Patch #1507676: improve exception messages in abstract.c, object.c and typeobject.c.
diff --git a/Lib/test/test_genexps.py b/Lib/test/test_genexps.py
index e414757..2598a79 100644
--- a/Lib/test/test_genexps.py
+++ b/Lib/test/test_genexps.py
@@ -109,7 +109,7 @@
     Traceback (most recent call last):
       File "<pyshell#4>", line 1, in -toplevel-
         (i for i in 6)
-    TypeError: iteration over non-sequence
+    TypeError: 'int' object is not iterable
 
 Verify late binding for the outermost if-expression