Suggesting a new feature - "Inverse Generators"

[Serge Orlov]

Michael Spencer wrote:
> > Still, this is fascinating.... going to have to spend some time
> > experimenting with groupby as soon as I get a chance....
> >
> Experimenting is good.  So is the the documentation:
> http://docs.python.org/tut/tut.html

Reading documentation is a good idea, but I think your example would
be more clear for Jordan if you used function attributes:

def record(item):
     if len(item) > 20:
         record.seq +=1
     return record.seq
record.seq = 0

  Serge.