From e78280d0de81233b72ca4bc3c39fb7b1ada3a92c Mon Sep 17 00:00:00 2001 From: "Miss Islington (bot)" <31488909+miss-islington@users.noreply.github.com> Date: Mon, 24 Mar 2025 21:59:03 +0100 Subject: [PATCH] [3.12] gh-131677: Fix flaky test_lru_cache_threaded3 (gh-131679) (gh-131693) The call to `with self.subTest(...)` was not thread-safe. (cherry picked from commit a1232459860235f4fb7896cc95966d87a51cbe32) Co-authored-by: Sam Gross --- Lib/test/test_functools.py | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) diff --git a/Lib/test/test_functools.py b/Lib/test/test_functools.py index 873170116f43..cd7b8aac42c5 100644 --- a/Lib/test/test_functools.py +++ b/Lib/test/test_functools.py @@ -1756,8 +1756,7 @@ class TestLRU: time.sleep(.01) return 3 * x def test(i, x): - with self.subTest(thread=i): - self.assertEqual(f(x), 3 * x, i) + self.assertEqual(f(x), 3 * x, i) threads = [threading.Thread(target=test, args=(i, v)) for i, v in enumerate([1, 2, 2, 3, 2])] with threading_helper.start_threads(threads): -- 2.47.3