This is true open source with no restrictions for commercial interfaces like Qt. It is just a preference over the other GUI based frameworks like Tkinter or Qt. I display a Tetris play game here.
https://www.youtube.com/user/quantlabs/search?query=wxpythonNOTE I now post my TRADING ALERTS into my personal FACEBOOK ACCOUNT and TWITTER. Don't worry as I don't post stupid cat videos or what I eat!