SF patch 1631942 by Collin Winter:
(a) "except E, V" -> "except E as V"
(b) V is now limited to a simple name (local variable)
(c) V is now deleted at the end of the except block
diff --git a/Lib/test/test_uu.py b/Lib/test/test_uu.py
index 16a55e4..7128148 100644
--- a/Lib/test/test_uu.py
+++ b/Lib/test/test_uu.py
@@ -50,7 +50,7 @@
         try:
             uu.decode(inp, out)
             self.fail("No exception thrown")
-        except uu.Error, e:
+        except uu.Error as e:
             self.assertEqual(str(e), "Truncated input file")
 
     def test_missingbegin(self):
@@ -59,7 +59,7 @@
         try:
             uu.decode(inp, out)
             self.fail("No exception thrown")
-        except uu.Error, e:
+        except uu.Error as e:
             self.assertEqual(str(e), "No valid begin line found in input file")
 
 class UUStdIOTest(unittest.TestCase):