Jo diky. RTFM pomohlo. Omlouvam se a prikladam konecny kod.
import subprocess
p = subprocess.Popen('test.py', shell=True, stdout = subprocess.PIPE)
p.wait()
ec = p.poll()
print  ec
print p.stdout.readlines()
> Precti si manual modulu subprocess.
> 
> Hezky den,
> -jkt
> 
> --
> cd /local/pub && more beer > /dev/mouth