code: def f8(x: Callable[[int, str], int]) -> None:
      # See https://github.com/ambv/typehinting/issues/149 for Callable[..., int]
      pass
  
imports: from inspect import Signature
  from numbers import Integral
  from typing import Any, Callable, Dict, List, Optional, Tuple, TypeVar, Union
label_desc: Use image node_id 9 for calling a global function with example usage: f8(x) without return types