code: def _jupyter_nbextension_paths():
      """Integrates Widget with a Jupyter notebook.
      Required for building a widget. `See the Jupyter Notebook docs.`_
  
      Users should not explicitly call this function.
  
      _ https://testnb.readthedocs.io/en/latest/examples/Notebook/Distributing%20Jupyter%20Extensions%20as%20Python%20Packages.html#Defining-the-server-extension-and-nbextension
      """
      return [
          {
              "section": "notebook",
              "src": "nbextension/static",
              "dest": "pydeck",
              "require": "pydeck/extensionRequires",
          }
      ]
  
label_desc: Use image node_id 1 for calling a global function with example usage: _jupyter_nbextension_paths() and returns: list