Change all the function attributes from func_* -> __*__.  This gets rid
of func_name, func_dict and func_doc as they already exist as __name__,
__dict__ and __doc__.
diff --git a/Lib/test/test_marshal.py b/Lib/test/test_marshal.py
index 6c98022..9c58c12 100644
--- a/Lib/test/test_marshal.py
+++ b/Lib/test/test_marshal.py
@@ -144,7 +144,7 @@
 
 class CodeTestCase(unittest.TestCase):
     def test_code(self):
-        co = ExceptionTestCase.test_exceptions.func_code
+        co = ExceptionTestCase.test_exceptions.__code__
         new = marshal.loads(marshal.dumps(co))
         self.assertEqual(co, new)