LS43 列表与组合

#!/usr/bin/env python
# -*- coding:utf-8 -*-
# li = ['alex',"eric"]
# s = '*'.join(li)
# print(s)
# s =" alex "
# news = s.()
# # print(news)
# s = "alex SB alex"
# ret = s.partition('SB')
# # print(ret)
# s = "alex SB alex"
# ret = s.replace("al","S")
# print(ret)
# s = "alexalex"
# ret = s.split("e ")
# print(ret)
# s = "aLex"
# # ret = s.swapcase(a)
# li = ["alex","tim"]
# s = "=".join(li)
# print(s)

name_list = ["tim",'eric','alex']
# print(name_list[2:len(name_list)])
# for item in name_list:
#     print(item)
#APPEND向后追加
'''
name_list.append("seven")
#Count元素出现的次数
print(name_list.count("seven"))
#iterable 可迭代的
#temp 拓展 批量添加
temp = [11,22,33,44]
name_list.extend(temp)
print(name_list)
#index 获取指定元素的位置
print(name_list.index('alex'))
#insert向指定索引位置中插入数据
name_list.insert(1,'sb')
print(name_list)
#在原列表中移除掉最后一个元素并将其赋值给A1
a1 = name_list.pop()
print(name_list)
print(a1)
#remove移除某个元素 （只移除左边开始的第一个 ）
name_list.remove("seven")
print(name_list)
#reverse = 反转
name_list.reverse()
print(name_list)
#sort分类
name_list.sort()
print(name_list)
'''
#删除指定索引位置
# print(name_list)
# del name_list[1:3]
# print(name_list)