from mpl_toolkits.axes_grid1 import host_subplot
from mpl_toolkits import axisartist
import matplotlib.pyplot as plt
host = host_subplot(111, axes_class=axisartist.Axes)
plt.subplots_adjust(right=0.75)
par1 = host.twinx()
par2 = host.twinx()
par2.axis["right"] = par2.new_fixed_axis(loc="right", offset=(60, 0))
par1.axis["right"].toggle(all=True)
par2.axis["right"].toggle(all=True)
p1, = host.plot([1, 2, 3,4,5,6,7,8,9,10],[82.85,82.69,82.89,83.52,82.48,82.93,82.78,82.99,82.81,83.51], 'o-', label="Dice")
p2, = par1.plot([1, 2, 3,4,5,6,7,8,9,10], [4.26,4.22,4.32,4.42,4.67,4.41,4.21,4.93,4.96,4.02], 'o-', label="HD95")
p3, = par2.plot([1, 2, 3,4,5,6,7,8,9,10], [83,80,85,82,82.48,82.93,82.78,82.99,79,83.51], 'o-', label="IOU")
host.set_xlim(0, 12)   # 坐标轴长度
host.set_ylim(82, 84)
par1.set_ylim(4, 5)
par2.set_ylim(77, 88)
host.set_xlabel("example")
host.set_ylabel("Dice Score (%)")
par1.set_ylabel("Hausdorff Distance (mm)")
par2.set_ylabel("IOU (%)")
host.legend()
host.axis["left"].label.set_color(p1.get_color())
par1.axis["right"].label.set_color(p2.get_color())
par2.axis["right"].label.set_color(p3.get_color())
plt.show()
plt.plot()