docs: def _set_class_parser(self, init_parser, methods_to_parse, cls):
          """Creates the complete argument parser for the decorated class.
  
          Args:
              init_parser: argument parser for the __init__ method or None
              methods_to_parse: dict of method name pointing to their associated
              argument parser
              cls: the class we are decorating
  
          Returns:
              The decorated class with an added attribute 'parser'
          """
          top_level_parents = [init_parser] if init_parser else []
          description = self._description or cls.__doc__
          top_level_parser = argparse.ArgumentParser(description=description,
                                                     parents=top_level_parents,
                                                     add_help=False,
                                                     conflict_handler="resolve")
          top_level_parser.add_argument("-h", "--help", action=FullHelpAction,
                                        help="Display this help message")
          parser_to_method = self._add_sub_parsers(top_level_parser,
                                                   methods_to_parse,
                                                   cls.__name__)
          # Update the dict with the __init__ method so we can instantiate
          # the decorated class
          if init_parser:
              parser_to_method["__init__"] = "__init__"
          top_level_parser.call = self._get_parser_call_method(parser_to_method)
          cls.parser = top_level_parser