greenflame wrote:
> Suppose the main list is: mainlist = list('qwertyuiop')
> Suppose the ordering list is: orderinglist = [3, 4, 2, 1]
>
> Then I am looking for a function that will take mainlist and
> orderinglist as arguments and return the following list:
>
> ['e', 'r', 'w', 'q', 't', 'y', 'u', 'i', 'o', 'p']
>
> Also by the way the main list is always going to be a list of strings
> and the ordering list will be a list of numbers. Also the largest
> number in orderinglist will always be equal to the length of
> orderinglist. I hope this makes any sense. Thanks for your help.
The following will do:
map(lambda c, i: i and mainlist[i-1] or c, mainlist, orderinglist)
-- Christoph
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