##########################TOGGLE OUTLINER VISIBILITY#############################
#turns Maya outliner visibility On and Off
#works with Maya 2018

import maya.cmds as cmds
if (cmds.workspaceControl("Outliner",q=True, visible=True)):
		cmds.deleteUI("Outliner",window=True)
else:
	cmds.workspaceControl("Outliner", edit=True, restore=True)