def get_drag_value(self, node):

        # Determine the node type for this node.
        node_type = self.node_manager.get_node_type(node)

        return node_type.get_drag_value(node)
Get the value that is dragged for a node.
dataset/ETHPy150Open enthought/pyface/pyface/tree/node_tree_model.py/NodeTreeModel.get_drag_value