def _etcd_purge_config(**kwargs):
    config = kwargs['instance']
    try:
        _etcd_client.delete('/deis/config/{}'.format(config.app),
                            prevExist=True, dir=True, recursive=True)
    except __HOLE__:
        pass
dataset/ETHPy150Open deis/deis/controller/api/models.py/_etcd_purge_config