List定义 定义:list1 = ['name','python','sun','dog'] list获取:list1[0]->name,list1[3]->sun list修改:list1[0],list1[3]='Lihua','run' list输出: print(list[0]) 检验代码： list1 = ['name','python','sun','dog'] print('list1获取索引0位置：',list1[0]) list1[0],list1[3]='Lih