Return empty dict if no user in table and use get accessor

src/data_storage.py

@@ -51,6 +51,8 @@ def get_user(user_id: int):
     with get_db_connection() as con:
         cur = con.cursor()
         user_data = cur.execute(f"select * from users where user_id = {user_id}").fetchone()
+    if not user_data:
+        return {}
     return {
         "user_id": user_data[0],
         "email": user_data[1],

src/login.py

@@ -159,6 +159,6 @@ def get_logged_in_user_name_email() -> tuple[str | None, str | None]:
         return (None, None)
 
     user_info_map = get_user(user_id)
-    email = user_info_map["email"]
-    name = user_info_map["name"]
+    email = user_info_map.get("email")
+    name = user_info_map.get("name")
     return email, name