注解
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演示使用extend3d选项在三维中绘制轮廓(水平)曲线¶
对Contour3D_演示示例的修改使用extend3d=true将曲线垂直扩展到“Ribbons”。

from mpl_toolkits.mplot3d import axes3d
import matplotlib.pyplot as plt
from matplotlib import cm
fig = plt.figure()
ax = fig.gca(projection='3d')
X, Y, Z = axes3d.get_test_data(0.05)
cset = ax.contour(X, Y, Z, extend3d=True, cmap=cm.coolwarm)
ax.clabel(cset, fontsize=9, inline=True)
plt.show()
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