sharing/swapping items between lists

Aahz aahz at
Tue Apr 14 14:57:37 CEST 2009

In article <f64c9de2-3285-4f74-adb8-2111c78b7a78 at>,
Ross  <ross.jett at> wrote:
>On Apr 13, 9:08=A0am, a... at (Aahz) wrote:
>> In article <c569228f-f391-4317-83a2-08621c601... at r8g2000yql.googlegroups.=
>> Ross =A0<ross.j... at> wrote:
>>>I'm example was probably a bad one. A better example of
>>>output I would like would be something like [[1,2],[3,4],[5,6]] and
>>>then for the leftovers list [7,8,9,10 etc]. What I'm trying to do is
>>>produce some sort of round robin algorithm for tennis that is
>>>constrained by the number of courts available each week. So if there
>>>are only 3 courts available for a singles league and 10 people have
>>>signed up, 4 players will have a bye each week. I want my algorithm to
>>>produce unique matchups each week and also give each player the same
>> How about Googling for "round robin algorithm python"? ;-)
>I have the basic algorithm and it works fine...I'm just having trouble
>adding another parameter to it that allows for court constraints and
>bye weeks.

You'll need to give us more information, then.  Why don't you start with
the core algorithm you're using?
Aahz (aahz at           <*>

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