pythongh-130957: Use sleeping_retry in test_free_reference

The weak reference may not be immediately dead.
colesbury · Mar 7, 2025 · bc3ff28 · bc3ff28
1 parent 12db452
commit bc3ff28
Showing 1 changed file with 4 additions and 1 deletion.
diff --git a/Lib/test/test_concurrent_futures/executor.py b/Lib/test/test_concurrent_futures/executor.py
@@ -129,4 +129,7 @@ def test_free_reference(self):
             wr = weakref.ref(obj)
             del obj
             support.gc_collect()  # For PyPy or other GCs.
-            self.assertIsNone(wr())
+
+            for _ in support.sleeping_retry(support.SHORT_TIMEOUT):
+                if wr() is None:
+                    break