def robot_update_mobility(api, exp_id, name, nodes_list=()):
    """Update robot mobility on nodes_list.

    :param api: API Rest api object
    :param exp_id: Target experiment id
    :param name: mobility name
    :param nodes_list: List of nodes where to run command.
                       Empty list runs on all nodes
    """
    result = api.robot_update_mobility(exp_id, name, nodes_list)
    return result
