egg_info.py 文件源码

def write_pkg_info(cmd, basename, filename):
    log.info("writing %s", filename)
    if not cmd.dry_run:
        metadata = cmd.distribution.metadata
        metadata.version, oldver = cmd.egg_version, metadata.version
        metadata.name, oldname = cmd.egg_name, metadata.name
        try:
            # write unescaped data to PKG-INFO, so older pkg_resources
            # can still parse it
            metadata.write_pkg_info(cmd.egg_info)
        finally:
            metadata.name, metadata.version = oldname, oldver

        safe = getattr(cmd.distribution, 'zip_safe', None)
        from setuptools.command import bdist_egg

        bdist_egg.write_safety_flag(cmd.egg_info, safe)