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在python中,如何使列表的索引化成为循环的?_Python_List_Cycle - Fatal编程技术网

在python中,如何使列表的索引化成为循环的?

在python中,如何使列表的索引化成为循环的?,python,list,cycle,Python,List,Cycle,如果我们有一份清单: myList = [1,2,3,4,5] 什么是使列表指数化循环的python方法?意思是我永远也找不到索引器。我需要指数化,因此我不能将循环与下一步 例如: >>>myList[6] 2 >>>myList[-6] 5 可以使用模运算符,如下所示 myList = [1, 2, 3, 4, 5] print myList[6 % len(myList)] # 2 print myList[-6 % len(myList)] # 5

如果我们有一份清单:

myList = [1,2,3,4,5]
什么是使列表指数化循环的python方法?意思是我永远也找不到索引器。我需要指数化,因此我不能将
循环
下一步

例如:

>>>myList[6]
2
>>>myList[-6]
5

可以使用模运算符,如下所示

myList = [1, 2, 3, 4, 5]
print myList[6  % len(myList)]
# 2
print myList[-6 % len(myList)]
# 5