[Numpy-discussion] Slice specified axis

Benjamin Root ben.root@ou....
Fri Apr 6 07:54:35 CDT 2012


On Friday, April 6, 2012, Val Kalatsky wrote:

>
> The only slicing short-cut I can think of is the Ellipsis object, but it's
> not going to help you much here.
> The alternatives that come to my mind are (1) manipulation of shape
> directly and (2) building a string and running eval on it.
> Your solution is better than (1), and (2) is a horrible hack, so your
> solution wins again.
> Cheers
> Val
>

Take a peek at how np.gradient() does it.  It creates a list of None with a
length equal to the number of dimensions, and then inserts a slice object
in the appropriate spot in the list.

Cheers!
Ben Root

>
>
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