# Copyright (c) 2025 PaddlePaddle Authors. All Rights Reserved.

#

# Licensed under the Apache License, Version 2.0 (the "License");

# you may not use this file except in compliance with the License.

# You may obtain a copy of the License at

#

# http://www.apache.org/licenses/LICENSE-2.0

#

# Unless required by applicable law or agreed to in writing, software

# distributed under the License is distributed on an "AS IS" BASIS,

# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.

# See the License for the specific language governing permissions and

# limitations under the License.

# #The file has been adapted from pytorch project

# #Licensed under BSD-style license -

# https://github.com/pytorch/pytorch/blob/main/LICENSE

from __future__ import annotations

import types

from typing import Any

import paddle

from ._ops import import_module, load_library

PADDLE_CLASSES_MODULE_NAME = "paddle.classes"

class ClassesNameSpace(types.ModuleType):

def __init__(self, name: str):

super().__init__(f"{PADDLE_CLASSES_MODULE_NAME}.{name}")

self.name = name

def __getattr__(self, name: str) -> Any:

if name == "__file__":

return PADDLE_CLASSES_MODULE_NAME # type: ignore

return paddle.base.core.torch_compat._get_custom_class_python_wrapper(

self.name, name

)

class PaddleClassesModule(types.ModuleType):

__file__ = "_classes.py"

def __init__(self):

super().__init__(PADDLE_CLASSES_MODULE_NAME)

def __getattr__(self, name: str):

namespace = ClassesNameSpace(name)

# Insert to __dict__ to avoid repeatedly __getattr__ overhead

setattr(self, name, namespace)

return namespace

def import_module(self, module):

return import_module(module)

def load_library(self, path):

return load_library(path)

classes = PaddleClassesModule()