From 414c4983dbca13e703f355ff65c5ed3792e4be57 Mon Sep 17 00:00:00 2001
From: Puhan Zhao <3107249095@qq.com>
Date: Wed, 25 Jun 2025 10:23:06 +0800
Subject: [PATCH] 1

---
 DAL/studentDAL.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/DAL/studentDAL.py b/DAL/studentDAL.py
index 4d47216..0b41ca1 100644
--- a/DAL/studentDAL.py
+++ b/DAL/studentDAL.py
@@ -9,7 +9,7 @@ import csv
 class IStudentDAL(ABC):
 
     @abstractmethod
-    def get_by_id(self, id: str) -> Optional[[Student]]:
+    def get_by_id(self, id: str) -> Optional[Student]:
         pass
 
     @abstractmethod