code: def test_mock_request():
      try:
          model = "gpt-3.5-turbo"
          messages = [
              {"role": "user", "content": "Hey, I'm a mock request"}
          ]
          response = litellm.mock_completion(
              model=model, messages=messages, stream=False
          )
          print(response)
          print(type(response))
      except:
          traceback.print_exc()
  
imports: import sys, os
  import traceback
  import litellm
label_desc: Use image node_id 1 for calling a global function with example usage: test_mock_request() without return types