execute commands and return output

[tiissa]

billiejoex wrote:
> Hi all. I'm searching for a portable (working on *nix and win32) function 
> that executes a system command and encapsulate its output into a string.
> Searching for the web I found this:
> 
> os.popen('command').read()
> 
> It is perfect but when che command return an error the funciotn returns an 
> empy string.
> Does it is possible to return stdout and stderr too?

You may want to look at the subprocess [1] module and its Popen class [2].

[1] http://python.org/doc/2.4.1/lib/module-subprocess.html
[2] http://python.org/doc/2.4.1/lib/node234.html