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_bad_url_error_message():
    values = [
        'google.com',
        'domain.google.com',
        'kevin:pass@google.com/path?query',
        u'google.com/path?\u2713',
    ]

    for value in values:
        yield check_url_error_message, value