In order to fix this ticket:
https://fedorahosted.org/fedora-infrastructure/ticket/2995
Wiki Update for Ambassadors Membership Verfication fails
We need to update the version of python-mwclient to:
https://admin.fedoraproject.org/updates/python-mwclient-0.6.5-1.el5
It should be pretty easy to back this out if it causes any issues.
kevin