the wikimedia-utilities Revision class has functionality than the pywikibot Revision class does not have.
https://bitbucket.org/halfak/wikimedia-utilities/src/cb1177b18ad757210e14dd1923d5393a3d2a9c1a/wmf/api.py?at=default#cl-46
It would be great if Aaron could copy his logic into the pywikibot Revision class to maintain attribution.
If not, pywikibot should re-implement it with the same signature.