Also, did you already install `mopidy-spotify` (https://github.com/mopidy/mopidy-spotify#installation https://github.com/mopidy/mopidy-spotify#installation) alr

Also, did you already install `mopidy-spotify` (https://github.com/mopidy/mopidy-spotify#installation https://github.com/mopidy/mopidy-spotify#installation) already? I think that package is supposed to have all the needed dependencies, maybe it's out of date.