contour demos fail

Hi Jeff, Funny thing... somehow during the process

    > of installation and moving stuff around, matplotlib has
    > gone back to using numpy instead of Numeric (and giving me
    > the error messages when trying to run

    > I still have "numerix : Numeric # Numeric or numarray" in
    > my .rc file.

    > How can I check to make sure about which .rc file
    > matplotlib is trying to use?
run your script with

python --verbose-helpful