code: def slowadd(a, b, delay=0.1):
      time.sleep(delay)
      return a + b
  
imports: from __future__ import annotations
  import contextlib
  import importlib
  import time
  from typing import TYPE_CHECKING
label_desc: Use image node_id 4 for calling a global function with example usage: slowadd(a, b, delay) and returns: unknown