[3.10] bpo-44558: Match countOf `is`/`==` treatment to c (GH-27007)#27053

miss-islington merged 1 commit intopython:3.10python/cpython:3.10from

miss-islington:backport-6bd3ecf-3.10miss-islington/cpython:backport-6bd3ecf-3.10Copy head branch name to clipboard