# 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
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# ============================================================================
"""
Implementation of trainer base class.
"""
import mindspore.nn as nn
[docs]class Trainer(nn.Cell):
r"""
The trainer base class.
Note:
Reference to `dqn_trainer.py
<https://gitee.com/mindspore/docs/blob/master/docs/reinforcement/docs/source_en/dqn.md
#defining-the-dqntrainer-class>`_.
Args:
msrl(object): the function handler class.
"""
def __init__(self, msrl):
self.msrl = msrl
[docs] def train(self, episode):
"""
The interface of the train function. User will implement
this function.
Args:
episode(int): the number of training episode.
"""
raise NotImplementedError("Method should be overridden by subclass.")