[Numpy-discussion] fromiter + dtype='S' -> Python crash

[Travis E. Oliphant]

Zbyszek Szmek wrote:
> On Thu, Mar 13, 2008 at 05:44:54PM -0400, Alan G Isaac wrote:
>   
>> Looks like I misunderstood your question:
>> you want an **array** of strings?
>> In principle you should be able to use ``fromiter``,
>> I believe, but it does not work.  BUG? (Crasher.)
>>
>>     
>>>>> import numpy as N
>>>>> x = [1,2,3]
>>>>> fmt="%03d"
>>>>> N.fromiter([xi for xi in x],dtype='S')
>>>>>           
>> Python crashes.
>>     
>
>
>
> 2. what does dtype with dtype.elsize==0 mean? Should it be allowed at all?
>    If it is sometimes valid, then PyArray_FromIter should be fixed.
>   

It is a bug that needs to be fixed in PyArray_FromIter, I think.

-Travis O.