save project

diy2.py

@@ -6,11 +6,8 @@ while True:
     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:
+    elif name != username:
         print("用户名错误!")
         print("用户名错误!")
-        
-        password !=userpassword:
+    else:
         print("密码错误!")
         print("密码错误!")
-
-
 print("欢迎来到贝尔编程!")
 print("欢迎来到贝尔编程!")
\ No newline at end of file