locate items in matrix (index of lists of lists)

[Chris Rebert]

On Fri, Mar 20, 2009 at 4:34 AM, Alessandro Zivelonghi
<zasaconsulting at gmail.com> wrote:
> Many Thanks guys!
>
> and what if I need to look ONLY into the second and third columns,
> excluding the first item of each rows?
>
> for example if x = 3 I need to get  [0] and not [0,1]

indices = [i for i, row in enumerate(mat) if 1<= i <= 2 and 3 in row[1:]]

Cheers,
Chris

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