This is not being maintained and is not working properly. Use Streamlink + Streamlink Twitch GUI instead per this link: https://forums.linuxmint.com/viewtopic.php?f=47&t=348262
Borken Jun 2020, errors "Unable to fetch items because: Unable to fetch top channels with amount '18', offset '0' and game '' because: Received unsuccessful response from url" No functions appear to work.