--- a/mercurial/patch.py	Wed Apr 14 09:09:43 2010 +0200
+++ b/mercurial/patch.py	Wed Apr 14 17:58:10 2010 +0900
@@ -10,7 +10,7 @@
 from node import hex, nullid, short
 import base85, cmdutil, mdiff, util, diffhelpers, copies
 import cStringIO, email.Parser, os, re
-import sys, tempfile, zlib
+import tempfile, zlib
 
 gitre = re.compile('diff --git a/(.*) b/(.*)')