35d9988b7584db6d481c30116d37f5f89bf443a2,optuna/visualization.py,,_get_optimization_history_plot,#Any#,128

Before Change

    best_values = [float("inf")] if study.direction == StudyDirection.MINIMIZE else [-float("inf")]
    for trial in trials:
        if isinstance(trial.value, int):
            trial_value = float(trial.value)
        elif isinstance(trial.value, float):
            trial_value = trial.value
        else:
            raise ValueError(
                "Trial{} has COMPLETE state, but its value is non-numeric.".format(trial.number))
        if study.direction == StudyDirection.MINIMIZE:
            best_values.append(min(best_values[-1], trial_value))
        else:
            best_values.append(max(best_values[-1], trial_value))

After Change

    if len(trials) == 0:
        logger.warning("Study instance does not contain trials.")
        return go.Figure(data=[], layout=layout)

    best_values = [float("inf")] if study.direction == StudyDirection.MINIMIZE else [-float("inf")]
    for trial in trials:
        if isinstance(trial.value, float):

Instances