@override_settings(DATABASE_ROUTERS=[MigrateNothingRouter()])
    def test_create_model2(self):
        self._test_create_model("test_mltdb_crmo2", should_run=False)
Test when router returns False (i.e. CreateModel shouldn't run).
dataset/ETHPy150Open django/django/tests/migrations/test_multidb.py/MultiDBOperationTests.test_create_model2