code: def run():
      """Run command."""
      parser = mne.commands.utils.get_optparser(
          __file__, usage="mne show_fiff <file>"
      )
      parser.add_option(
          "-t",
          "--tag",
          dest="tag",
          help="provide information about this tag",
          metavar="TAG",
      )
      parser.add_option(
          "-b",
          "--bytes",
          dest="show_bytes",
          help="show the byte offset of each tag",
          action="store_true",
      )
      options, args = parser.parse_args()
      if len(args) != 1:
          parser.print_help()
          sys.exit(1)
      msg = mne.io.show_fiff(
          args[0], tag=options.tag, show_bytes=options.show_bytes
      ).strip()
      print(msg)
  
label_desc: Use image node_id 1 for calling a global function with example usage: run() without return types