id,summary,reporter,owner,description,type,status,priority,milestone,component,resolution,keywords,cc,branch,branch_author,launchpad_bug
5519,Failure should become a new style class,fijal,,"According to glyph and exarkun, there is never ever a good reason to subclass a Failure, so it should not be a backwards incompatible change to make Failure a new style class.

Also, we can prohibit subclassing it in the first place *and* it makes pypy slightly faster.",enhancement,new,normal,Python-3.x,core,,py3k,,,,