there seem to be two drivers for the classifier now neale pickett s URL and the original URL according to the readme txt URL hasn t been kept up to date is there anything in there that isn t covered by URL about the only useful feature of URL that URL doesn t yet copy is u which calculates spamness for an entire mailbox this feature can easily be copied into URL URL also has a large collection of tokenizers but URL rules so i m not sure how interesting that is now therefore i propose to nuke URL after adding a u feature anyone against i imagine that skip or barry might have a stake in URL tim seems to have moved all code he s working to other modules guido van rossum home page URL 