Python, subprocess, call(), check_call and returncode to find if a command exists

Question

I\'ve figured out how to use call() to get my python script to run a command:

import subprocess

mycommandline = [\'lumberjack\', \'-sleep all night\', \'-work a         


        

Answer 1

A simple snippet:

try:
    subprocess.check_call(['executable'])
except subprocess.CalledProcessError:
    pass # handle errors in the called executable
except OSError:
    pass # executable not found