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Diffstat (limited to 'Lib/test/test_codecs.py')
| -rw-r--r-- | Lib/test/test_codecs.py | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/Lib/test/test_codecs.py b/Lib/test/test_codecs.py index f9c9e69..a32ce76 100644 --- a/Lib/test/test_codecs.py +++ b/Lib/test/test_codecs.py @@ -2522,6 +2522,7 @@ class ExceptionChainingTest(unittest.TestCase): with self.assertRaisesRegex(exc_type, full_msg) as caught: yield caught self.assertIsInstance(caught.exception.__cause__, exc_type) + self.assertIsNotNone(caught.exception.__cause__.__traceback__) def raise_obj(self, *args, **kwds): # Helper to dynamically change the object raised by a test codec |