ERROR: error from callback <bound method WebsocketClient.on_message of
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vincentYangsen commented
python setup.py install && python src/yogaMerchant/starter.py -c config.json
2018-12-18 15:57:32:ERROR: error from callback <bound method WebsocketClient.on_message of <src.api.iqoption.ws.client.WebsocketClient object at 0x0000000004339A20>>: on_message() takes exactly 3 arguments (2 given)
File "C:\Python27\lib\site-packages\websocket_app.py", line 343, in _callback
whats problem