4 ms·That is out of date. The link you put is literally in OP's link but 2nd edition.by Exuma 3y agoThat is out of date. The link you put is literally in OP's link but 2nd edition.bshipp 3y agoI'm not certain, but looking at that site it appears that the 2nd edition is the R version, whereas there is only one edition of the Python version.Exuma 3y agoHmm. right you are it seems