code: def setup(app):  # noqa: D103
      # TODO: a handful of methods do not seem to trigger the event for
      #  some reason (possibly @overloads?) - investigate further...
      app.connect("autodoc-process-signature", process_signature)
  
file_path: polars/py-polars/docs/source/conf.py
imports: from __future__ import annotations
  import inspect
  import os
  import re
  import sys
  import warnings
  from pathlib import Path
  from typing import Any
  import sphinx_autosummary_accessors
label_desc: Use image node_id 4 for calling a global function with example usage: setup(app) without return types