试试这个,它来自http://matplotlib.org/examples/mplot3d/surface3d_demo.html:
from mpl_toolkits.mplot3d import Axes3D
from matplotlib import cm
from matplotlib.ticker import LinearLocator, FormatStrFormatter
import matplotlib.pyplot as plt
import numpy as np
fig = plt.figure()
ax = fig.gca(projection='3d')
X = np.arange(0, 5)
Y = np.arange(0, 5)
X, Y = np.meshgrid(X, Y)
Z = [[ 3., 6., 4., 0., 10.],
[ 1., 9., 4., 18., 13.],
[ 5., 6., 4., 1., 0.],
[ 5., 5., 6., 3., 3.],
[ 19., 9., 6., 5., 5.]]
surf = ax.plot_surface(X, Y, Z, rstride=1, cstride=1, cmap=cm.coolwarm,
linewidth=0, antialiased=False)
ax.set_zlim(0, 20)
ax.zaxis.set_major_locator(LinearLocator(10))
ax.zaxis.set_major_formatter(FormatStrFormatter('%.02f'))
fig.colorbar(surf, shrink=0.5, aspect=5)
plt.show()
