求助，python畫柱狀圖，如何在裏面填充不同圖案

import matplotlib.pyplot as plt;plt.rcdefaults()

import numpy as np

from pandas import Series

fig,axes = plt.subplots(2,1)

data = Series(np.random.rand(5),index = list('abcde'))

data.plot(kind = 'bar',ax = axes[0],color='k',alpha = 0.7)

data.plot(kind = 'barh