Int32s, scalar operations and Pyhon longs

Robert Kern robert.kern at gmail.com
Thu Nov 9 16:14:47 CST 2006


Christopher Barker wrote:
> I'm a bit confused, because I thought that when you extracted a scalar 
> from an array, you got regular python scalar for the datatypes that are 
> supported. This made it clear that you always get a numpy Scalar, which, 
> in a few situations, behaves differently than a seemingly equivalent 
> Python scalar.

Part of the point of adding scalar types was to ensure that a[0], for example,
always exposes the array interface (.shape, .dtype, etc.) whether a.shape is
(10,) or (10, 10). This uniformity aids generic programming.

-- 
Robert Kern

"I have come to believe that the whole world is an enigma, a harmless enigma
 that is made terrible by our own mad attempt to interpret it as though it had
 an underlying truth."
  -- Umberto Eco


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