Name 'NewAxis' is not defined

[MRAB]

mo wrote:
> I found such a script - a gas model.
> http://des.memphis.edu/lurbano/vpython/gas/Temp_KE_07.py
> Can anybody help and find a mistake. There is a message:
> Name 'NewAxis' is not defined.
> I tried Python 25 with numpy 121 and Python 26 with scipy 071.
> (Win Vista).

I can't see a definition for NewAxis. Is it defined in one of the
module's you import, 'visual' or 'visual.graph'?