Initializes the node.

        :param attributes_flags: Attributes flags.
        :type attributes_flags: int

def __initialize_node(self, attributes_flags=int(Qt.ItemIsSelectable | Qt.ItemIsEnabled)):
        """
        Initializes the node.

        :param attributes_flags: Attributes flags.
        :type attributes_flags: int
        """

        self["activated"] = umbra.ui.nodes.GraphModelAttribute(name="activated",
                                                               flags=attributes_flags)
        self["category"] = umbra.ui.nodes.GraphModelAttribute(name="category",
                                                              flags=attributes_flags)
        self["require"] = umbra.ui.nodes.GraphModelAttribute(name="require",
                                                             flags=attributes_flags)
        self["version"] = umbra.ui.nodes.GraphModelAttribute(name="version",
                                                             flags=attributes_flags)