save project

diy2.py

 username = "python"
 username = "python"
 userpassword = "123456"
 userpassword = "123456"
 while True:
 while True:
-    name = input("请输入用户名:")
+    name =("请输入用户名:")
     password = input("请输入密码:")
     password = input("请输入密码:")
     if name == username and password == userpassword:
     if name == username and password == userpassword:
         break
         break
         print("登录成功!")
         print("登录成功!")
-    print("用户名和密码错误!请重新输入")
+    if username != name:
+       print("账号不匹配")
+    if username != password
+       print("密码不匹配")
 print("欢迎来到贝尔编程!")
 print("欢迎来到贝尔编程!")
\ No newline at end of file