fixed raise syntax examples; closing http://python.org/sf/1264666

pep-0008.txt

@@ -96,10 +96,10 @@ Code lay-out
             if width == 0 and height == 0 and \
                color == 'red' and emphasis == 'strong' or \
                highlight > 100:
-                raise ValueError, "sorry, you lose"
+                raise ValueError("sorry, you lose")
             if width == 0 and height == 0 and (color == 'red' or
                                                emphasis is None):
-                raise ValueError, "I don't think so"
+                raise ValueError("I don't think so")
             Blob.__init__(self, width, height,
                           color, emphasis, highlight)