_filefinder2.py 文件源码

def invalidate_caches(cls):
            """Call the invalidate_caches() method on all path entry finders
            stored in sys.path_importer_caches (where implemented)."""
            for finder in sys.path_importer_cache.values():
                if hasattr(finder, 'invalidate_caches'):
                    finder.invalidate_caches()