From 5f660e8e2ca3acfb89ccbdd990f072149b6baa6a Mon Sep 17 00:00:00 2001 From: Victor Stinner Date: Thu, 4 Jul 2024 19:38:30 +0200 Subject: gh-121084: Fix test_typing random leaks (#121360) Clear typing ABC caches when running tests for refleaks (-R option): call _abc_caches_clear() on typing abstract classes and their subclasses. --- Lib/test/libregrtest/utils.py | 6 ++++++ .../next/Tests/2024-07-04-15-10-29.gh-issue-121084.qxcd5d.rst | 3 +++ 2 files changed, 9 insertions(+) create mode 100644 Misc/NEWS.d/next/Tests/2024-07-04-15-10-29.gh-issue-121084.qxcd5d.rst diff --git a/Lib/test/libregrtest/utils.py b/Lib/test/libregrtest/utils.py index 0197e50..2a34490 100644 --- a/Lib/test/libregrtest/utils.py +++ b/Lib/test/libregrtest/utils.py @@ -264,6 +264,12 @@ def clear_caches(): for f in typing._cleanups: f() + import inspect + abs_classes = filter(inspect.isabstract, typing.__dict__.values()) + for abc in abs_classes: + for obj in abc.__subclasses__() + [abc]: + obj._abc_caches_clear() + try: fractions = sys.modules['fractions'] except KeyError: diff --git a/Misc/NEWS.d/next/Tests/2024-07-04-15-10-29.gh-issue-121084.qxcd5d.rst b/Misc/NEWS.d/next/Tests/2024-07-04-15-10-29.gh-issue-121084.qxcd5d.rst new file mode 100644 index 0000000..b91ea8a --- /dev/null +++ b/Misc/NEWS.d/next/Tests/2024-07-04-15-10-29.gh-issue-121084.qxcd5d.rst @@ -0,0 +1,3 @@ +Fix test_typing random leaks. Clear typing ABC caches when running tests for +refleaks (``-R`` option): call ``_abc_caches_clear()`` on typing abstract +classes and their subclasses. Patch by Victor Stinner. -- cgit v0.12