Looks like a legitimate bug in netaddr for mac address validation. The 'valid_mac' function gets setup twice at the top level. https://github.com/drkjam/netaddr/blob/b2b83f5d69f7b38f31330624ec9eb292b1cc880d/netaddr/__init__.py#L42-L46 On Sun, Aug 30, 2015 at 8:54 PM, Armando M. <armamig at gmail.com> wrote: > Hi, > > If you wonder why hell broke loose, [1] will have the answer to your > questions. > > Armando > > [1] https://bugs.launchpad.net/neutron/+bug/1490380 > > __________________________________________________________________________ > OpenStack Development Mailing List (not for usage questions) > Unsubscribe: OpenStack-dev-request at lists.openstack.org?subject:unsubscribe > http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack-dev > > -- Kevin Benton -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://lists.openstack.org/pipermail/openstack-dev/attachments/20150830/d9a9fdcb/attachment.html>