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Python實(shí)現(xiàn)賬號密碼輸錯三次即鎖定功能簡單示例

 更新時間:2019年03月29日 12:02:29   作者:Hubery_Fight  
這篇文章主要介紹了Python實(shí)現(xiàn)賬號密碼輸錯三次即鎖定功能,結(jié)合實(shí)例形式分析了Python文件讀取、流程控制、數(shù)據(jù)判斷等相關(guān)操作技巧,需要的朋友可以參考下

本文實(shí)例講述了Python實(shí)現(xiàn)賬號密碼輸錯三次即鎖定功能。分享給大家供大家參考,具體如下:

初學(xué)Python—1

#實(shí)現(xiàn)賬號輸錯三次即鎖定
user = "hubery"
passwd = "123"
confirm = 0
lock=0
fileOpen = open("username.txt","a+")
fileOpen.seek(0)
for i in range(3):
 username = input("username:")
 passsword = input("password:")
 for line in fileOpen.readlines():
  if username == line.strip():
   print("賬戶已經(jīng)鎖定!")
   lock=1
   break
  else:
   continue
 fileOpen.seek(0)
 if user == username and lock ==0:
  if passwd == passsword:
   print("歡迎,歡迎!")
   confirm = 1
   break
  else:
   print("賬號戶或者密碼錯誤!")
   continue
 elif lock==1:
  continue
 else:
  print("1賬號或者密碼錯誤!")
  continue
fileOpen.close()
if confirm == 0 and lock==0:
 fileWrite=open("username.txt","a")
 fileWrite.write(username+"\n")
 fileWrite.close()

基本功能可以實(shí)現(xiàn);

鎖定的賬號為第三次輸錯的用戶名(待完善)

以下為完善版本,如有錯誤,請告知

import os
user = "hubery"
passwd = "123"
count = 0
lock = 0
fileOpen = open("username.txt", "a+")
fileOpen.seek(0)
while 1:
 for i in range(5):
  username = input("username:")
  passsword = input("password:")
  for line in fileOpen.readlines():
   if username == line.strip():
    print("賬戶已經(jīng)鎖定!")
    lock = 1
    break
   else:
    continue
  fileOpen.seek(0)
  if user == username:
   if lock == 1:
    continue
   elif passsword == passwd:
    print("歡迎,歡迎!")
    os._exit(0)
   elif count < 2:
    print("賬號或者密碼錯誤!")
    count += 1
    continue
   else:
    fileOpen.write(username + "\n")
    fileOpen.flush()
    print("密碼輸入錯誤超過三次,賬戶已經(jīng)鎖定!")
    fileOpen.seek(0)
    continue
  else:
   print("賬號密碼錯誤!")
   continue
 check=input("還想驗(yàn)證其他賬戶?(yes-繼續(xù),no-退出)")
 if "no"==check.lower():
  os._exit(0)
 else:
  continue
fileOpen.close()

更多關(guān)于Python相關(guān)內(nèi)容感興趣的讀者可查看本站專題:《Python數(shù)據(jù)結(jié)構(gòu)與算法教程》、《Python編碼操作技巧總結(jié)》、《Python函數(shù)使用技巧總結(jié)》、《Python字符串操作技巧匯總》及《Python入門與進(jìn)階經(jīng)典教程

希望本文所述對大家Python程序設(shè)計(jì)有所幫助。

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