output to console and to multiple files

[nathan.shair at gmail.com]

On Feb 16, 4:07 pm, garri... at gmail.com wrote:
> On Feb 16, 3:28 pm, "Gabriel Genellina" <gagsl... at yahoo.com.ar> wrote:
>
>
>
> > That's ok inside the same process, but the OP needs to use it "from a
> > subprocess or spawn".
> > You have to use something like tee, working with real file handles.
>
> I'm not particularly familiar with this, but it seems to me that if
> you're trying to catch stdout/stderr from a program you can call with
> (say) popen2, you could just read from the returned stdout/stderr
> pipe, and then write to a series of file handles (including
> sys.stdout).
>
> Or am I missing something? =)
>
> ~G

That works, but it isn't live streaming of stdout/stderr. Most of the
time, if you stream both, one could lock the process, or have the
stdout/stderr printed in the wrong order.