def add_node_set_configuration(self, param_name, node_to_value):
        """
        Set Nodes parameter

        :param param_name: parameter identifier (as specified by the chosen model)
        :param node_to_value: dictionary mapping each node a parameter value
        """
        for nid, val in future.utils.iteritems(node_to_value):
            self.add_node_configuration(param_name, nid, val)