code: def complex_func(arg1, arg2, arg3=None, *args, **kwargs):
      # type: (str, List[int], Tuple[int, Union[str, Unknown]], *str, **str) -> None
      pass
  
imports: from __future__ import annotations
  import pathlib
  from typing import Any, Tuple, TypeVar, Union
label_desc: Use image node_id 4 for calling a global function with example usage: complex_func(arg1, arg2, arg3) without return types