Reverting the Revision: 77368.  I committed Flox's big patch for tests by
mistake. ( It may come in for sure tough)
diff --git a/Lib/test/test_slice.py b/Lib/test/test_slice.py
index 6aa3d4a..08de8e3 100644
--- a/Lib/test/test_slice.py
+++ b/Lib/test/test_slice.py
@@ -115,9 +115,7 @@
                 tmp.append((i, j, k))
 
         x = X()
-        # Silence Py3k warning
-        with test_support.check_warnings():
-            x[1:2] = 42
+        x[1:2] = 42
         self.assertEquals(tmp, [(1, 2, 42)])
 
     def test_pickle(self):