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_syntax.py b/Lib/test/test_syntax.py
index a0eaac6..2c7315d 100644
--- a/Lib/test/test_syntax.py
+++ b/Lib/test/test_syntax.py
@@ -387,7 +387,7 @@
         """
         try:
             compile(code, filename, mode)
-        except SyntaxError, err:
+        except SyntaxError as err:
             if subclass and not isinstance(err, subclass):
                 self.fail("SyntaxError is not a %s" % subclass.__name__)
             mo = re.search(errtext, str(err))