# HG changeset patch
# User Pierre-Yves David <pierre-yves.david@fb.com>
# Date 2015-06-15 23:06:24
# Node ID a13c18c14ade55515fdee74b9eedc39d047c4d6a
# Parent  97528adbf74b30335b67cc21d88046d58fa564af

phase: document the replace method

This is a minor documentation update to answer a co-worker question.

diff --git a/mercurial/phases.py b/mercurial/phases.py
--- a/mercurial/phases.py
+++ b/mercurial/phases.py
@@ -171,6 +171,7 @@ class phasecache(object):
         return ph
 
     def replace(self, phcache):
+        """replace all values in 'self' with content of phcache"""
         for a in 'phaseroots dirty opener _phaserevs _phasesets'.split():
             setattr(self, a, getattr(phcache, a))