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:")
-if name == username and password == userpassword:
+    i-=1
+    if name == username and password == userpassword:
         print("登录成功!")
         print("登录成功!")
         break
         break
-if name!=userpassword
+    if name!=userpassword
     print("用户名不存在，请从新输入!")
     print("用户名不存在，请从新输入!")
     continue
     continue
-if password!=userpassword
+    if password!=userpassword
     print("用户名和密码错误!请重新输入")
     print("用户名和密码错误!请重新输入")
+else:
+    print("你的账户已被锁定，请一个小时以后再来")
+    exit（）
 print("欢迎来到贝尔编程!")
 print("欢迎来到贝尔编程!")
\ No newline at end of file