From 0469d4374de9eaae7e44beefa47280fa189fbac0 Mon Sep 17 00:00:00 2001
From: Alexander Kukushkin <alexander.kukushkin@zalando.de>
Date: Thu, 24 Mar 2016 17:07:56 +0100
Subject: [PATCH] Set metaclass of AbstractDCS with `six` to be python 2&3
 compatible

---
 patroni/dcs.py | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/patroni/dcs.py b/patroni/dcs.py
index 3cb76cdb..689470fc 100644
--- a/patroni/dcs.py
+++ b/patroni/dcs.py
@@ -1,6 +1,7 @@
 import abc
-import json
 import dateutil
+import json
+import six
 
 from collections import namedtuple
 from six.moves.urllib_parse import urlparse, urlunparse, parse_qsl
@@ -150,10 +151,9 @@ class Cluster(namedtuple('Cluster', 'initialize,leader,last_leader_operation,mem
         return ([m for m in self.members if m.name == member_name] or [None])[0]
 
 
+@six.add_metaclass(abc.ABCMeta)
 class AbstractDCS(object):
 
-    __metaclass__ = abc.ABCMeta
-
     _INITIALIZE = 'initialize'
     _LEADER = 'leader'
     _FAILOVER = 'failover'