#-*- coding:utf8 -*- # Auth:fulimei a=[5,6,7] for i in enumerate(a): print(i) producut=[('zhangshan',100), ('lisi',200), ('wangwu',300)] for item in producut: print(producut.index(item),item) #两种方式取下标 for index,item in enumerate(producut): print(index,item)