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-=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
-    elif name!= username:
+        if name!= username:
             print("用户名输入错误，请重新输入")
             print("用户名输入错误，请重新输入")
-    else 
+            continue
+        if password != userpassword: 
             print("用户密码输入错误，请重新输入")
             print("用户密码输入错误，请重新输入")
+    else:
+        print("您的账号已被锁定，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!")
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