You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
33 lines
1.2 KiB
33 lines
1.2 KiB
# Copyright (c) 2021 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.
|
|
# Reference chainer MIT (https://opensource.org/licenses/MIT)
|
|
|
|
|
|
class LimitTrigger(object):
|
|
"""A Predicate to decide whether to stop."""
|
|
|
|
def __init__(self, limit: int, unit: str):
|
|
if unit not in ("iteration", "epoch"):
|
|
raise ValueError("unit should be 'iteration' or 'epoch'")
|
|
if limit <= 0:
|
|
raise ValueError("limit should be a positive integer.")
|
|
self.limit = limit
|
|
self.unit = unit
|
|
|
|
def __call__(self, trainer):
|
|
state = trainer.updater.state
|
|
index = getattr(state, self.unit)
|
|
fire = index >= self.limit
|
|
return fire
|