[Tutor] how to get response from os.system()

[Luke Paireepinart]

shawn bright wrote:
> Lo there all,
>
>  I am needing to get a response back from a system command.
>  i can do this:
>
>  os.system('mailq | wc -l")
>
>  if i do this in the terminal  mailq | wc -l   ,   it will spit out a number.
> How do i get that number as a python variable ?
You need to use the subprocess module, specifically subprocess.Popen, to 
open an input pipe from the command so you can read() the data in.