A call tofrom_grpc fails with

Traceback (most recent call last):  File "deploy.py", line 43, in <module>    main()  File "deploy.py", line 36, in main    if op.done() == True:  File "/home/rosariod/.virtualenv/automl/lib/python3.6/site-packages/google/api_core/operation.py", line 170, in done    self._refresh_and_update(retry)  File "/home/rosariod/.virtualenv/automl/lib/python3.6/site-packages/google/api_core/operation.py", line 157, in _refresh_and_update    self._operation = self._refresh(retry=retry)TypeError: _refresh_grpc() got an unexpected keyword argument 'retry'

It seems like it sets_refresh_grpc as self._refresh for the Operation objecthttps://github.com/googleapis/python-api-core/blob/master/google/api_core/operation.py#L299 but when_refresh_and_update is called bydone, it gets and passes down to_refresh_grpc aretry paramhttps://github.com/googleapis/python-api-core/blob/master/google/api_core/operation.py#L157 that_refresh_grpc doesn't know how to handlehttps://github.com/googleapis/python-api-core/blob/master/google/api_core/operation.py#L251 causing the error above.

It might be that theretry param could be correctly handled when the Operation object is created byfrom_gapic because in that case self._refresh is set tooperations_client.get_operationhttps://github.com/googleapis/python-api-core/blob/master/google/api_core/operation.py#L325 which might be aware of theretry param but doesn't seem to be the case forfrom_grpc andfrom_http_json.