To do this, we need to create a Python module object through PyO3 and expose our pyfunction functions through it. The lib.rs file already has a basic version created for you, which looks like this: ...

Python’s implementation of object orientation does have a few quirks. For example, if you create a class variable, it can be read from a subclass without specifying scope like you’d expect.

In Python the automatic garbage collection works very well, but it is possible to defeat it with objects that create a reference to each other creating a “circular dependency” – see the ...