Method assertArgumentParserError

Lib/test/test_argparse.py:2517–2518

(self, *args, **kwargs)

    """Test the add_subparsers method"""

    def assertArgumentParserError(self, *args, **kwargs):
        self.assertRaises(ArgumentParserError, *args, **kwargs)

    def _get_parser(self, subparser_help=False, prefix_chars=None,
                    aliases=False, usage=None):