Method test_invalid_syntax_error_message

Lib/test/test_fstring.py:1694–1697

(self)

        self.assertEqual(x, 10)

    def test_invalid_syntax_error_message(self):
        with self.assertRaisesRegex(SyntaxError,
                                    "f-string: expecting '=', or '!', or ':', or '}'"):
            compile("f'{a $ b}'", "?", "exec")

    def test_with_two_commas_in_format_specifier(self):
        error_msg = re.escape("Cannot specify ',' with ','.")