save project

diy2.py

 username = "python"
 userpassword = "123456"
+i=3
 while True:
     if i > 0:
         name = input("请输入用户名:")
@@ -8,10 +9,11 @@ while True:
         if name == username and password == userpassword:
             print("登录成功!")
             break
-    if name != username:
+        elif name != username:
             print("用户名错误，请重新输入！")
-        continue
-    if password != username:
-        continue
+        elif password != username:
             print("密码错误，请重新输入！")
+    else:
+        print("错误次数过多账号已被锁定！")
+        exit()
 print("欢迎来到贝尔编程!")
\ No newline at end of file