FunASR/runtime/tools/fst/ctc_token_fst.py

#!/usr/bin/env python

# Apache 2.0

import sys

with open(sys.argv[1], 'r') as fread:
    print('0 0 <blank> <eps>')
    nodeX = 1
    for entry in fread.readlines():
        entry = entry.replace('\n', '').strip()
        fields = entry.split(' ')
        phone = fields[0]
        if phone == '<eps>' or phone == '<blank>':
            continue
        if '#' in phone:
            print(str(0) + ' ' + str(0) + ' ' + '<eps>' + ' ' + phone)
        else:
            print(str(0) + ' ' + str(nodeX) + ' ' + phone + ' ' + phone)
            print(str(nodeX) + ' ' + str(nodeX) + ' ' + phone + ' <eps>')
            print(str(nodeX) + ' ' + str(0) + ' ' + '<eps> <eps>')
        nodeX += 1
    print('0')