save project

diy2.py

+i=3
 username = "python"
 userpassword = "123456"
 while True:
@@ -6,9 +7,10 @@ while True:
     if name == username and password == userpassword:
         print("登录成功!")
         break
-
-        print("")
-        continue
-
-
+    if name != username
+        print("用户名不存在，请重新输入。")
+        continute
+    if password !=  userpassword:
+        print("密码输入有误，请重新输入。")
+        print("您的账户已经被锁定，请重新输入。")
 print("欢迎来到贝尔编程!")
\ No newline at end of file