icefall/egs/libriheavy/ASR/local/bpe2tokens.py
2023-07-18 11:14:06 +08:00

38 lines
650 B
Python
Executable File

#!/usr/bin/env python3
"""
This script takes `bpe.model` as input and generates a file `tokens.txt`
from it.
Usage:
./bpe_model_to_tokens.py /path/to/input/bpe.model > tokens.txt
"""
import argparse
import sentencepiece as spm
def get_args():
parser = argparse.ArgumentParser()
parser.add_argument(
"bpe_model",
type=str,
help="Path to the input bpe.model",
)
return parser.parse_args()
def main():
args = get_args()
sp = spm.SentencePieceProcessor()
sp.load(args.bpe_model)
for i in range(sp.vocab_size()):
print(sp.id_to_piece(i), i)
if __name__ == "__main__":
main()