44 lines
1.3 KiB
Python
44 lines
1.3 KiB
Python
# Copyright (c) 2021 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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class IntervalTrigger(object):
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def __init__(self, period: int, unit: str):
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if unit not in ("iteration", "epoch"):
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raise ValueError("unit should be 'iteration' or 'epoch'")
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self.period = period
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self.unit = unit
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def __call__(self, trainer):
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state = trainer.updater.state
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if self.unit == "epoch":
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fire = state.epoch % self.period == 0
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else:
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fire = state.iteration % self.period == 0
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return fire
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def never_file_trigger(trainer):
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return False
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def get_trigger(trigger):
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if trigger is None:
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return never_file_trigger
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if callable(trigger):
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return trigger
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else:
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trigger = IntervalTrigger(*trigger)
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return trigger
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