def split_suite(self, suite):
        simple_tests = unittest.TestSuite()
        db_tests = TimingTestSuite()
        for test in suite:
            if isinstance(test, TransactionTestCase):
                db_tests.addTest(test)
            else:
                simple_tests.addTest(test)
        return simple_tests, db_tests
Check if any of the tests to run subclasses TransactionTestCase.
dataset/ETHPy150Open dimagi/commcare-hq/testrunner.py/TwoStageTestRunner.split_suite