https://github.com/python/cpython/commit/5f660e8e2ca3acfb89ccbdd990f072149b6baa6a
commit: 5f660e8e2ca3acfb89ccbdd990f072149b6baa6a
branch: main
author: Victor Stinner <[email protected]>
committer: vstinner <[email protected]>
date: 2024-07-04T19:38:30+02:00
summary:
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.
files:
A Misc/NEWS.d/next/Tests/2024-07-04-15-10-29.gh-issue-121084.qxcd5d.rst
M Lib/test/libregrtest/utils.py
diff --git a/Lib/test/libregrtest/utils.py b/Lib/test/libregrtest/utils.py
index 0197e50125d96e..2a3449016fe951 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 00000000000000..b91ea8acfadbf1
--- /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.
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