#!/usr/bin/python3        #使用哪個python解釋器運行該腳本

#python3默認編碼為unicode，支持中文
name = ‘侯亮平‘
print (name)

#用戶輸入函數input()
import getpass
Username = input(‘Username:‘)
Passwd = input(‘Passwd:‘)
Passwd_get = getpass.getpass(‘Passwd:‘)        #密碼隱式輸入

print (type(Username),type(Passwd),type(Passwd_get))

#舉例：錄入一個產品信息，然後打印
 

ProductName = ‘六神花露水‘
ProductBrand = ‘六神‘
ProductPlace = ‘中國上海‘
Productfunc = ‘驅蚊止癢‘
Productprice = 9.8
print (
    ‘‘‘
    --------------產品信息--------------
    產品名：%s
    品牌  ：%s
    產地  : %s
    功效  ： %s
    價格      ： %f    

    ‘‘‘    % (ProductName,ProductBrand,ProductPlace,Productfunc,Productprice)

    )

 
#流程語句 ：if...else
#舉例：模擬cisco路由器的登錄認證，三次嘗試失敗需等待10s，
import getpass
import time
import os
Count = 0
while True:
    UserName = input(‘Username:‘)
    PassWd = getpass.getpass(‘Passwd:‘)
    if  UserName ==‘cisco‘ and PassWd == ‘cisco‘:
        print (‘Congrituations :authentication successed!!‘)
        
 
break
    else:
        print (‘Authencation failed:username not exist or passwd not right ‘)
        Count +=1
        if Count == 3 :
            print (‘Try too many times,Please wait ten seconds‘)
            time.sleep(10)
            os.system(‘clear‘)
            Count = 0

python基礎----variale if..else input print