3d plots

`>>> import numpy as np

import matplotlib.pyplot as plt >>> import matplotlib.colors as colors >>> import matplotlib as matplotlib >>> fig = plt.figure() >>> x,y,z = np.random.randn(100), np.random.randn(100), np.random.randn(100) >>> from mpl_toolkits.mplot3d import Axes3D >>> ax = fig.add_subplot(111, projection='3d') >>> ax.scatter(x,y,z, c= np.random.randn(100))