$ dpkg-query --show cloud-init cloud-init 17.1-18-gd4f70470-0ubuntu1~16.04.1
$ grep WARN /var/log/cloud-init.log 2017-10-17 19:08:10,509 - schema.py[WARNING]: Ignoring schema validation. python-jsonschema is not present 2017-10-17 19:08:10,586 - schema.py[WARNING]: Ignoring schema validation. python-jsonschema is not present 2017-10-17 19:08:14,651 - schema.py[WARNING]: Ignoring schema validation. python-jsonschema is not present
$ dpkg-query --show cloud-init gd4f70470- 0ubuntu1~ 16.04.1
cloud-init 17.1-18-
$ grep WARN /var/log/ cloud-init. log
2017-10-17 19:08:10,509 - schema.py[WARNING]: Ignoring schema validation. python-jsonschema is not present
2017-10-17 19:08:10,586 - schema.py[WARNING]: Ignoring schema validation. python-jsonschema is not present
2017-10-17 19:08:14,651 - schema.py[WARNING]: Ignoring schema validation. python-jsonschema is not present