code: def get_time_stamp() -> str:
      return (
          str(datetime.datetime.now())
          .split(".")[0]
          .replace(" ", "-")
          .replace(":", "-")
      )
  
imports: import datetime
  import time
  from typing import Callable
label_desc: Use image node_id 3 for calling a global function with example usage: get_time_stamp() and returns: str