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VistasSocketIO(app) missing required positional argument 'mode'
I'm trying to get the simple example of Flask-SocketIO working, but I'm getting an error saying I'm missing a required positional argument 'mode', even though the documentation / official example don't show such a parameter:
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Santiago Trujillo
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After a lot of head-scratching, I realized it was happening because I accidentally imported the wrong SocketIO with my IDE: I imported socket.SocketIO instead of flask_socketio.SocketIO. When I fixed the import statement the error went away.
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Santiago Trujillo
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