How to exit program with custom code and custom message?

[Thomas Passin]

On 3/13/2023 10:34 PM, scruel tao wrote:
> Interesting, `raise SystemExit` seems to have the same behavior as `sys.exit`:
> 
> ```shell
> python -c "raise SystemExit(100)"
> echo $?
> <<< 100
> 
> python -c " import sys; sys.exit(100)"
> echo $?
> <<< 100

OTOH, you don't want to get too tricky:

(on Windows, obviously)
C:\Users\tom>py -c "import sys; sys.exit(type(100) == type('a'))"

C:\Users\tom>echo %ERRORLEVEL%
0

Presumably we wouldn't want to get an exit value of 0 for this case!