code: def missing_key_error_message(key: str) -> str:
      return f'st.query_params has no key "{key}". Did you forget to initialize it?'
  
imports: from dataclasses import dataclass, field
  from typing import Dict, Iterable, Iterator, List, MutableMapping, Union
  from urllib import parse
  from streamlit.constants import EMBED_QUERY_PARAMS_KEYS
  from streamlit.errors import StreamlitAPIException
  from streamlit.proto.ForwardMsg_pb2 import ForwardMsg
label_desc: Use image node_id 1 for calling a global function with example usage: missing_key_error_message(key) and returns: str, key, str