python-lxml (py2) was lately removed from unstable: #936973. So spyne is unusable in unstable now as well. Maybe you want to reconsider uploading the current beta version that is available at https://mentors.debian.net/package/spyne.
python-lxml (py2) was lately removed from unstable: #936973. So spyne is unusable in unstable now as well. Maybe you want to reconsider uploading the current beta version that is available at https://mentors.debian.net/package/spyne.