python matplotlib庫繪制條形圖練習(xí)題

from matplotlib import pyplot as plt
import matplotlib

"""繪制條形圖"""
font = {'family': 'MicroSoft YaHei'}
matplotlib.rc('font', **font) # 使支持中文

x = ["戰(zhàn)狼2","速度與激情8","功夫瑜伽","西游伏妖篇","變形金剛5：最后的騎士","摔跤吧！爸爸","加勒比海盜5：死無對證","金剛：骷髏島","極限特工：終極回歸","生化危機6：終章","乘風(fēng)破浪","神偷奶爸3","智取威虎山","大鬧天竺","金剛狼3：殊死一戰(zhàn)","蜘蛛俠：英雄歸來","悟空傳","銀河護衛(wèi)隊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) # 設(shè)置圖形大小

# plt.bar(range(len(x)), y, width=0.3) # 繪制條形圖，線條寬度
plt.barh(range(len(x)), y, height=0.3, color='orange') # 繪制橫著的條形圖,橫著的用height控制線條寬度
# 設(shè)置字符串到x軸
plt.yticks(range(len(x)),x)

plt.grid(alpha=0.3) # 添加網(wǎng)格
plt.ylabel('電影名稱')
plt.xlabel('票房')
plt.title('票房前20的電影')

plt.show()

from matplotlib import pyplot as plt
import matplotlib

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

a = ["猩球崛起3：終極之戰(zhàn)","敦刻爾克","蜘蛛俠：英雄歸來","戰(zhàn)狼2"]
b_16 = [15746,312,4497,319]
b_15 = [12357,156,2045,168]
b_14 = [2358,399,2358,362]

bar_width = 0.2 # 繪制多個條形圖，這里不能大于0.3
# 讓后兩個條形，向后移動一個bar_width
x_14 = list(range(len(a)))
x_15 = [i+bar_width for i in x_14]
x_16 = [i+2*bar_width for i in x_14]

plt.figure(figsize=(20, 8), dpi=80) # 設(shè)置圖形大小
plt.xticks(x_15, a) # 設(shè)置x軸刻度

plt.bar(range(len(a)), b_14, width=bar_width, label='9月14日')
plt.bar(x_15, b_15, width=bar_width, label='9月15日')
plt.bar(x_16, b_16, width=bar_width, label='9月16日')

plt.legend() # 設(shè)置圖例
plt.xlabel('電影名稱')
plt.ylabel('票房/萬')
plt.title('對比票房')
plt.savefig('./02.png')
plt.show()