Duncan Booth wrote:
> custard_pie wrote:
>
>>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
>
> ...
>>>>v = [2, 3, 1, 4, 5]
>>>>import operator
>>>>[ i for (i,j) in sorted(enumerate(v), key=operator.itemgetter(1))]
>
> [2, 0, 1, 3, 4]
>
Or, to get fancy with Python 2.4:
result = sorted(range(len(v)), key=v.__getitem__)
Make a list of indices, and says the sort key is "over there" to sorted.
--Scott David Daniels
[EMAIL PROTECTED]
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