code: def test_langfuse_logging_stream():
      try:
          litellm.set_verbose = True
          response = completion(
              model="gpt-3.5-turbo",
              messages=[
                  {
                      "role": "user",
                      "content": "this is a streaming test for llama2 + langfuse",
                  }
              ],
              max_tokens=20,
              temperature=0.2,
              stream=True,
          )
          print(response)
          for chunk in response:
              pass
              # print(chunk)
      except litellm.Timeout as e:
          pass
      except Exception as e:
          print(e)
  
file_path: litellm/litellm/tests/test_alangfuse.py
imports: import json
  import sys
  import os
  import io, asyncio
  import logging
  from litellm import completion
  import litellm
  import time
  import pytest
label_desc: Use image node_id 5 for calling a global function with example usage: test_langfuse_logging_stream() without return types