# Copyright 2021 Huawei Technologies Co., Ltd
#
# 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 Policy base class.
"""
import mindspore.nn as nn
[docs]class Policy(nn.Cell):
"""
The virtual base class for the policy. This class should be overridden before calling in the model.
"""
def __init__(self):
super(Policy, self).__init__(auto_prefix=False)
[docs] def construct(self, *inputs, **kwargs):
"""
The interface of the construct function.
Args:
inputs: it's depended on the user definition.
kwargs: it's depended on the user definition.
Returns:
User defined.
"""
raise NotImplementedError("Method should be overridden by subclass.")