[Numpy-discussion] ones with non-native dtype byteorder

Robert Kern robert.kern@gmail....
Mon Apr 14 15:04:04 CDT 2008


On Mon, Apr 14, 2008 at 1:59 PM, Eric Firing <efiring@hawaii.edu> wrote:
> This (on little-endian machine) surprised me:
>
>  In [23]:np.ones((1,), dtype='<i2')
>  Out[23]:array([1], dtype=int16)
>
>  In [24]:np.ones((1,), dtype='>i2')
>  Out[24]:array([256], dtype=int16)
>
>  I expected the value to be [1] in either case. Am I wrong?

You are correct. It is a bug in the @NAME@_fillwithscalar() template
in arraytypes.inc.src; it does not take endianness into consideration.
I mentioned this to Travis, and he might have time to hop on this, but
if anyone else can fix it faster, please go for it.

-- 
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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