code: def generate_random_word(length=4):
      letters = string.ascii_lowercase
      return "".join(random.choice(letters) for _ in range(length))
  
imports: import sys, os, uuid
  import time
  import traceback
  from dotenv import load_dotenv
  import os
  import pytest
  import litellm
  from litellm import embedding, completion
  from litellm.caching import Cache
  import random
  import hashlib
  import random
  import string
label_desc: Use image node_id 1 for calling a global function with example usage: generate_random_word(length) and returns: str