How to document python function parameter types?

Question

I know that the parameters can be any object but for the documentation it is quite important to specify what you would expect.

First is how to specify a parameter ty

Answer 1

Figured I'd post this little tidbit here since IDEA showed me this was possible, and I was never told nor read about this.

>>> def test( arg: bool = False ) -> None: print( arg )

>>> test(10)
10

When you type test(, IDLE's doc-tip appears with (arg: bool=False) -> None Which was something I thought only Visual Studio did.

It's not exactly doxygen material, but it's good for documenting parameter-types for those using your code.