

def _check_294(self, engine, data):
    self.assertColumnExists(engine, 'services', 'last_seen_up')
    self.assertColumnExists(engine, 'shadow_services', 'last_seen_up')
    services = oslodbutils.get_table(engine, 'services')
    shadow_services = oslodbutils.get_table(engine, 'shadow_services')
    services.assertIsInstance(services.c.last_seen_up.type, sqlalchemy.types.DateTime)
    self.assertIsInstance(shadow_services.c.last_seen_up.type, sqlalchemy.types.DateTime)

dataset/ETHPy150Open BU-NU-CLOUD-SP16/Trusted-Platform-Module-nova/nova/tests/unit/db/test_migrations.py NovaMigrationsCheckers._check_294/VarMisuse@58/97 `self`->`services`