Simple print two-level directory Python script

#!/bin/python
# coding:utf-8
s = "" "
* Host Information * * *
1 Basic information
2 CPU Information
3 Hard Drive information
4 Memory Information
5 Network card information

"""
While True:
I1 = input (s+ ' \ n Please enter the serial number: ')

if i1 == ‘1‘:    print(‘‘‘       1  主机名       2  当前登录用户数       3  操作系统       4  内核信息‘‘‘)elif i1 == ‘2‘:    print(‘‘‘       1  cpu 核心数       2  cpu 型号‘‘‘)elif i1 == ‘3‘:    print(‘硬盘信息‘)elif i1 == ‘4‘:    print(‘内存信息‘)elif i1 == ‘5‘:    print(‘‘‘       1  IP 地址信息       2  网卡流量信息‘‘‘)elif i1 == ‘d‘:    exit()else:    break

Simple print two-level directory Python script