[3.14] gh-145754: Update signature retrieval in unittest.mock to use forwardref annotation format (GH-145756)#146191

JelleZijlstra merged 1 commit into

python:3.14python/cpython:3.14from

miss-islington:backport-d357a7d-3.14miss-islington/cpython:backport-d357a7d-3.14Copy head branch name to clipboard