def custom_write(self, obj):
        return obj
Deletes the cleaning ports created for each of the Ironic ports.
dataset/ETHPy150Open getredash/redash/redash/query_runner/python.py/Python.custom_write--crossover with--dataset/ETHPy150Open openstack/ironic/ironic/drivers/modules/deploy_utils.py/tear_down_cleaning_ports