57 lines
1.8 KiB
Python
57 lines
1.8 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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from pathlib import Path
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import shutil
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import numpy as np
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from parakeet.training.checkpoint import KBest, KLatest
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def test_kbest():
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def save_fn(path):
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with open(path, 'wt') as f:
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f.write(f"My path is {str(path)}\n")
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K = 1
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kbest_manager = KBest(max_size=K, save_fn=save_fn)
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checkpoint_dir = Path("checkpoints")
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if checkpoint_dir.exists():
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shutil.rmtree(checkpoint_dir)
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checkpoint_dir.mkdir(parents=True)
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a = np.random.rand(20)
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for i, score in enumerate(a):
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path = checkpoint_dir / f"step_{i}"
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kbest_manager.add_checkpoint(score, path)
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assert len(list(checkpoint_dir.glob("step_*"))) == K
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shutil.rmtree(checkpoint_dir)
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def test_klatest():
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def save_fn(path):
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with open(path, 'wt') as f:
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f.write(f"My path is {str(path)}\n")
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K = 5
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klatest_manager = KLatest(max_size=K, save_fn=save_fn)
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checkpoint_dir = Path("checkpoints")
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if checkpoint_dir.exists():
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shutil.rmtree(checkpoint_dir)
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checkpoint_dir.mkdir(parents=True)
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for i in range(20):
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path = checkpoint_dir / f"step_{i}"
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klatest_manager.add_checkpoint(path)
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assert len(list(checkpoint_dir.glob("step_*"))) == K
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shutil.rmtree(checkpoint_dir)
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