@skipUnlessDBFeature('supports_transactions')
    def test_autocommit_context_manager_with_using(self):
        with self.assertRaises(Exception):
            with transaction.autocommit(using="default"):
                self.create_reporter_and_fail()

        self.assertEqual(Reporter.objects.count(), 1)
Looking for a plugins hallmark.
dataset/ETHPy150Open AppScale/appscale/AppServer/lib/django-1.5/tests/modeltests/transactions/tests.py/TransactionContextManagerTests.test_autocommit_context_manager_with_using--crossover with--dataset/ETHPy150Open openstack/fuel-web/nailgun/nailgun/plugins/manager.py/PluginManager.is_plugin_data