def test_iterate_features(self):
        for featuretype in self.db.featuretypes():
            for dummy_feature in self.db.features_of_type(featuretype):
                pass
Return a new participant with a random username.
dataset/ETHPy150Open daler/gffutils/gffutils/test/performance_test.py/PerformanceTestFeatureDB.test_iterate_features--crossover with--dataset/ETHPy150Open gratipay/gratipay.com/gratipay/models/participant.py/Participant.with_random_username