Not sure why kazoo fails to report participating members: (From the logs snippet below, connection using kazoo is evantually established, but fails to get information on members..

(kazoo.client): 2015-10-31 18:37:42,754 DEBUG connection _read_response Received response(xid=1): [u'076cb3de-cf34-4c46-857c-4eeebea04a8b', u'6287b8d0-5769-4f3c-8061-a8e8da4d476e', u'7dc079a8-afb4-4da1-9205-481dd65e1f71']
(kazoo.client): 2015-10-31 18:38:12,585 WARNING connection _connect_attempt Connection dropped: outstanding heartbeat ping not received
(kazoo.client): 2015-10-31 18:38:12,585 WARNING connection _connect_attempt Transition to CONNECTING
(kazoo.client): 2015-10-31 18:38:12,585 INFO client _session_callback Zookeeper connection lost
(kazoo.client): 2015-10-31 18:38:12,776 INFO connection _connect Connecting to padawan-ccp-c1-m1-mgmt:2181
(kazoo.client): 2015-10-31 18:38:12,777 DEBUG connection _submit Sending request(xid=None): Connect(protocol_version=0, last_zxid_seen=4294978717, time_out=10000, session_id=22728108451692562, passwd='8a\x84\xbc\x9e!:_\xb0\x8c\xc6\xdc\r\x90\xc5L', read_only=None)
(kazoo.client): 2015-10-31 18:38:22,777 WARNING connection _connect_attempt Connection time-out: socket time-out during read
(kazoo.client): 2015-10-31 18:38:24,402 INFO connection _connect Connecting to padawan-ccp-c1-m1-mgmt:2181
(kazoo.client): 2015-10-31 18:38:24,403 DEBUG connection _submit Sending request(xid=None): Connect(protocol_version=0, last_zxid_seen=4294978717, time_out=10000, session_id=22728108451692562, passwd='8a\x84\xbc\x9e!:_\xb0\x8c\xc6\xdc\r\x90\xc5L', read_only=None)
(kazoo.client): 2015-10-31 18:38:24,760 WARNING connection _connect_attempt Connection dropped: socket connection broken
(kazoo.client): 2015-10-31 18:38:25,811 INFO connection _connect Connecting to padawan-ccp-c1-m1-mgmt:2181
(kazoo.client): 2015-10-31 18:38:25,812 DEBUG connection _submit Sending request(xid=None): Connect(protocol_version=0, last_zxid_seen=4294978717, time_out=10000, session_id=22728108451692562, passwd='8a\x84\xbc\x9e!:_\xb0\x8c\xc6\xdc\r\x90\xc5L', read_only=None)
(kazoo.client): 2015-10-31 18:38:25,820 WARNING connection _connect_attempt Connection dropped: socket connection broken
(kazoo.client): 2015-10-31 18:38:26,763 INFO connection _connect Connecting to padawan-ccp-c1-m1-mgmt:2181
(kazoo.client): 2015-10-31 18:38:26,765 DEBUG connection _submit Sending request(xid=None): Connect(protocol_version=0, last_zxid_seen=4294978717, time_out=10000, session_id=22728108451692562, passwd='8a\x84\xbc\x9e!:_\xb0\x8c\xc6\xdc\r\x90\xc5L', read_only=None)
(kazoo.client): 2015-10-31 18:38:26,766 WARNING connection _connect_attempt Connection dropped: socket connection broken
(kazoo.client): 2015-10-31 18:38:29,132 INFO connection _connect Connecting to padawan-ccp-c1-m1-mgmt:2181
(kazoo.client): 2015-10-31 18:38:29,133 DEBUG connection _submit Sending request(xid=None): Connect(protocol_version=0, last_zxid_seen=4294978717, time_out=10000, session_id=22728108451692562, passwd='8a\x84\xbc\x9e!:_\xb0\x8c\xc6\xdc\r\x90\xc5L', read_only=None)
(kazoo.client): 2015-10-31 18:38:29,138 WARNING connection _connect_attempt Session has expired
(kazoo.client): 2015-10-31 18:38:29,138 INFO client _session_callback Zookeeper session lost, state: EXPIRED_SESSION
(kazoo.client): 2015-10-31 18:38:29,639 INFO connection _connect Connecting to padawan-ccp-c1-m1-mgmt:2181
(kazoo.client): 2015-10-31 18:38:29,640 DEBUG connection _submit Sending request(xid=None): Connect(protocol_version=0, last_zxid_seen=0, time_out=10000, session_id=0, passwd='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00', read_only=None)
(kazoo.client): 2015-10-31 18:38:29,646 INFO client _session_callback Zookeeper connection established, state: CONNECTED
(kazoo.client): 2015-10-31 18:38:29,647 DEBUG connection _submit Sending request(xid=1): GetChildren(path=u'/tooz/ceilometer.notification', watcher=<bound method ChildrenWatch._watcher of <kazoo.recipe.watchers.ChildrenWatch object at 0x7f381e49cb90>>)
(kazoo.client): 2015-10-31 18:38:29,649 DEBUG connection _read_response Received response(xid=1): []