save project

diy1.py

@@ -6,8 +6,11 @@ while True:
     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:
         print("登录成功")
         print("登录成功")
-        break
-    print("用户名或密码错误！")
+    if username!=name:
+        print("账号错误")
+    if userpassword!=password:
+        print("密码错误")
+    # print("用户名或密码错误！")
 print("欢迎来到贝尔星球")
 print("欢迎来到贝尔星球")