Issue #13527: remove mention of Python megawidgets and Tkinter3000 WCK from the doc. These two projects appear dead.
Issue #13527: remove mention of Python megawidgets and Tkinter3000 WCK
from the doc. These two projects appear dead.

sk-/python2.7-type-annotator,sk-/python2.7-type-annotator,sk-/python2.7-type-annotator