2009/11/7 MRAB <python@[...].com> 

>  Baptiste Lepilleur wrote:
> 
 [..]
> > Do I need to replace all codecs.open with the built-in open function? If
> > so, why does codecs.open still exist?
> >
> >  The documentation says of codecs.open() that "Files are always opened in
>  binary mode, even if no binary mode was specified", but you've given the
>  mode as 'rt', so you're asking it to open the file both in text mode
>  _and_ binary mode. This is the same as in Python 2.6.
> 
>  If it works in 2.6 but not in 3.1, perhaps it's just that in 2.6 it
>  ignores the 't' whereas in 3.1 it complains.
> 

So I did miss something, but it was in 2.6. Thanks for the clarification.

Though, I think the documentation is somewhat confusing in 3.x as it says
that it opens the file in binary mode, but the opened file iterator returns
str not bytes...