How to make argparse accept "-4^2+5.3*abs(-2-1)/2" string argument?

[Grant Edwards]

On 2023-01-22, Weatherby,Gerard <gweatherby at uchc.edu> wrote:
> Argparse is for parsing command line arguments and options.
>
> If you just want to evaluate an Python expression, use eval( )

Only use eval() if the expression is always under your control (and
you don't make mistakes when typing).

Don't use eval() on strings that come from the outside world.