Fix flakey test_warnings under free threading

johng · johng · commit 0eefb8d60492 · 2026-08-12T06:53:40.000-04:00
Ensure we setup a context in setUp before resetting warnings
diff --git a/Lib/test/test_warnings/__init__.py b/Lib/test/test_warnings/__init__.py
@@ -1720,6 +1720,7 @@ class AsyncTests(BaseTest):
 
     def setUp(self):
         super().setUp()
+        self.enterContext(self.module.catch_warnings())
         self.module.resetwarnings()
 
     @unittest.skipIf(not sys.flags.context_aware_warnings,
@@ -1816,6 +1817,7 @@ class ThreadTests(BaseTest):
 
     def setUp(self):
         super().setUp()
+        self.enterContext(self.module.catch_warnings())
         self.module.resetwarnings()
 
     @unittest.skipIf(not ENABLE_THREAD_TESTS,
