Python实现求两个csv文件交集的方法

#!/usr/bin/env pythonrd3 = open('data_17_17_2.csv')base = open('data_17_17_3.csv')wr3 = open('delNoBuyed3DayAndStoreAndInCar4.5.2.csv','w+')bsData = base.readlines()i = 1for key in rd3: if key in bsData:  wr3.write(key) if i == 1:  print key i = (i + 1)%100rd3.close()base.close()wr3.close()