pattern combinations

Shawn Milochik Shawn at Milochik.com
Mon Sep 17 21:11:02 CEST 2007


On 9/17/07, dorje tarap <dorjetarap at googlemail.com> wrote:
> Hi all,
>
>  Given some patterns such as "...t...s." I need to make all possible
> combinations given a separate list for each position. The length of the
> pattern is fixed to 9, so thankfully that reduces a bit of the complexity.
>
>  For example I have the following:
>
>  pos1 = ['a',' t']
>  pos2 = ['r', 's']
>  pos3 = ['n', 'f']
>
>  So if the pattern contains a '.' character at position 1 it could be 'a' or
> 't'. For the pattern '.s.' (length of 3 as example) all combinations would
> be:
>
>  asn
>  asf
>  tsn
>  tsf
>
>  Thanks
> --
> http://mail.python.org/mailman/listinfo/python-list
>


Sounds like homework to me.



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