[Matplotlib-users] surface_create_for_array() argument 1 must be array, not numpy.ndarray

[<shu...@16...>]

hi,
TypeError happened when I ran contour_demo.py -dGtkCairo,Can anybody
tell me the reason? 
TypeError: surface_create_for_array() argument 1 must be array, not
numpy.ndarray

-
window xp
python24
matplotlib 0.87



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