It turns out kazoo always uses async:
http://kazoo.readthedocs.org/en/latest/_modules/kazoo/client.html#KazooClient.get
Use REPLY-ALL to reply to list
To unsubscribe from the QSERV-L list, click the following link:
https://listserv.slac.stanford.edu/cgi-bin/wa?SUBED1=QSERV-L&A=1