diff --git a/PythonProject/dao/teacher_dao.py b/PythonProject/dao/teacher_dao.py
index fe97b02..f2f2da3 100644
--- a/PythonProject/dao/teacher_dao.py
+++ b/PythonProject/dao/teacher_dao.py
@@ -10,7 +10,6 @@ def add_teacher(teacher,session):
         return teacher
     except:
         session.rollback()
-        # raise HTTPException(status_code=500,detail='添加异常！')
         return None
 
 def get_teacher(id,session):