import numpy as npimport matplotlib.pyplot as plt N = 5menMeans = (20, 35, 30, 35, 27)menStd =   (2, 3, 4, 1, 2) ind = np.arange(N)  # the x locations for the groupswidth = 0.35       # the width of the bars fig, ax = plt.subplots()rects1 = ax.bar(ind, menMeans, width, color=‘r‘, yerr=menStd) womenMeans = (25, 32, 34, 20, 25)womenStd =   (3, 5, 2, 3, 3)rects2 = ax.bar(ind+width, womenMeans, width, color=‘y‘, yerr=womenStd) # add someax.set_ylabel(‘Scores‘)ax.set_title(‘Scores by group and gender‘)ax.set_xticks(ind+width)ax.set_xticklabels( (‘G1‘, ‘G2‘, ‘G3‘, ‘G4‘, ‘G5‘) ) ax.legend( (rects1[0], rects2[0]), (‘Men‘, ‘Women‘) ) def autolabel(rects):    # attach some text labels    for rect in rects:        height = rect.get_height()        ax.text(rect.get_x()+rect.get_width()/2., 1.05*height, ‘%d‘%int(height),                ha=‘center‘, va=‘bottom‘) autolabel(rects1)autolabel(rects2) plt.show()