[Numpy-discussion] Hi Travis

Travis Oliphant oliphant@enthought....
Fri Oct 29 20:20:40 CDT 2010


Yeah.  This does look odd and should be fixed.

--
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Travis Oliphant
Enthought, Inc.
1-512-536-1057
http://www.enthought.com

On Oct 29, 2010, at 6:10 PM, Pauli Virtanen <pav@iki.fi> wrote:

> Hi Travis!
> 
> Fri, 29 Oct 2010 17:40:20 -0400, Travis Oliphant wrote:
>> Thanks for pointing out the discussion.  This is an oversight.  The
>> dtypes should not compare equal if the subarrays don't match.
>> 
>> If the patch looks OK, then we should accept it.
> 
> Another issue from the thread where you might want to chip in:
> 
>>>> x = np.zeros((2, 3), dtype=[('a', 'f8', (4,))])
>>>> x.T['a'].shape
> (4, 3, 2)
>>>> x.T.copy()['a'].shape
> (3, 2, 4)
> 
> Fortran-order is special-cased. We might want to change this to work like 
> so:
> 
>>>> x.T['a'].shape
> (3, 2, 4)
> 
> which is more predictable.
> 
> -- 
> Pauli Virtanen
> 
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