code: def test_completion_gpt4_turbo():
      try:
          response = completion(
              model="gpt-4-1106-preview",
              messages=messages,
              max_tokens=10,
          )
          print(response)
      except openai.RateLimitError:
          print("got a rate liimt error")
          pass
      except Exception as e:
          pytest.fail(f"Error occurred: {e}")
  
imports: import sys, os
  import traceback
  from dotenv import load_dotenv
  import os, io
  import pytest
  import litellm
  from litellm import embedding, completion, completion_cost, Timeout
  from litellm import RateLimitError
  import openai
label_desc: Use image node_id 7 for calling a global function with example usage: test_completion_gpt4_turbo() without return types