Unicode blues in Python3

[nn]

Antoine Pitrou wrote:
> Le Tue, 23 Mar 2010 10:33:33 -0700, nn a écrit :
>
> > I know that unicode is the way to go in Python 3.1, but it is getting in
> > my way right now in my Unix scripts. How do I write a chr(253) to a
> > file?
> >
> > #nntst2.py
> > import sys,codecs
> > mychar=chr(253)
> > print(sys.stdout.encoding)
> > print(mychar)
>
> print() writes to the text (unicode) layer of sys.stdout.
> If you want to access the binary (bytes) layer, you must use
> sys.stdout.buffer. So:
>
>   sys.stdout.buffer.write(chr(253).encode('latin1'))
>
> or:
>
>   sys.stdout.buffer.write(bytes([253]))
>
> See http://docs.python.org/py3k/library/io.html#io.TextIOBase.buffer

Just what I needed! Now I full control of the output.

Thanks Antoine. The new io stack is still a bit of a mystery to me.

Thanks everybody else, and sorry for confusing the issue. Latin1 just
happens to be very convenient to manipulate bytes and is what I
thought of initially to handle my mix of textual and non-textual data.