计算时间

00:16.549 12 个文件总执行时间，来自 reference/visualization/generated

示例	时间	内存 (MB)
plot_contour (optuna.visualization.plot_contour.py)	00:07.957	0.0
plot_terminator_improvement (optuna.visualization.plot_terminator_improvement.py)	00:02.722	0.0
plot_timeline (optuna.visualization.plot_timeline.py)	00:01.894	0.0
plot_parallel_coordinate (optuna.visualization.plot_parallel_coordinate.py)	00:00.935	0.0
plot_param_importances (optuna.visualization.plot_param_importances.py)	00:00.907	0.0
plot_edf (optuna.visualization.plot_edf.py)	00:00.877	0.0
plot_pareto_front (optuna.visualization.plot_pareto_front.py)	00:00.362	0.0
plot_intermediate_values (optuna.visualization.plot_intermediate_values.py)	00:00.302	0.0
plot_rank (optuna.visualization.plot_rank.py)	00:00.204	0.0
plot_slice (optuna.visualization.plot_slice.py)	00:00.149	0.0
plot_hypervolume_history (optuna.visualization.plot_hypervolume_history.py)	00:00.134	0.0
plot_optimization_history (optuna.visualization.plot_optimization_history.py)	00:00.104	0.0