Deprecate BaseException.message as per PEP 352.
diff --git a/Lib/test/test_defaultdict.py b/Lib/test/test_defaultdict.py
index 08be005..6108840 100644
--- a/Lib/test/test_defaultdict.py
+++ b/Lib/test/test_defaultdict.py
@@ -137,7 +137,7 @@
         try:
             d1[(1,)]
         except KeyError, err:
-            self.assertEqual(err.message, (1,))
+            self.assertEqual(err.args[0], (1,))
         else:
             self.fail("expected KeyError")