indexing arrays
Terry Reedy
tjreedy at udel.edu
Fri Oct 10 17:17:42 EDT 2008
John [H2O] wrote:
> I'm having trouble slicing arrays:
If these are numpy arrays, as appears, rather that array module arrays,
then the numpy list might be a better place. In any case, using 'numpy'
would have gotten the attention of someone scanning for posts about numpy.
>
> I thought I could do the following:
>>>> i = array(range(140,149))
>>>> j = array(range(5,20))
>>>> a = acc[i,j]
> Traceback (most recent call last):
> File "<string>", line 1, in <string>
> ValueError: shape mismatch: objects cannot be broadcast to a single shape
>
> It's strange, because I can do this:
>
>>>> a = acc[140:148,5:19]
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