On 2 January 2011 21:04, Octavian Rasnita <orasnita at gmail.com> wrote: >> No. As Ian said grouper() is a receipe in the itertools documentation. >>>> http://docs.python.org/library/itertools.html#recipes >> I know that, that is why I used: >> from itertools import * >> Isn't enough? Did you follow the link? grouper() is a recipe, not part of the itertools module. -- Cheers, Simon B.