Code review comment for ~andyliuliming/cloud-init:reporting

Thanks for this content Andy, I'm pulling this branch in with a minor flakes/pycodestyle fix and will attribute authorship to you. Thanks again for the contribution.
The branch that will land will be this one.

Marking this one as Rejected in favor of the followup:
https://code.launchpad.net/~chad.smith/cloud-init/+git/cloud-init/+merge/353739