Method test_subparser_title_help

Lib/test/test_argparse.py:2953–2981

(self)

                             help='%(prog)d')

    def test_subparser_title_help(self):
        parser = ErrorRaisingArgumentParser(prog='PROG',
                                            description='main description')
        parser.add_argument('--foo', action='store_true', help='foo help')
        parser.add_argument('bar', help='bar help')
        subparsers = parser.add_subparsers(title='subcommands',
                                           description='command help',
                                           help='additional text')
        parser1 = subparsers.add_parser('1')
        parser2 = subparsers.add_parser('2')
        self.assertEqual(parser.format_usage(),
                         'usage: PROG [-h] [--foo] bar {1,2} ...\n')
        self.assertEqual(parser.format_help(), textwrap.dedent('''\
            usage: PROG [-h] [--foo] bar {1,2} ...

            main description

            positional arguments:
              bar         bar help

            options:
              -h, --help  show this help message and exit
              --foo       foo help

            subcommands:
              command help

              {1,2}       additional text
            '''))

    def _test_subparser_help(self, args_str, expected_help):
        with self.assertRaises(ArgumentParserError) as cm: