def add_parser(self, name, **kwargs):
        aliases = kwargs.pop('aliases', [])
        parser = super(AliasedSubParsersAction, self).add_parser(name, **kwargs)

        # Make the aliases work.
        for alias in aliases:
            self._name_parser_map[alias] = parser
        # Make the help text reflect them, first removing old help entry.
        if kwargs in 'help':
            help = kwargs.pop('help')
            self._choices_actions.pop()
            pseudo_action = self._AliasedPseudoAction(name, aliases, help)
            self._choices_actions.append(pseudo_action)

        return parser
dataset/ETHPy150Open snare/voltron/voltron/view.py/AliasedSubParsersAction.add_parser/swapped operands of `in`