diff options
| author | monster <[email protected]> | 2022-07-07 14:41:37 +0300 |
|---|---|---|
| committer | monster <[email protected]> | 2022-07-07 14:41:37 +0300 |
| commit | 06e5c21a835c0e923506c4ff27929f34e00761c2 (patch) | |
| tree | 75efcbc6854ef9bd476eb8bf00cc5c900da436a2 /contrib/python/setuptools/py3/_distutils_hack | |
| parent | 03f024c4412e3aa613bb543cf1660176320ba8f4 (diff) | |
fix ya.make
Diffstat (limited to 'contrib/python/setuptools/py3/_distutils_hack')
| -rw-r--r-- | contrib/python/setuptools/py3/_distutils_hack/__init__.py | 132 | ||||
| -rw-r--r-- | contrib/python/setuptools/py3/_distutils_hack/override.py | 1 |
2 files changed, 0 insertions, 133 deletions
diff --git a/contrib/python/setuptools/py3/_distutils_hack/__init__.py b/contrib/python/setuptools/py3/_distutils_hack/__init__.py deleted file mode 100644 index f707416286b..00000000000 --- a/contrib/python/setuptools/py3/_distutils_hack/__init__.py +++ /dev/null @@ -1,132 +0,0 @@ -import sys -import os -import re -import importlib -import warnings - - -is_pypy = '__pypy__' in sys.builtin_module_names - - -warnings.filterwarnings('ignore', - r'.+ distutils\b.+ deprecated', - DeprecationWarning) - - -def warn_distutils_present(): - if 'distutils' not in sys.modules: - return - if is_pypy and sys.version_info < (3, 7): - # PyPy for 3.6 unconditionally imports distutils, so bypass the warning - # https://foss.heptapod.net/pypy/pypy/-/blob/be829135bc0d758997b3566062999ee8b23872b4/lib-python/3/site.py#L250 - return - warnings.warn( - "Distutils was imported before Setuptools, but importing Setuptools " - "also replaces the `distutils` module in `sys.modules`. This may lead " - "to undesirable behaviors or errors. To avoid these issues, avoid " - "using distutils directly, ensure that setuptools is installed in the " - "traditional way (e.g. not an editable install), and/or make sure " - "that setuptools is always imported before distutils.") - - -def clear_distutils(): - if 'distutils' not in sys.modules: - return - warnings.warn("Setuptools is replacing distutils.") - mods = [name for name in sys.modules if re.match(r'distutils\b', name)] - for name in mods: - del sys.modules[name] - - -def enabled(): - """ - Allow selection of distutils by environment variable. - """ - which = os.environ.get('SETUPTOOLS_USE_DISTUTILS', 'stdlib') - return which == 'local' - - -def ensure_local_distutils(): - clear_distutils() - - # With the DistutilsMetaFinder in place, - # perform an import to cause distutils to be - # loaded from setuptools._distutils. Ref #2906. - add_shim() - importlib.import_module('distutils') - remove_shim() - - # check that submodules load as expected - core = importlib.import_module('distutils.core') - assert '_distutils' in core.__file__, core.__file__ - - -def do_override(): - """ - Ensure that the local copy of distutils is preferred over stdlib. - - See https://github.com/pypa/setuptools/issues/417#issuecomment-392298401 - for more motivation. - """ - if enabled(): - warn_distutils_present() - ensure_local_distutils() - - -class DistutilsMetaFinder: - def find_spec(self, fullname, path, target=None): - if path is not None: - return - - method_name = 'spec_for_{fullname}'.format(**locals()) - method = getattr(self, method_name, lambda: None) - return method() - - def spec_for_distutils(self): - import importlib.abc - import importlib.util - - class DistutilsLoader(importlib.abc.Loader): - - def create_module(self, spec): - return importlib.import_module('setuptools._distutils') - - def exec_module(self, module): - pass - - return importlib.util.spec_from_loader('distutils', DistutilsLoader()) - - def spec_for_pip(self): - """ - Ensure stdlib distutils when running under pip. - See pypa/pip#8761 for rationale. - """ - if self.pip_imported_during_build(): - return - clear_distutils() - self.spec_for_distutils = lambda: None - - @staticmethod - def pip_imported_during_build(): - """ - Detect if pip is being imported in a build script. Ref #2355. - """ - import traceback - return any( - frame.f_globals['__file__'].endswith('setup.py') - for frame, line in traceback.walk_stack(None) - ) - - -DISTUTILS_FINDER = DistutilsMetaFinder() - - -def add_shim(): - sys.meta_path.insert(0, DISTUTILS_FINDER) - - -def remove_shim(): - try: - sys.meta_path.remove(DISTUTILS_FINDER) - except ValueError: - pass diff --git a/contrib/python/setuptools/py3/_distutils_hack/override.py b/contrib/python/setuptools/py3/_distutils_hack/override.py deleted file mode 100644 index 2cc433a4a55..00000000000 --- a/contrib/python/setuptools/py3/_distutils_hack/override.py +++ /dev/null @@ -1 +0,0 @@ -__import__('_distutils_hack').do_override() |
