_filefinder2.py 文件源码

def find_module(cls, fullname, path=None):
            """find the module on sys.path or 'path' based on sys.path_hooks and
            sys.path_importer_cache.
            This method is for python2 only
            """
            spec = cls.find_spec(fullname, path)
            if spec is None:
                return None
            elif spec.loader is None and spec.submodule_search_locations:
                # Here we need to create a namespace loader to handle namespaces since python2 doesn't...
                return NamespaceLoader2(spec.name, spec.submodule_search_locations)
            else:
                return spec.loader