例2.53
import pandas as pd
import pylab as plt
plt.rc('font',family='SimHei') #用来正常显示中文标签
plt.rc('font',size=16) #设置显示字体大小
a=pd.read_excel("data2_52.xlsx",header=None)
b=a.T; b.plot(kind='bar'); plt.legend(['钻石', '铂金'])
plt.xticks(range(6), b[0], rotation=0); plt.show()
print("学号：3008")