不知道你上面的代码,是否导入的包不对,这里有一个示例,我测试了,可以运行,你可以参考一下:
from mpl_toolkits import mplot3d
import numpy as np
import matplotlib.pyplot as plt
# Define Data
x = np.arange(0, 20, 0.2)
y = np.sin(x)
z = np.cos(x)
# Create Figure
fig = plt.figure(figsize = (10, 7))
ax = plt.axes(projection ="3d")
# Create Plot
ax.scatter3D(x, y, z)
# Show plot
plt.show()
图片: