2012/8/1 Charanpal Dhanjal <[email protected]>:
> Hi Giles,
> Just a note to say that I wrote some code to do CART pruning on sklearn
> trees, and would be happy to send that along. Is that useful to you? The
> only problem is that the code is rather messy, but I can spend some time
> cleaning it up.

There is already an implementation underway here:

  https://github.com/scikit-learn/scikit-learn/pull/941

It needs to be refactored to use the new cython Tree class from master.

-- 
Olivier
http://twitter.com/ogrisel - http://github.com/ogrisel

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