Matplotlib.axes.Axes.get_rasterization_zorder() in Python

# Implementation of matplotlib function 
import numpy as np 
import matplotlib.pyplot as plt 
  
d = np.arange(100).reshape(10, 10) 
xx, yy = np.meshgrid(np.arange(11), np.arange(11)) 
  
fig, ax = plt.subplots() 
  
ax.set_aspect(1) 
m = ax.pcolormesh(xx, yy, d) 
m.set_zorder(-15) 
ax.set_rasterization_zorder(-5) 
w = ax.get_rasterization_zorder()
ax.text( 2, 9.5, "Rasterization Zorder Value : " + str(w))
 
fig.suptitle('matplotlib.axes.Axes.get_rasterization_zorder() \
function Example', fontweight ="bold") 
plt.show() 

# Implementation of matplotlib function 
import numpy as np 
import matplotlib.pyplot as plt 
xx = np.random.rand(16, 30) 
  
fig, (ax3, ax4) = plt.subplots(1, 2) 
  
m = ax3.pcolor(xx) 
m.set_zorder(-20) 
w = ax3.get_rasterization_zorder()
ax3.set_title("Rasterization Zorder Value : " + str(w)) 
  
m = ax4.pcolor(xx) 
m.set_zorder(-20) 
ax4.set_rasterization_zorder(-10) 
w = ax4.get_rasterization_zorder()
ax4.set_title("Rasterization Zorder Value : " + str(w))
 
fig.suptitle('matplotlib.axes.Axes.get_rasterization_zorder()\
 function Example', fontweight ="bold") 
plt.show()