code: def setup(app):
      # See life-cycle of sphinx app here:
      # https://www.sphinx-doc.org/en/master/extdev/appapi.html#sphinx-core-events
      app.connect("builder-inited", copy_tutorials)
      app.add_config_value("tutorials_copy_list", [], True, [list])
  
imports: import os
  import re
label_desc: Use image node_id 3 for calling a global function with example usage: setup(app) without return types