[Numpy-discussion] String array equality test does not broadcast

Russel Howe russel at appliedminds.com
Mon Feb 13 14:43:14 CST 2006


OK, Thanks.
Russel

> Equality testing on string arrays does not work (equality testing  
> uses ufuncs internally which are not supported generally for  
> flexible arrays).   You must use chararray's.
>
> Thus,
>
> sta.view(chararray) == stb.view(chararray)
>
> Or create chararray's from the beginning:
>
> sta = char.array(['abc','def','ghi'])
> stb = char.array(['abc','jkl','ghi'])
>
> Char arrays are a special subclass of the ndarray that give arrays  
> all the methods of strings (and unicode) elements and allow (rich)  
> comparison operations.
>
> -Travis
>
>
>
>
>
>
>
>
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