Terry J. Reedy added the comment: I have somewhat arbitrary selected #16823 as the issue turned into a tkinter and threads doc issue. I added a note there about mentioning the use of queue. ---------- resolution: -> duplicate status: open -> closed superseder: -> Python quits on running tkinter code with threads _______________________________________ Python tracker <report@bugs.python.org> <http://bugs.python.org/issue11029> _______________________________________