I can confirm that this is an issue in Natty. It happened with today's batch of updates, since it was not a problem yesterday.
-- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/337469 Title: import matplotlib.pyplot gives ImportError: No module named _tkagg -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs