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author | Pavel Aharoni <pa0916@att.com> | 2017-03-29 13:35:45 +0300 |
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committer | Pavel Aharoni <pa0916@att.com> | 2017-03-29 13:35:45 +0300 |
commit | e2cc2530fc6d54ebc975c01a4ff887ce12f0a736 (patch) | |
tree | 38385867295c8a09fb0d7f8eaf5fa78179e5b13a /jython-tosca-parser/src/main/resources/Lib/site-packages/setuptools/tests/contexts.py | |
parent | bccebaa9888906f8ff78172f62ec592956066d82 (diff) |
[SDC-6] sdc-distribution-client 1707 rebasing
Change-Id: I322a05fd79beb6ba4fee4d32afffecf531b86e98
Signed-off-by: Pavel Aharoni <pa0916@att.com>
Diffstat (limited to 'jython-tosca-parser/src/main/resources/Lib/site-packages/setuptools/tests/contexts.py')
-rw-r--r-- | jython-tosca-parser/src/main/resources/Lib/site-packages/setuptools/tests/contexts.py | 85 |
1 files changed, 85 insertions, 0 deletions
diff --git a/jython-tosca-parser/src/main/resources/Lib/site-packages/setuptools/tests/contexts.py b/jython-tosca-parser/src/main/resources/Lib/site-packages/setuptools/tests/contexts.py new file mode 100644 index 0000000..1d29284 --- /dev/null +++ b/jython-tosca-parser/src/main/resources/Lib/site-packages/setuptools/tests/contexts.py @@ -0,0 +1,85 @@ +import tempfile +import os +import shutil +import sys +import contextlib +import site + +from ..compat import StringIO + + +@contextlib.contextmanager +def tempdir(cd=lambda dir:None, **kwargs): + temp_dir = tempfile.mkdtemp(**kwargs) + orig_dir = os.getcwd() + try: + cd(temp_dir) + yield temp_dir + finally: + cd(orig_dir) + shutil.rmtree(temp_dir) + + +@contextlib.contextmanager +def environment(**replacements): + """ + In a context, patch the environment with replacements. Pass None values + to clear the values. + """ + saved = dict( + (key, os.environ[key]) + for key in replacements + if key in os.environ + ) + + # remove values that are null + remove = (key for (key, value) in replacements.items() if value is None) + for key in list(remove): + os.environ.pop(key, None) + replacements.pop(key) + + os.environ.update(replacements) + + try: + yield saved + finally: + for key in replacements: + os.environ.pop(key, None) + os.environ.update(saved) + + +@contextlib.contextmanager +def quiet(): + """ + Redirect stdout/stderr to StringIO objects to prevent console output from + distutils commands. + """ + + old_stdout = sys.stdout + old_stderr = sys.stderr + new_stdout = sys.stdout = StringIO() + new_stderr = sys.stderr = StringIO() + try: + yield new_stdout, new_stderr + finally: + new_stdout.seek(0) + new_stderr.seek(0) + sys.stdout = old_stdout + sys.stderr = old_stderr + + +@contextlib.contextmanager +def save_user_site_setting(): + saved = site.ENABLE_USER_SITE + try: + yield saved + finally: + site.ENABLE_USER_SITE = saved + + +@contextlib.contextmanager +def suppress_exceptions(*excs): + try: + yield + except excs: + pass |