code: def do_nothing(*args: tp.Any, **kwargs: tp.Any) -> int:
      print("my args", args, flush=True)
      print("my kwargs", kwargs, flush=True)
      if "sleep" in kwargs:
          print("Waiting", flush=True)
          time.sleep(int(kwargs["sleep"]))
      if kwargs.get("error", False):
          print("Raising", flush=True)
          raise ValueError("Too bad")
      print("Finishing", flush=True)
      return 12
  
imports: import sys
  import time
  import random
  import itertools
  import contextlib
  import typing
  from pathlib import Path
  import numpy
  import pytest
  from nevergrad.common import testing
  from .None import transforms
  from .None import parameter
  from .None import utils
  from .None import helpers
label_desc: Use image node_id 12 for calling a global function with example usage: do_nothing() and returns: int