

def _check_253(self, engine, data):
    self.assertColumnExists(engine, 'instance_extra', 'pci_requests')
    self.assertColumnExists(shadow_instance_extra, 'shadow_instance_extra', 'pci_requests')
    instance_extra = oslodbutils.get_table(engine, 'instance_extra')
    shadow_instance_extra = oslodbutils.get_table(engine, 'shadow_instance_extra')
    self.assertIsInstance(instance_extra.c.pci_requests.type, sqlalchemy.types.Text)
    self.assertIsInstance(shadow_instance_extra.c.pci_requests.type, sqlalchemy.types.Text)

dataset/ETHPy150Open BU-NU-CLOUD-SP16/Trusted-Platform-Module-nova/nova/tests/unit/db/test_migrations.py NovaMigrationsCheckers._check_253/VarMisuse@29/44 `engine`->`shadow_instance_extra`