def do_commit(self, dbapi_connection):

        raise NotImplementedError()
Destroy all quotas, usages, and reservations associated with a
dataset/ETHPy150Open RoseOu/flasky/venv/lib/python2.7/site-packages/sqlalchemy/engine/interfaces.py/Dialect.do_commit--crossover with--dataset/ETHPy150Open openstack/nova/nova/quota.py/DbQuotaDriver.destroy_all_by_project_and_user