sorting list and then return the index of the sorted item

Antoon Pardon apardon at forel.vub.ac.be
Tue May 3 09:49:15 EDT 2005


Op 2005-05-03, custard_pie schreef <ckwiguno at gmail.com>:
> I need help sorting a list...I just can't figure out how to sort a list
> and then return a list with the index of the sorted items in the list
> for example if the list I want to sort is [2,3,1,4,5]
> I need [2,0,1,3,4] to be returned
> Can someone help please....
>

Something like this:

>>> lst = [2,3,1,4,5]
>>> inx = range(len(lst))
>>> inx.sort(lambda x,y: lst[x] - lst[y])
>>> print inx
[2, 0, 1, 3, 4]

-- 
Antoon Pardon




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