Added missing binding

python_binding/graph/pybind_GraphView.cpp

@@ -30,6 +30,8 @@ void init_GraphView(py::module& m) {
           :param path: save location
           :type path: str
           )mydelimiter")
+          .def("root_node", &GraphView::rootNode)
+          .def("set_root_node", &GraphView::setRootNode, py::arg("node"))
           .def("log_outputs", &GraphView::logOutputs, py::arg("path"))
           .def("get_ordered_inputs", &GraphView::getOrderedInputs)
           .def("get_ordered_outputs", &GraphView::getOrderedOutputs)