diff --git a/PythonProject/dao/student_dao.py b/PythonProject/dao/student_dao.py
index b93a8ed..edc92f2 100644
--- a/PythonProject/dao/student_dao.py
+++ b/PythonProject/dao/student_dao.py
@@ -17,9 +17,8 @@ def select_age(min_age,max_age,session=Depends(get_db)):
     except Exception:
         raise HTTPException(status_code=500,detail="查询异常")
 
-def select_gender(gender,session=Depends(get_db)):
-        if gender is None and session is None:
-            return None
+def abc():
+    return None