# HG changeset patch
# User Matt Mackall <mpm@selenic.com>
# Date 2014-06-14 16:56:20
# Node ID c00822e0b8ea4b5b3765539002b8991b8d9c3dc6
# Parent  f5fd1580a649a3aeb8825266baf996001fa2327f
# Parent  e250a482478e93cf991d304223e2e426ffdd4f12

merge with stable

diff --git a/mercurial/revlog.py b/mercurial/revlog.py
--- a/mercurial/revlog.py
+++ b/mercurial/revlog.py
@@ -919,7 +919,7 @@ class revlog(object):
 
         # preload the cache
         try:
-            while 1:
+            while True:
                 # ensure that the cache doesn't change out from under us
                 _cache = self._chunkcache
                 self._chunkraw(revs[0], revs[-1])