structuredAttrs is enabled

trying https://files.pythonhosted.org/packages/5c/90/b0cbbd9efcc82816c58f31a34963071aa19fb792a212a5d9caf8e0fc3097/grpclib-0.4.9-py3-none-any.whl
  % Total    % Received % Xferd  Average Speed  Time    Time    Time   Current
                                 Dload  Upload  Total   Spent   Left   Speed
100  77063 100  77063   0      0  1.47M      0                              0