Supports initialization of Module subclasses

paddlehub/module/module.py

@@ -162,6 +162,12 @@ class Module(object):
                     directory = module_dir
                 module = cls.init_with_directory(directory=directory, **kwargs)
             CacheUpdater("update_cache", module.name, module.version).start()
+        else:
+            if not name and not directory:
+                directory = os.path.dirname(
+                    sys.modules[cls.__module__].__file__)
+                module = Module.init_with_directory(
+                    directory=directory, **kwargs)
             else:
                 module = object.__new__(cls)