2016-06-22 9:18 GMT+02:00 Victor Stinner <vstinner at redhat.com>: > Hi, > > Current status: only 3 projects are not ported yet to Python 3: > > * nova (76% done) > * trove (42%) > * swift (0%) > > https://wiki.openstack.org/wiki/Python3 How should differences between python3.4 and python3.5 be handled? Ubuntu Xenial contains only python3.5 and no packages for 3.4 anymore, so when planning to run services with python3, one would have to support 3.5, but there are unsolved issues like https://bugs.launchpad.net/neutron/+bug/1559191