[Matplotlib-users] imshow and colors

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Hi:

How many colors do images created via:

        imshow(Zi, cmap=cm.jet)

(Zi = some data matrix) have?

Are these true color? 256? Is there a simple way to define these things?

Thanks.

-- 
Peter Groszkowski         Gemini Observatory
Tel: +1 808 974-2509      670 N. A'ohoku Place
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