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45 lines
1.4 KiB
Python
Executable File
45 lines
1.4 KiB
Python
Executable File
#!/usr/bin/env python3
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# Copyright 2021 Xiaomi Corp. (authors: Fangjun Kuang)
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#
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# See ../../../../LICENSE for clarification regarding multiple authors
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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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"""
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This file displays duration statistics of utterances in a manifest.
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You can use the displayed value to choose minimum/maximum duration
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to remove short and long utterances during the training.
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See the function `remove_short_and_long_utt()` in transducer_stateless/train.py
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for usage.
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"""
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from lhotse import load_manifest_lazy
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def main():
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paths = [
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"./data/fbank/aishell2_cuts_train.jsonl.gz",
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"./data/fbank/aishell2_cuts_dev.jsonl.gz",
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"./data/fbank/aishell2_cuts_test.jsonl.gz"
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]
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for path in paths:
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print(f"Starting display the statistics for {path}")
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cuts = load_manifest_lazy(path)
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cuts.describe()
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if __name__ == "__main__":
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main() |