Comment 0 for bug 1833079

These fixes relate to issues we have found in Openstack [1][2] when running under Python 3. They are fixed upstream by commit [3] which is available in nautilus and beyond so we would like to backport to mimic and luminous.

[1] https://bugs.launchpad.net/nova/+bug/1816468
[2] https://bugs.launchpad.net/glance-store/+bug/1816721
[3] https://github.com/ceph/ceph/commit/c36d0f1a7de4668eb81075e4a94846cf81fc30cd