classmethod_vs_staticmethod_02.py

class Example:
    class_attr_1: str = 'attr_1'

    @classmethod
    def foo(cls, message: str) -> None:
        print(f"Message sent from foo: {message}")

        # access class attribute
        print(cls.class_attr_1)

        # call static method bar from a class method
        cls.bar('(from foo) BAR')

    @staticmethod
    def bar(message: str) -> None:
        print(f"Message sent from bar: {message}")

if __name__ == "__main__":
    Example.foo("FOO")