Raise statement normalization in Lib/test/.
diff --git a/Lib/test/test_re.py b/Lib/test/test_re.py
index f166188..3b1f7c6 100644
--- a/Lib/test/test_re.py
+++ b/Lib/test/test_re.py
@@ -612,7 +612,7 @@
         elif len(t) == 3:
             pattern, s, outcome = t
         else:
-            raise ValueError, ('Test tuples should have 3 or 5 fields', t)
+            raise ValueError('Test tuples should have 3 or 5 fields', t)
 
         try:
             obj = re.compile(pattern)