Method _get_parser

Lib/test/test_argparse.py:4138–4158

(self, tester)

                    setattr(test_class, test_name, test_wrapper)

            def _get_parser(self, tester):
                parser = argparse.ArgumentParser(
                    *tester.parser_signature.args,
                    **tester.parser_signature.kwargs)
                for argument_sig in getattr(tester, 'argument_signatures', []):
                    parser.add_argument(*argument_sig.args,
                                        **argument_sig.kwargs)
                group_sigs = getattr(tester, 'argument_group_signatures', [])
                for group_sig, argument_sigs in group_sigs:
                    group = parser.add_argument_group(*group_sig.args,
                                                      **group_sig.kwargs)
                    for argument_sig in argument_sigs:
                        group.add_argument(*argument_sig.args,
                                           **argument_sig.kwargs)
                subparsers_sigs = getattr(tester, 'subparsers_signatures', [])
                if subparsers_sigs:
                    subparsers = parser.add_subparsers()
                    for subparser_sig in subparsers_sigs:
                        subparsers.add_parser(*subparser_sig.args,
                                               **subparser_sig.kwargs)
                return parser

            def _test(self, tester, parser_text):
                expected_text = getattr(tester, self.func_suffix)