save project

diy2.py

+i=3
 username = "python"
 username = "python"
 userpassword = "123456"
 userpassword = "123456"
 while True:
 while True:
+    if i>0:
         name = input("请输入用户名:")
         name = input("请输入用户名:")
         password = input("请输入密码:")
         password = input("请输入密码:")
+        i = i-1
         if name == username and password == userpassword:
         if name == username and password == userpassword:
             print("登录成功!")
             print("登录成功!")
             break
             break
         if name != username:
         if name != username:
             print("用户名不存在！请重新输入")
             print("用户名不存在！请重新输入")
+            print("温馨提示：您还有"+str(i)+"次登录机会")
             continue
             continue
         if password != userpassword:
         if password != userpassword:
             print("密码错误!请重新输入")
             print("密码错误!请重新输入")
-print("欢迎来到贝尔编程!")
+            print("温馨提示：您还有"+str(i)+"次登录机会")
\ No newline at end of file
+    else:
+        print("你的账号已锁定！请来我司解锁！！！")
+        exit()
+        print("欢迎来到贝尔编程!")
\ No newline at end of file