add introduction of fst hotwords

雾聪

2024-01-01 f047ff8aa4fb11215a3eb5a425fee77ff72e5dba

 egs/alimeeting/modular_sa_asr/local/make_textgrid_rttm.py

@@ -1,7 +1,10 @@
import argparse
import tqdm
import codecs
import textgrid
try:
    import textgrid
except:
    raise "Please install textgrid firstly: pip install textgrid"
import pdb

class Segment(object):