bpo-33479: Add architecture and threading model sections to Tkinter module docs (GH-27717)


Co-authored-by: Ɓukasz Langa <lukasz@langa.pl>
(cherry picked from commit 08caf2d5d4a9994976e9eafaf345b5a1a4012a81)

Co-authored-by: Mark Roseman <mark@markroseman.com>
2 files changed