def key_to_pb_v1(self, key):
    v3_ref = self.key_to_pb(key)
    v1_key = googledatastore.Key()
    self._entity_converter.v3_to_v1_key(v3_ref, v1_key)
    return v1_key
Turn a user-level key into an googledatastore.Key.
dataset/ETHPy150Open GoogleCloudPlatform/python-compat-runtime/appengine-compat/exported_appengine_sdk/google/appengine/datastore/datastore_rpc.py/AbstractAdapter.key_to_pb_v1