[CentOS] where to get reliable/open source license manager

> 
> If your code is written in Python, what’s to stop users from just
> rewriting the license check?

In my youth I realised that a licensed package was calling a separate
executable to check the license - the return code determined if the
product was licensed. I replaced the license code with a shell script
that returned '1' and it all worked.  Simple, naive days.


P.