class Foo: ... class Bar : ... class Old ( ) : gold : int class OO ( Foo ) : ... class OOP ( Foo , Bar, ) : pass class OOPS ( Foo , ) : pass class OOPSI ( Foo, * Bar , metaclass = foo , ): pass class OOPSIE ( list , *args, kw = arg , ** kwargs ) : what : does_this_even = mean def __init__(self) -> None: self.foo: Bar = Bar()