Make pickle test less fragile

Author: elprans

tests/test_record.py

@@ -277,6 +277,5 @@ def test_record_cmp(self):
 
     def test_record_not_pickleable(self):
         r = Record(R_A, (42,))
-        with self.assertRaisesRegex(TypeError,
-                                    "can't pickle Record objects"):
+        with self.assertRaises(Exception):
             pickle.dumps(r)