matplotlib畫圖的時(shí)候怎么清空圖片?
https://www.zhihu.com/question/26627112
python plt.plot matplotlib畫圖的時(shí)候清空圖片
在畫圖之前用cla()肄鸽，親測可以。下面是一個(gè)小例子
import matplotlib.pyplot as plt
import numpy as np
for i in range(1, 5) :
x = range(0, i)
y = range(0, i)
y = np.array(y) * i
# plt.cla()
plt.scatter(x, y, c = 'r', s = 20)
plt.savefig("./test_%d.png" % i)
作者：HWChen
鏈接：https://www.zhihu.com/question/26627112/answer/392521581
