MegEngine/imperative/python/megengine/module/identity.py

# -*- coding: utf-8 -*-
# MegEngine is Licensed under the Apache License, Version 2.0 (the "License")
#
# Copyright (c) 2014-2021 Megvii Inc. All rights reserved.
#
# Unless required by applicable law or agreed to in writing,
# software distributed under the License is distributed on an
# "AS IS" BASIS, WITHOUT ARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
from ..functional.tensor import copy
from .module import Module


class Identity(Module):
    r"""A placeholder identity operator that will ignore any argument."""

    def forward(self, x):
        return copy(x)