1 import matplotlib.pyplot as plt
 2 
 3 x_value = http://www.mamicode.com/list(range(1, 1001))
 4 y_value = http://www.mamicode.com/[x**2 for x in x_value]
 5 
 6 plt.scatter(x_value, y_value, c=y_value, cmap=plt.cm.summer,
 7     edgecolor=‘none‘, s=2)
 8 
 9 plt.title("Square Number", fontsize=14)
10 plt.xlabel("Value", fontsize=8)
11 plt.ylabel("Square of Value", fontsize=8)
12 
13 plt.axis([0, 1100, 0, 1100000])
14 plt.savefig(‘square_plot.png‘,bbox_inches=‘tight‘)