matplotlib.axes.Axes.get_legend_handles_labels #

轴。get_legend_handles_labels ( legend_handler_map = None ) [来源] #

返回图例的句柄和标签

ax.legend()相当于

h, l = ax.get_legend_handles_labels()
ax.legend(h, l)

使用#的示例`matplotlib.axes.Axes.get_legend_handles_labels`