ceph-common package doesn't include python3 bindings for Ceph

[Chris MacNaughton]

The ceph-common package include3s python2 bindings in the Rockyk UCA, and python3 after Rocky; however, the UCA ships python3 packages for all of the OpenStack services in Rocky

ProblemType: Bug
DistroRelease: Ubuntu 18.04
Package: ceph-common 13.2.6-0ubuntu0.18.10.3~cloud0 [origin: Canonical]
ProcVersionSignature: Ubuntu 4.15.0-70.79-generic 4.15.18
Uname: Linux 4.15.0-70-generic x86_64
ApportVersion: 2.20.9-0ubuntu7.9
Architecture: amd64
CrashDB:
 {
                "impl": "launchpad",
                "project": "cloud-archive",
                "bug_pattern_url": "http://people.canonical.com/~ubuntu-archive/bugpatterns/bugpatterns.xml",
             }
Date: Tue Nov 26 11:40:21 2019
Ec2AMI: ami-000008c5
Ec2AMIManifest: FIXME
Ec2AvailabilityZone: unavailable
Ec2InstanceType: m1.small
Ec2Kernel: unavailable
Ec2Ramdisk: unavailable
ProcEnviron:
 TERM=screen-256color
 PATH=(custom, no user)
 LANG=C.UTF-8
 SHELL=/bin/bash
SourcePackage: ceph
UpgradeStatus: No upgrade log present (probably fresh install)

[James Page (james-page)]

For the Rocky UCA, ceph-common still uses python2.

However there are Python3 packages available for use:

Package: python3-ceph-argparse
Package: python3-cephfs
Package: python3-rados
Package: python3-rbd
Package: python3-rgw