save project

diy2.py

@@ -9,11 +9,11 @@ while True:
         if name == username and password == userpassword:
             print("登录成功!")
             break
-        if name != username:
+        elif name != username:
             print("用户名错误")
             continue
             print("温馨提示:您还有"+str(i)+"次机会")
-        if password != userpassword:
+        else:
             print("密码错误")
             print("温馨提示:您还有"+str(i)+"次机会")  
     else: