code: def _missing_attr_error_message(attr_name: str) -> str:
      return (
          f'st.session_state has no attribute "{attr_name}". Did you forget to initialize it? '
          f"More info: https://docs.streamlit.io/library/advanced-features/session-state#initialization"
      )
  
imports: from typing import Any, Dict, Iterator, MutableMapping
  from typing_extensions import Final
  from streamlit import logger
  from streamlit import runtime
  from streamlit.runtime.metrics_util import gather_metrics
  from streamlit.runtime.state.common import require_valid_user_key
  from streamlit.runtime.state.safe_session_state import SafeSessionState
  from streamlit.runtime.state.session_state import SessionState
  from streamlit.type_util import Key
label_desc: Use image node_id 2 for calling a global function with example usage: _missing_attr_error_message(attr_name) and returns: str, attr_name, str