code: def _main():
      args = _parse_args()
      _init_logger(args.debug)
      run_inference(args)
  
file_path: audio/examples/asr/librispeech_ctc_decoder/inference.py
imports: import argparse
  import logging
  from typing import Optional
  import torch
  import torchaudio
  from torchaudio.models.decoder import ctc_decoder, download_pretrained_files
label_desc: Use image node_id 4 for calling a global function with example usage: _main() without return types