code: def settings_headings():
      return get_headings((docs_path / "settings.rst").read_text(), "~")
  
file_path: datasette/tests/test_docs.py
imports: from datasette import app, utils
  from datasette.app import Datasette
  from datasette.filters import Filters
  from pathlib import Path
  import pytest
  import re
label_desc: Use image node_id 3 for calling a global function with example usage: settings_headings() and returns: get_headings