code: def main():
      
      args, otherthings = parse_known_args()
  
      if args.version:
          print_version()
          return 0
  
      verbosity = 0
      if args.verbose:
          verbosity = 1
  
      far = Far(verbosity=verbosity)
  
      if args.dry_run:
          far.dry_run(old=args.old)
      else:
          far.find_and_replace(old=args.old, new=args.new)
docs: Main