Python call_command for calling command line in script.

call_command.py

def call_command(command):
    process = subprocess.Popen(command.split(' '),
        stdout=subprocess.PIPE,
        stderr=subprocess.PIPE)
    return process.communicate()

# Ex usage: call_command("sudo mount {dev} {mnt}".format(dev=device_path, mnt=mount_path))