def __missing__(self, key):
        if self.default_factory is None:
            raise KeyError(key)
        else:
            ret = self[key] = self.default_factory(name=key)
            return ret
def test_question_reviewers_are_needed_if_suggestions_zero_reviewers(
            self):
        stats = suggestion_services.get_community_contribution_stats()
        stats.question_suggestion_count = 1

        self.assertTrue(stats.are_question_reviewers_needed())