我在列表中有一组字符串,我从CSV文件中读取它,它看起来像这样:
myList = ('17.0.1.34','17.1.182.21','714'),('203.84.210.248','27.111.228.3','10310'),('202.73.40.45','27.111.228.6','18106'),...
fieldOne = '17.0.1.34','203.84.210.248','202.73.40.45',.... fieldTwo = '17.1.182.21',... fieldThree = '714','10310','18106',...
我该怎么办?
解决方法
你有一个3元组的列表:
myList = [ (a1,b1,c1),(a2,b2,c2),(a3,b3,c3),... ]
您想将此列表重构为三个变量:
fieldOne = [a1,a2,a3,...] fieldTwo = [b1,...] fieldThree = [c1,c2,c3,...]
您可以使用列表推导来执行此操作:“通过从myList的每个元素中获取第k个值来创建列表”.这看起来像这样:
fieldOne = [i[0] for i in myList] # k = 0 fieldTwo = [i[1] for i in myList] # k = 1 fieldThree = [i[2] for i in myList] # k = 2