Update app.py

app.py

@@ -110,8 +110,8 @@ def save_game(background_img,star_img,enemy_img,platform_img,dude_img):
     try: 
         api.upload_file(
         path_or_fileobj=background_img,
-        path_in_repo=f"{game_data.split('main/',1)[1]}/images/background/{uid}-background_img.png",
-        repo_id=game_data.split('datasets/',1)[1].split('/raw',1)[0],
+        path_in_repo=f"{save_data.split('main/',1)[1]}/images/background/{uid}-background_img.png",
+        repo_id=save_data.split('datasets/',1)[1].split('/raw',1)[0],
         token=token_self,
         repo_type="dataset",
         )