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57 lines
1.6 KiB
Python
Executable File
57 lines
1.6 KiB
Python
Executable File
#!/usr/bin/env python3
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# Copyright 2021 Xiaomi Corp. (authors: Fangjun Kuang)
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# 2023 Brno University of Technology (authors: Karel Veselý)
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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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Usage example:
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python3 ./local/display_manifest_statistics.py data/fbank/*_cuts*.jsonl.gz
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See the function `remove_short_and_long_utt()` in transducer/train.py
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for usage.
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"""
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import argparse
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from lhotse import load_manifest_lazy
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def get_args():
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parser = argparse.ArgumentParser("Compute statistics for 'cuts' .jsonl.gz")
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parser.add_argument(
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"filename",
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help="data/fbank/imported_cuts_bison-train_trim.jsonl.gz",
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)
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return parser.parse_args()
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def main():
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args = get_args()
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cuts = load_manifest_lazy(args.filename)
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cuts.describe()
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if __name__ == "__main__":
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main()
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