df3 = pd.DataFrame(np.arange(16).reshape((4,4)),
index=［'red','blue','yellow','white'］,
columns=［'ball','pen','pencil','paper'］)
print('创建的DataFrame3为：＼n',df3)
创建的DataFrame3为：
ball pen pencil paper
red 0 1 2 3
blue 4 5 6 7
yellow 8 9 10 11
white 12 13 14 15