[Tutor] exit message

[eryksun]

On Mon, May 6, 2013 at 1:12 AM, Zachary Ware
<zachary.ware+pytut at gmail.com> wrote:
> If you don't care about the exit code, you can just "drop off" the end
> of the script.  If you don't end with an unhandled exception, your
> exit code will be 0, otherwise it will (probably) be 1.

You can also exit with a message and an exit code set to 1:

    >>> raise SystemExit('Red Alert!')
    Red Alert!

    C:\>echo %errorlevel%
    1