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59 lines
1.7 KiB
59 lines
1.7 KiB
# Copyright (c) 2022 PaddlePaddle Authors. All Rights Reserved.
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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import os
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from typing import Union
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from pattern_singleton import Singleton
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__all__ = ['BaseEngine']
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class BaseEngine(metaclass=Singleton):
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"""
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An base engine class
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"""
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def __init__(self):
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self._inputs = dict()
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self._outputs = dict()
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def init(self, *args, **kwargs):
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"""
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init the engine
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Returns:
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bool: true or false
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"""
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pass
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def postprocess(self, *args, **kwargs) -> Union[str, os.PathLike]:
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"""
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Output postprocess and return results.
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This method get model output from self._outputs and convert it into human-readable results.
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Returns:
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Union[str, os.PathLike]: Human-readable results such as texts and audio files.
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"""
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pass
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def run(self, *args, **kwargs) -> Union[str, os.PathLike]:
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"""
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Output postprocess and return results.
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This method get model output from self._outputs and convert it into human-readable results.
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Returns:
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Union[str, os.PathLike]: Human-readable results such as texts and audio files.
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"""
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pass
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