monkey.py 文件源码

def patch_all():
    # we can't patch distutils.cmd, alas
    distutils.core.Command = setuptools.Command

    has_issue_12885 = sys.version_info <= (3, 5, 3)

    if has_issue_12885:
        # fix findall bug in distutils (http://bugs.python.org/issue12885)
        distutils.filelist.findall = setuptools.findall

    needs_warehouse = (
        sys.version_info < (2, 7, 13)
        or
        (3, 0) < sys.version_info < (3, 3, 7)
        or
        (3, 4) < sys.version_info < (3, 4, 6)
        or
        (3, 5) < sys.version_info <= (3, 5, 3)
    )

    if needs_warehouse:
        warehouse = 'https://upload.pypi.org/legacy/'
        distutils.config.PyPIRCCommand.DEFAULT_REPOSITORY = warehouse

    _patch_distribution_metadata_write_pkg_file()
    _patch_distribution_metadata_write_pkg_info()

    # Install Distribution throughout the distutils
    for module in distutils.dist, distutils.core, distutils.cmd:
        module.Distribution = setuptools.dist.Distribution

    # Install the patched Extension
    distutils.core.Extension = setuptools.extension.Extension
    distutils.extension.Extension = setuptools.extension.Extension
    if 'distutils.command.build_ext' in sys.modules:
        sys.modules['distutils.command.build_ext'].Extension = (
            setuptools.extension.Extension
        )

    patch_for_msvc_specialized_compiler()