docs: def has_argument(arg, arguments):
      """
      Verifica se ci sono argument con la classe.
      """
      try:
          if not isinstance(arguments, list):
              arguments = arguments.__arguments__
          for idx, (args, kwargs) in enumerate(arguments):
              arg_name = kwargs.get(
                  'dest', args[-1].lstrip('-').replace('-', '_'))
              if arg_name == arg:
                  return idx
          idx = False
      except (ValueError, AttributeError):
          idx = False
      return idx