It seems that upgrading some version of python-numpy that moved all the python files to pyshared left a whole lot of .pyc files around in /usr/lib/python2.7/dist-packages/numpy/ that were confusing other python users of numpy.
I ran "sudo rm -r /usr/lib/python2.7/dist-packages/numpy/" and pytrainer got past that error. -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/760213 Title: pytr crashed with ImportError in /usr/lib/python2.7/dist- packages/numpy/core/numerictypes.py: No module named multiarray -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs