code: def test_langfuse_logging():
      try:
          pre_langfuse_setup()
          litellm.set_verbose = True
          response = completion(
              model="claude-instant-1.2",
              messages=[
                  {"role": "user", "content": "Hi 👋 - i'm claude"}
              ],
              max_tokens=10,
              temperature=0.2,
          )
          print(response)
          # time.sleep(5)
          # # check langfuse.log to see if there was a failed response
          # search_logs("langfuse.log")
  
      except litellm.Timeout as e:
          pass
      except Exception as e:
          pytest.fail(f"An exception occurred - {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 4 for calling a global function with example usage: test_langfuse_logging() without return types