--- a/mercurial/revlog.py	Sun Apr 26 01:13:08 2009 +0200
+++ b/mercurial/revlog.py	Sun Apr 26 01:24:49 2009 +0200
@@ -1,13 +1,16 @@
 # revlog.py - storage back-end for mercurial
 #
-# This provides efficient delta storage with O(1) retrieve and append
-# and O(changes) merge between branches
-#
 # Copyright 2005-2007 Matt Mackall <mpm@selenic.com>
 #
 # This software may be used and distributed according to the terms of the
 # GNU General Public License version 2, incorporated herein by reference.
 
+"""Storage back-end for Mercurial.
+
+This provides efficient delta storage with O(1) retrieve and append
+and O(changes) merge between branches.
+"""
+
 # import stuff from node for others to import from revlog
 from node import bin, hex, nullid, nullrev, short #@UnusedImport
 from i18n import _