Traceback (most recent call last):


 "spot.py", line 19, in <module>

spotify.previous_track()
AttributeError: 'Spotify' object has no attribute 'previous_track'

Traceback (most recent call last):


 "/Users/ari/.pyenv/versions/3.7.0/envs/psychopy/lib/python3.7/site-packages/psychopy/iohub/launchHubProcess.py", line 26, in <module>

import psychopy.iohub


 "/Users/ari/.pyenv/versions/3.7.0/envs/psychopy/lib/python3.7/site-packages/psychopy/__init__.py", line 52, in <module>

git = lazy_import.lazy_module("git")
AttributeError: module 'lazy_import' has no attribute 'lazy_module'
