[SciPy-User] permutate elements - unique order

[Davide]

On 02/14/2011 02:37 PM, Ferdinand wrote:
> hi,
>
> is there a function or an easy way to generate unique sequences of elements?
>
> Like:
>
> function(a,b,c)
>
> output:
>
> a   b   c
> b   c   a
> c   b   a
>
>
>
> (not for example a  c  b  –  because a was on the first position already)
>
>
>
>
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Hi,
Have a look at the itertools module which is in the Python standard 
library. There should be enoungh for your purposes.

Cheers,

Davide