def serialized(self):
        to_ret = {}
        for group, requirements in self.items():
            to_ret[group] = [str(requirement) for requirement in requirements]
        return to_ret
def test_validation_with_invalid_language_code_type_raise_exception(self):
        self.assertEqual(self.voiceover_application.language_code, 'en')
        self.voiceover_application.validate()

        self.voiceover_application.language_code = 1
        with self.assertRaisesRegex(
            utils.ValidationError, 'Expected language_code to be a string'
        ):
            self.voiceover_application.validate()