code: def random_string(length):
      gibberish = [
          random.choice(string.ascii_uppercase + string.digits)
          for _ in range(length)
      ]
      return "".join(gibberish)
  
imports: import hashlib
  import json
  import logging
  import os
  import pandas
  import pandas.util
  import platform
  import random
  import string
  import uuid
  import warnings
  from functools import lru_cache
  from typing import Any
  from collections import UserDict
  from .constants import VERBOSE, CACHE_COERCION_SIZE, TRACE
label_desc: Use image node_id 11 for calling a global function with example usage: random_string(length) and returns: str