anchor.diff:  , mpg123
   , libopenmpt
   , opusfile
  +, wavpack
   , pango
   , pulseaudio
   , withDiscordRPC ? false
  
positive.code: , python3Packages
  , ffmpeg
  , flac
  , librsvg
  , gobject-introspection
  , gtk3
  
negative.code:     opusfile
      pango
      pulseaudio
      wavpack
    ];
  
    pythonPath = with python3Packages; [
  