code: def lower_clean_dict_keys(
      dict: Mapping[_Key, _Value]
  ) -> Dict[str, _Value]:
      return {k.lower().strip(): v for k, v in dict.items()}
  
imports: from __future__ import annotations
  import dataclasses
  import functools
  import hashlib
  import os
  import subprocess
  import sys
  from typing import Any, Dict, Iterable, List, Mapping, Set, TypeVar, Union
  from typing_extensions import Final
  from streamlit import env_util
label_desc: Use image node_id 7 for calling a global function with example usage: lower_clean_dict_keys(dict) and returns: unknown