save project

diy2.py

@@ -6,9 +6,4 @@ 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
-    if name != username:
-        print ("账号错误，请重新输入")
-        password != userpassword:
-        print ("密码错误，请重新输入")
-    print("用户名和密码错误!请重新输入")
 print("欢迎来到贝尔编程!")
 print("欢迎来到贝尔编程!")
\ No newline at end of file