Just found it!!!! Still not sure what the third entries are, but it's a start!
# create a vtk data file sp = pyvtk.StructuredPoints ((nx, ny, 1), (xmin, ymin, 0), (dx, dy, 1)) pd = pyvtk.PointData(pyvtk.Scalars(z, name='Scalars', lookup_table="default")) Tyler -- http://mail.python.org/mailman/listinfo/python-list