save project

diy1.py

 username = "python"    # 保存在服务器数据库中的用户账号（正确的账号）
 userpassword = "123456"
 while True: 
-   username:
-        username=input("请输入帐号")
-    if name!=username:
+    username=input("请输入帐号")
+    if userspassword != userspassword:
         print("帐号错误,请输入密码")
     else:
         break
 while True:
-        userspassword=input("请输入密码")
-    if name!=username:
+    userspassword=input("请输入密码")
+    if userspassword != userspassword:
         print("密码错误,请重新输入")
     else:
+        print("登录成功")
         break
 print("欢迎来到贝尔编程")
\ No newline at end of file