code: def get_parser() -> argparse.ArgumentParser:
      parser = argparse.ArgumentParser(
          description="Prepare Dirha WSJ data",
          formatter_class=argparse.ArgumentDefaultsHelpFormatter,
      )
      parser.add_argument(
          "--dirha_dir", required=True, help="Input directory"
      )
      parser.add_argument(
          "--audio_dir", required=True, help="Output directory"
      )
      parser.add_argument("--data_dir", help="Output directory")
      parser.add_argument("--audio_format", default="flac")
      parser.add_argument("--fs", type=int, default=16000)
      return parser
  
file_path: espnet/egs2/dirha_wsj/asr1/local/prepare_dirha_ir.py
imports: import argparse
  from pathlib import Path
  from typing import Optional
  import resampy
  import scipy.io
  import soundfile
label_desc: Use image node_id 2 for calling a global function with example usage: get_parser() and returns: parser