code: def setup(app):
      app.connect(
          "autodoc-process-docstring", _autodoc_process_docstring
      )
      app.connect("build-finished", _build_finished)
  
file_path: chainer/docs/source/conf.py
imports: import inspect
  import os
  import pkg_resources
  import sys
  import _docstring_check
  import _autosummary_check
label_desc: Use image node_id 1 for calling a global function with example usage: setup(app) without return types