3D bars

An example of using Matplotlib to create 3D plots.

Taken from mplot3d example code: bars3d_demo.py



In [1]:

    
# The needed imports
import matplotlib.pyplot as plt
from mpl_toolkits.mplot3d import Axes3D
import numpy as np

%matplotlib inline



In [2]:

    
# The figure to plot
fig = plt.figure( figsize=(15,10) )
ax = fig.add_subplot(111, projection='3d');
ax.set_xlabel('X')
ax.set_ylabel('Y')
ax.set_zlabel('Z');
for c, z in zip(['r', 'g', 'b', 'y'], [30, 20, 10, 0]):
    xs = np.arange(20)
    ys = np.random.rand(20)

    # You can provide either a single color or an array. To demonstrate this,
    # the first bar of each set will be colored cyan.
    cs = [c] * len(xs)
    cs[0] = 'c'
    ax.bar(xs, ys, zs=z, zdir='y', color=cs, alpha=0.8)



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