code: def process_hts_files(self):
      self.update_segments = open(
          os.path.join(self.args.scp, "segments.tmp"),
          "w",
          encoding="utf-8",
      )
  
      for file_line in self.file_scp:
          label_line = self.label_file.readline()
          if not label_line:
              raise ValueError(
                  "not match label and wav.scp in {}".format(
                      self.args.scp
                  )
              )
  
          fileline = file_line.strip().split(" ")
          recording_id = fileline[0]
          path = " ".join(fileline[1:])
          phn_info = label_line.strip().split()[1:]
          temp_info = []
          for i in range(len(phn_info) // 3):
              # for natsume
              phn_info = self.fix_dataset3("hts", phn_info, i)
              temp_info.append(
                  LabelInfo(
                      phn_info[i * 3],
                      phn_info[i * 3 + 1],
                      phn_info[i * 3 + 2],
                  )
              )
          self.segments.append(
              self.make_segment_hts(
                  recording_id,
                  temp_info,
                  self.args.threshold,
                  self.args.silence,
              )
          )
  
file_path: espnet/egs2/natsume/svs1/local/prep_segments.py
imports: import os
  from egs2.TEMPLATE.svs1.pyscripts.utils.prep_segments import DataHandler, LabelInfo, SegInfo, get_parser
  from espnet2.fileio.score_scp import MIDReader
label_desc: Use image node_id 8 for calling the NatsumeDataHandler obj's underlying member method code with example usage: obj.process_hts_files() without return types