This patch replaces map() and zip() with six.moves.map()
and six.moves.zip() respectively to provide py2/3
compatibility.
Change-Id: I2e4b61c67ee34247f4c9e77f593df18d9dfd574b
Partially-Implements: blueprint designate-py3
This patch fixes openstack zone blacklist set
command's pattern option description.
Change-Id: Ic832d4fb120fe98fc436b7d2f47113d45da967ea
Closes-Bug: #1500604