Runs a shell command, returns console output.

    Mimics python3's subprocess.getoutput

def _run_cmd_get_output(cmd):
    """Runs a shell command, returns console output.

    Mimics python3's subprocess.getoutput
    """
    process = subprocess.Popen(cmd.split(), stdout=subprocess.PIPE)
    out, err = process.communicate()
    return out or err