same issue here. resolved removing the '.' the imports path begins with in all files python exit an errors.
> /usr/lib/pymodules/python2.6/hamster/widgets/activityentry.py is the first file to edit in your error report. There are a couple of them. -- To UNSUBSCRIBE, email to debian-bugs-dist-requ...@lists.debian.org with a subject of "unsubscribe". Trouble? Contact listmas...@lists.debian.org