Fix bug preventing overwriting attrs with a blank list - #662

Fix bug preventing overwriting attrs with a blank list#662

JonnyWong16 merged 2 commits into

pushingkarmaorg:masterpushingkarmaorg/python-plexapi:masterfrom

JonnyWong16:bugfix/empty_attrJonnyWong16/python-plexapi:bugfix/empty_attrCopy head branch name to clipboard