Comment 3 for bug 1779170

Reviewed: https://review.openstack.org/578886
Committed: https://git.openstack.org/cgit/openstack/neutron/commit/?id=144d3abf7c8472753f7cb8156f07ee9f82ca2d3a
Submitter: Zuul
Branch: master

commit 144d3abf7c8472753f7cb8156f07ee9f82ca2d3a
Author: Bernard Cafarelli <email address hidden>
Date: Thu Jun 28 18:43:04 2018 +0200

    python3: fix netlink_lib delete_entries

    libc and netfilter_conntrack calls, as C bindings, do not work with
    python3 strings
    This fixes netlink_lib by using bytes type for addresses manipulation

    Update corresponding unit test by removing str() conversions

    Change-Id: I0044d943de3dcde7c4337f396ae9d10cede381f3
    Closes-bug: #1779170