add test msg

ebonnal · ebonnal · commit fa790f1329dc · 2025-03-25T11:12:36.000Z
diff --git a/Lib/test/test_concurrent_futures/executor.py b/Lib/test/test_concurrent_futures/executor.py
@@ -73,7 +73,8 @@ def test_map_exception(self):
             all(
                 not isinstance(referrer, futures.Future)
                 for referrer in gc.get_referrers(error)
-            )
+            ),
+            msg="none of the referrers should be a Future.",
         )
 
     @support.requires_resource('walltime')

Original file line number	Diff line number	Diff line change
`@@ -73,7 +73,8 @@ def test_map_exception(self):`
`73`	`73`	`all(`
`74`	`74`	`not isinstance(referrer, futures.Future)`
`75`	`75`	`for referrer in gc.get_referrers(error)`
`76`		`- )`
	`76`	`+ ),`
	`77`	`+ msg="none of the referrers should be a Future.",`
`77`	`78`	`)`
`78`	`79`
`79`	`80`	`@support.requires_resource('walltime')`