Type annotations have no effect about kuroko HOT 2 CLOSED

Python 3.8.10 (default, Jun  2 2021, 10:49:15) 
[GCC 9.4.0] on linux
Type "help", "copyright", "credits" or "license" for more information.
>>> x: int = "A string!"
>>> __annotations__
{'x': <class 'int'>}
>>> def some_random_func(a_float_variable: str) -> None:
...     return int(a_float_variable)
... 
>>> some_random_func(3.1415)
3
>>> some_random_func.__annotations__
{'a_float_variable': <class 'str'>, 'return': None}