diff -r 0eed2546118a -r 4e27b06a0fd9 mercurial/changelog.py
--- a/mercurial/changelog.py	Fri Jan 11 18:47:42 2013 +0100
+++ b/mercurial/changelog.py	Sat Jan 12 16:04:29 2013 +0100
@@ -341,6 +341,6 @@
     def branch(self, rev):
         """return the branch of a revision
 
-	This function exists because creating a changectx object
-	just to access this is costly."""
+        This function exists because creating a changectx object
+        just to access this is costly."""
         return encoding.tolocal(self.read(rev)[5].get("branch"))