def test_iterate_features(self):
        for featuretype in self.db.featuretypes():
            for dummy_feature in self.db.features_of_type(featuretype):
                pass
Walk through all records of a particular featuretype.
dataset/ETHPy150Open daler/gffutils/gffutils/test/performance_test.py/PerformanceTestFeatureDB.test_iterate_features