def datetime_extract_sql(self, lookup_type, field_name, tzname):
        raise NotImplementedError()
Configure testing environment.
dataset/ETHPy150Open cloudera/hue/desktop/core/ext-py/Django-1.6.10/django/db/backends/__init__.py/BaseDatabaseOperations.datetime_extract_sql--crossover with--dataset/ETHPy150Open openstack-infra/git-review/git_review/tests/__init__.py/BaseGitReviewTestCase.setUp