967eaffc0bef4d8d22c929b4bf8f5c1a734b1cf9,optuna/multi_objective/visualization/_pareto_front.py,,_get_pareto_front_3d,#Any#Any#Any#Any#,150

Before Change

    if axis_order is None:
        axis_order = list(range(3))
    elif max(axis_order) > 2:
        _logger.warning("axis_order contains invalid index higher than 2")
    elif min(axis_order) < 0:
        _logger.warning("axis_order contains invalid index lower than 0")

    data = go.Scatter3d(
        x=[t.values[axis_order[0]] for t in trials],
        y=[t.values[axis_order[1]] for t in trials],

After Change

            raise ValueError(
                f"Size of `axis_order` {axis_order}. Expect: 3, Actual: {len(axis_order)}"
            )
        if np.unique(axis_order).size != 3:
            raise ValueError(f"Elements of given `axis_order` {axis_order} are not unique!")
        if max(axis_order) > 2:
            raise ValueError(
                f"Given `axis_order` {axis_order} contains invalid index {max(axis_order)} "
                "higher than 2"
            )
        if min(axis_order) < 0:
            raise ValueError(
                f"Given `axis_order` {axis_order} contains invalid index {min(axis_order)} "
                "lower than 0"
            )

    data = go.Scatter3d(
        x=[t.values[axis_order[0]] for t in trials],
        y=[t.values[axis_order[1]] for t in trials],

Instances