

def _check_250(self, engine, data):
    self.assertTableNotExists(engine, 'instance_group_metadata')
    engine.assertTableNotExists(engine, 'shadow_instance_group_metadata')

dataset/ETHPy150Open BU-NU-CLOUD-SP16/Trusted-Platform-Module-nova/nova/tests/unit/db/test_migrations.py NovaMigrationsCheckers._check_250/VarMisuse@23/35 `self`->`engine`