diff -r ca39dbc589c9 -r e5f445c94226 mercurial/patch.py
--- a/mercurial/patch.py	Mon Jan 19 12:58:01 2009 +0100
+++ b/mercurial/patch.py	Mon Jan 19 12:59:56 2009 +0100
@@ -1359,7 +1359,7 @@
             adds += 1
         elif line.startswith('-') and not line.startswith('---'):
             removes += 1
-    if filename: 
+    if filename:
         yield (filename, adds, removes)
 
 def diffstat(lines):