练习一：假设你获取到了2017年内地电影票房前20的电影（列表a）和电影票房数据（列表b），那么如何更加直观的展示该数据？

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a = ["战狼2","速度与激情8","功夫瑜伽","西游伏妖篇","变形金刚5：最后的骑士","摔跤吧！爸爸","加勒比海盗5：死无对证","金刚：骷髅岛","极限特工：终极回归","生化危机6：终章","乘风破浪","神偷奶爸3","智取威虎山","大闹天竺","金刚狼3：殊死一战","蜘蛛侠：英雄归来","悟空传","银河护卫队2","情圣","新木乃伊",]

b = [56.01,26.94,17.53,16.49,15.45,12.96,11.8,11.61,11.28,11.12,10.49,10.3,8.75,7.55,7.32,6.99,6.88,6.86,6.58,6.23]

from matplotlib import pyplot as plt
import matplotlib

"""绘制条形图"""
font = {'family': 'MicroSoft YaHei'}
matplotlib.rc('font', **font) # 使支持中文

x = ["战狼2","速度与激情8","功夫瑜伽","西游伏妖篇","变形金刚5：最后的骑士","摔跤吧！爸爸","加勒比海盗5：死无对证","金刚：骷髅岛","极限特工：终极回归","生化危机6：终章","乘风破浪","神偷奶爸3","智取威虎山","大闹天竺","金刚狼3：殊死一战","蜘蛛侠：英雄归来","悟空传","银河护卫队2","情圣","新木乃伊",]

y = [56.01,26.94,17.53,16.49,15.45,12.96,11.8,11.61,11.28,11.12,10.49,10.3,8.75,7.55,7.32,6.99,6.88,6.86,6.58,6.23]

plt.figure(figsize=(20, 8), dpi=80) # 设置图形大小

# plt.bar(range(len(x)), y, width=0.3) # 绘制条形图，线条宽度
plt.barh(range(len(x)), y, height=0.3, color='orange') # 绘制横着的条形图,横着的用height控制线条宽度
# 设置字符串到x轴
plt.yticks(range(len(x)),x)

plt.grid(alpha=0.3) # 添加网格
plt.ylabel('电影名称')
plt.xlabel('票房')
plt.title('票房前20的电影')

plt.show()

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