Robert Bradshaw wrote:
> On Jul 29, 2009, at 1:14 PM, dagss wrote:
> 
>> On Jul 29, 7:22 pm, Robert Bradshaw <rober...@math.washington.edu>
>> wrote:
>>> On Jul 29, 2009, at 9:46 AM, Dag Sverre Seljebotn wrote:
>>>
>>>
>>>
>>>> Robert Bradshaw wrote:
>>>>> I'm not sure if or when either of these will be available, but
>>>>> neither are trivial. Both questions are probably better asked on  
>>>>> the
>>>>> cython lists.
>>>>> - Robert
>>>>> On Jul 22, 2009, at 12:17 PM, Ethan Van Andel wrote:
>>>>>> Robert,
>>>>>> Is there any prediction for when numpy complex types will work?
>>>>>> (outside of the notebook, when compiling via sage -b)
>>>> I assume this will happen when Cython is upgraded in Sage, i.e.
>>>> #6438 /
>>>> 4.1.1. If it doesn't, please send cython-dev (or me if you can't be
>>>> bothered) a mail.
>>> No, that doesn't work with plain Cython either. Perhaps we need to
>>> require casting with extern typedefs?
>> Ahh, of course; "Cython complex" (either C99 or custom structs) are
>> not
>> compatible with NumPy structs.
>>
>> I've selected this strategy:
>>
>> http://trac.cython.org/cython_trac/ticket/347
>>
>> Fix is up in cython repo.
> 
> Ah, that's a lot simpler than I was thinking of. So npy_complex128  
> still doesn't work, but it's never used.

Well, npy_complex128 should probably be used if one is e.g. using 
PyArray_GETITEM1. So the two fills different purposes.

-- 
Dag Sverre

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