Pack python env to zip

PythonHome/Lib/site-packages/setuptools/extension.py

@@ -1,53 +0,0 @@
-import sys
-import re
-import functools
-import distutils.core
-import distutils.extension
-
-from setuptools.dist import _get_unpatched
-
-_Extension = _get_unpatched(distutils.core.Extension)
-
-def have_pyrex():
-    """
-    Return True if Cython or Pyrex can be imported.
-    """
-    pyrex_impls = 'Cython.Distutils.build_ext', 'Pyrex.Distutils.build_ext'
-    for pyrex_impl in pyrex_impls:
-        try:
-            # from (pyrex_impl) import build_ext
-            __import__(pyrex_impl, fromlist=['build_ext']).build_ext
-            return True
-        except Exception:
-            pass
-    return False
-
-
-class Extension(_Extension):
-    """Extension that uses '.c' files in place of '.pyx' files"""
-
-    def __init__(self, *args, **kw):
-        _Extension.__init__(self, *args, **kw)
-        self._convert_pyx_sources_to_lang()
-
-    def _convert_pyx_sources_to_lang(self):
-        """
-        Replace sources with .pyx extensions to sources with the target
-        language extension. This mechanism allows language authors to supply
-        pre-converted sources but to prefer the .pyx sources.
-        """
-        if have_pyrex():
-            # the build has Cython, so allow it to compile the .pyx files
-            return
-        lang = self.language or ''
-        target_ext = '.cpp' if lang.lower() == 'c++' else '.c'
-        sub = functools.partial(re.sub, '.pyx$', target_ext)
-        self.sources = list(map(sub, self.sources))
-
-class Library(Extension):
-    """Just like a regular Extension, but built as a library instead"""
-
-distutils.core.Extension = Extension
-distutils.extension.Extension = Extension
-if 'distutils.command.build_ext' in sys.modules:
-    sys.modules['distutils.command.build_ext'].Extension = Extension