structuredAttrs is enabled trying https://files.pythonhosted.org/packages/52/59/0782e51887ac6b07ffd1570e0364cf901ebc36345fea669969d2084baebb/simple_websocket-1.1.0-py3-none-any.whl % Total % Received % Xferd Average Speed Time Time Time Current Dload Upload Total Spent Left Speed 0 0 0 0 0 0 0 0 0 100 13842 100 13842 0 0 496.6k 0 0 100 13842 100 13842 0 0 495.8k 0 0 100 13842 100 13842 0 0 494.8k 0 0