def _etcd_purge_key(**kwargs):
    key = kwargs['instance']
    try:
        _etcd_client.delete('/deis/builder/users/{}/{}'.format(
            key.owner.username, fingerprint(key.public)))
    except __HOLE__:
        pass
dataset/ETHPy150Open deis/deis/controller/api/models.py/_etcd_purge_key