Some source code

[nnes]

Adam Przybyla <adam at gliwice.pl> wrote in message news:<c1adgj$qgl$1 at atlantis.news.tpi.pl>...
> nnes <pruebauno at latinmail.com> wrote:
> > file('output.txt','w').writelines(['%s,"%s"\n' % (line[:-1],
> >     sum(map(int,line[1:-2].split('","')))) for line in
> >     file('input.txt')])
> file('output.txt','w').writelines(['%s,"%s"\n' % 
>       (line[:-1],sum(eval(line[1:-2]))) for line in file('input.txt')])
> Regards
> 								Adam Przybyla
You mean:

file('output.txt','w').writelines(['%s,"%s"\n' % (line[:-1],
    sum(eval(line[1:-2].replace('"','')))) for line in file('input.txt')])

input.txt in the form of:
"1","2","3"
"4","5","6"

And both versions are exactly 132 bytes long. It is a draw :-P