3.9
bpo-34580: Update sqlite3 examples to call close() explicitly (GH-9079)
Issue #1717: documentation fixes related to the cmp removal.
Move the 3k reST doc tree in place.
Issue #13491: Fix many errors in sqlite3 documentation
bpo-44106: Improve sqlite3 example database contents (GH-26027)
sqlite3: Modernize documentation around unicode and bytes. (GH-28652) (GH-28695)