easy_install.py 文件源码

def egg_distribution(self, egg_path):
        if os.path.isdir(egg_path):
            metadata = PathMetadata(egg_path, os.path.join(egg_path,
                                                           'EGG-INFO'))
        else:
            metadata = EggMetadata(zipimport.zipimporter(egg_path))
        return Distribution.from_filename(egg_path, metadata=metadata)