code: def TraverseData(
      sound_dir,
      annotation_dir,
      target_dir,
      speaker_info,
  ):
      if not os.path.exists(target_dir):
          os.makedirs(target_dir)
  
      segments = open(
          os.path.join(target_dir, "segments"), "w", encoding="utf-8"
      )
      wavscp = open(
          os.path.join(target_dir, "wav.scp"), "w", encoding="utf-8"
      )
      utt2spk = open(
          os.path.join(target_dir, "utt2spk"), "w", encoding="utf-8"
      )
      spk2utt = open(
          os.path.join(target_dir, "spk2utt"), "w", encoding="utf-8"
      )
      text = open(
          os.path.join(target_dir, "text"), "w", encoding="utf-8"
      )
      name2spk = open(
          os.path.join(target_dir, "name2spk"), "w", encoding="utf-8"
      )
  
      # get relationship
      sound_files = {}
      annotation_files = {}
      spk_id = 1
      spk2utt_prep = {}
      name2spk_prep = {}
  
      wav_spk_info = LoadWavSpeakerInfo(speaker_info)
      for root, dirs, files in os.walk(sound_dir):
          for file in files:
              if file[-4:] == ".wav":
                  sound_files[
                      ExtractAudioID(file, wav_spk_info)
                  ] = os.path.join(root, file)
      for root, dirs, files in os.walk(annotation_dir):
          for file in files:
              if file[-4:] == ".eaf":
                  annotation_files[
                      ExtractAudioID(file, wav_spk_info)
                  ] = os.path.join(root, file)
      for afile in annotation_files.keys():
          afile_path = annotation_files[afile]
          if afile == "error":
              continue
          spk_info = wav_spk_info[afile]
          if len(spk_info) < 10:
              spk_info += "-______"
          channel_segments = ELANProcess(afile_path, spk_info)
          if channel_segments is None:
              continue
  
          f = sf.SoundFile(sound_files[afile])
          max_length = len(f) / f.samplerate
  
          print(
              '%s sox -t wavpcm "%s" -c 1 -r 16000 -t wavpcm - |'
              % (afile, sound_files[afile]),
              file=wavscp,
          )
          segment_number = 0
          for segment in channel_segments:
              # segments: start end text
              segment_id = "%s_%s_%s" % (
                  spk_info,
                  afile,
                  PackZero(segment_number),
              )
              if float(segment[1]) > max_length:
                  continue
              print(
                  "%s %s %s %s"
                  % (segment_id, afile, segment[0], segment[1]),
                  file=segments,
              )
              print("%s %s" % (segment_id, spk_info), file=utt2spk)
              print("%s %s" % (segment_id, segment[2]), file=text)
              spk2utt_prep[spk_info] = spk2utt_prep.get(
                  spk_info, ""
              ) + " %s" % (segment_id)
              segment_number += 1
  
          print("successfully processing %s" % afile)
      for spk in spk2utt_prep.keys():
          print("%s %s" % (spk, spk2utt_prep[spk]), file=spk2utt)
      segments.close()
      wavscp.close()
      utt2spk.close()
      spk2utt.close()
      text.close()
  
file_path: espnet/egs2/totonac/asr1/local/data_prep.py
imports: import os
  import re
  import shutil
  import string
  import sys
  from argparse import ArgumentParser
  from xml.dom.minidom import parse
  import soundfile
label_desc: Use image node_id 7 for calling a global function with example usage: TraverseData(sound_dir, annotation_dir, target_dir, speaker_info) without return types