Thinking about this a bit harder; the code in the ceph charms can quite happily use the charmhelper function, so lets a) fix the charmhelper and b) remove the code from the ceph.py codebase.
Thinking about this a bit harder; the code in the ceph charms can quite happily use the charmhelper function, so lets a) fix the charmhelper and b) remove the code from the ceph.py codebase.