str, default) - return optparse.Values(defaults) - - def error(self, msg): - self.print_usage(sys.stderr) - self.exit(2, "%s\n" % msg) |