code: def test_batch_completions():
      messages = [
          [{"role": "user", "content": "write a short poem"}]
          for _ in range(3)
      ]
      model = "j2-mid"
      litellm.set_verbose = True
      try:
          result = batch_completion(
              model=model,
              messages=messages,
              max_tokens=10,
              temperature=0.2,
              request_timeout=1,
          )
          print(result)
          print(len(result))
          assert len(result) == 3
      except Timeout as e:
          print(f"IN TIMEOUT")
          pass
      except Exception as e:
          pytest.fail(f"An error occurred: {e}")
  
file_path: litellm/litellm/tests/test_batch_completions.py
imports: import sys, os
  import traceback
  import pytest
  from openai import APITimeoutError
  import litellm
  from litellm import batch_completion, batch_completion_models, completion, batch_completion_models_all_responses
label_desc: Use image node_id 1 for calling a global function with example usage: test_batch_completions() without return types