[3.15] gh-146452: Improve locking granularity in pickle's batch_dict_exact and fix race condition (GH-150025)#150039

JelleZijlstra merged 1 commit into

python:3.15python/cpython:3.15from

miss-islington:backport-57a0e57-3.15miss-islington/cpython:backport-57a0e57-3.15Copy head branch name to clipboard