Convert raise statements in Lib/plat-{mac,os2emx}.
diff --git a/Lib/plat-mac/Carbon/MediaDescr.py b/Lib/plat-mac/Carbon/MediaDescr.py
index 254634b..4a40062 100644
--- a/Lib/plat-mac/Carbon/MediaDescr.py
+++ b/Lib/plat-mac/Carbon/MediaDescr.py
@@ -15,7 +15,7 @@
             data = data[:self.size]
         values = struct.unpack(self.fmt, data)
         if len(values) != len(self.names):
-            raise Error, ('Format length does not match number of names', descr)
+            raise Error('Format length does not match number of names', descr)
         rv = {}
         for i in range(len(values)):
             name = self.names[i]