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

Demo/tkinter/guido/mbox.py

@@ -27,7 +27,7 @@ def main():
     seq = 'all'
     try:
         opts, args = getopt.getopt(sys.argv[1:], '')
-    except getopt.error, msg:
+    except getopt.error as msg:
         print msg
         sys.exit(2)
     for arg in args: