code: def _normalize_stix_fontcodes(
      d: dict[str, list[_EntryTypeIn] | dict[str, list[_EntryTypeIn]]]
  ) -> dict[str, list[_EntryTypeOut] | dict[str, list[_EntryTypeOut]]]:
      ...
  
imports: from __future__ import annotations
  from typing import overload, Union
label_desc: Use image node_id 3 for calling a global function with example usage: _normalize_stix_fontcodes(d) without return types