How to use the cmake.sphinx.themes.catkin.todo.todolist function in cmake

def process_todo_nodes(app, doctree, fromdocname):
    if not app.config['todo_include_todos']:
        for node in doctree.traverse(todo_node):
            node.parent.remove(node)

    # Replace all todolist nodes with a list of the collected todos.
    # Augment each todo with a backlink to the original location.
    env = app.builder.env

    if not hasattr(env, 'todo_all_todos'):
        env.todo_all_todos = []

    for node in doctree.traverse(todolist):
        if not app.config['todo_include_todos']:
            node.replace_self([])
            continue

        content = []

        for todo_info in env.todo_all_todos:
            para = nodes.paragraph()
            filename = env.doc2path(todo_info['docname'], base=None)
            description = (
                _('(The original entry is located in %s, line %d and '
                  'can be found ') % (filename, todo_info['lineno']))
            para += nodes.Text(description, description)

            # Create a reference
            newnode = nodes.reference('', '')

def run(self):
        # Simply insert an empty todolist node which will be replaced later
        # when process_todo_nodes is called
        return [todolist('')]

def setup(app):
    app.add_config_value('todo_include_todos', False, False)

    app.add_node(todolist)
    app.add_node(todo_node,
                 html=(visit_todo_node, depart_todo_node),
                 latex=(visit_todo_node, depart_todo_node),
                 text=(visit_todo_node, depart_todo_node))

    app.add_directive('todo', Todo)
    app.add_directive('todolist', TodoList)
    app.connect('doctree-resolved', process_todo_nodes)
    app.connect('env-purge-doc', purge_todos)