bar plot python
import numpy as np import matplotlib.pyplot as plt data = [[30, 25, 50, 20], [40, 23, 51, 17], [35, 22, 45, 19]] X = np.arange(4) fig = plt.figure() ax = fig.add_axes([0,0,1,1]) ax.bar(X + 0.00, data[0], color = 'b', width = 0.25) ax.bar(X + 0.25, data[1], color = 'g', width = 0.25) ax.bar(X + 0.50, data[2], color = 'r', width = 0.25)