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# encoding=utf-8
import matplotlib.pyplot as plt
from pylab import * #支持中文
mpl.rcParams['font.sans-serif'] = ['SimHei']

names = ['10', '40', '60', '70', '90']
x = range(len(names))
y1 = [1,2,3,3.4,3.8]
y2 = [1,2,3,3.7,4]
y3 = [1,2,3,4,4.6]

#pl.xlim(-1, 11) # 限定横轴的范围
plt.ylim(1,5) # 限定纵轴的范围
plt.plot(x, y1, marker='o',color='r', label=u'Dijkstra')
plt.plot(x, y2, marker='*',color='g',label=u'ECMP')
plt.plot(x, y3, marker='+',color='b',label=u'This paper')
plt.legend() # 让图例生效
plt.xticks(x, names, rotation=45)
plt.margins(0)
plt.subplots_adjust(bottom=0.15)
plt.xlabel(u"Load") #X轴标签
plt.ylabel("Throughput (Mb/s)") #Y轴标签
plt.title("Load and throughput") #标题

plt.show()