code: def _parse_args():
      parser = ArgumentParser(
          description=__doc__, formatter_class=RawTextHelpFormatter
      )
      parser.add_argument(
          "--mustc-path",
          required=True,
          type=pathlib.Path,
          help="Path to MUST-C dataset.",
      )
      parser.add_argument(
          "--output-file",
          default=pathlib.Path("./spm_bpe_500.model"),
          type=pathlib.Path,
          help="File to save model to. (Default: './spm_bpe_500.model')",
      )
      parser.add_argument(
          "--debug",
          action="store_true",
          help="whether to use debug level for logging",
      )
      return parser.parse_args()
  
file_path: audio/examples/asr/emformer_rnnt/mustc/train_spm.py
imports: import io
  import logging
  import pathlib
  from argparse import ArgumentParser, RawTextHelpFormatter
  import sentencepiece
label_desc: Use image node_id 1 for calling a global function with example usage: _parse_args() and returns: parser