engine.py

# Copyright (c) 2020 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.

import abc


class Engine:
    __metaclass__ = abc.ABCMeta

    def __init__(self, envs, trainer):
        self.envs = envs
        self.trainer = trainer
        self.__init_impl__()

    def __init_impl__(self):
        pass

    @abc.abstractmethod
    def run(self):
        pass