Fixed test typing

Author: mongkok

tests/panels/sqlalchemy/crud.py

@@ -1,3 +1,5 @@
+import typing as t
+
 from sqlalchemy import Column
 from sqlalchemy.orm import Session
 
@@ -11,7 +13,7 @@ def create_user(db: Session, username: str) -> models.User:
     return user
 
 
-def get_user(db: Session, user_id: Column[int]) -> models.User:
+def get_user(db: Session, user_id: Column[int]) -> t.Optional[models.User]:
     query = db.query(models.User).filter(models.User.id == user_id)
 
     if query is not None: