[3.14] gh-112821: Fix rlcompleter failures on objects with descriptors (GH-149577)#149657

miss-islington wants to merge 2 commits intopython:3.14python/cpython:3.14from

miss-islington:backport-f23a183-3.14miss-islington/cpython:backport-f23a183-3.14Copy head branch name to clipboard