def denormalize_name(self, name):
        raise NotImplementedError()
there should only be one ApplicationAccess per domain,
dataset/ETHPy150Open RoseOu/flasky/venv/lib/python2.7/site-packages/sqlalchemy/engine/interfaces.py/Dialect.denormalize_name--crossover with--dataset/ETHPy150Open dimagi/commcare-hq/corehq/apps/cloudcare/dbaccessors.py/get_application_access_for_domain