@logging.log_task_wrapper(LOG.info, _("Exit context: `existing_network`"))
    def cleanup(self):
Check that changes are possible and sticky
dataset/ETHPy150Open openstack/rally/rally/plugins/openstack/context/network/existing_network.py/ExistingNetwork.cleanup--crossover with--dataset/ETHPy150Open ellisonbg/altair/altair/tests/test_api.py/test_vl_spec_for_x_y_changes