Update app.py

app.py

@@ -53,8 +53,9 @@ class Chatbot:
         dataset_dir = Path("logs")
         dataset_dir.mkdir(parents=True, exist_ok=True)
         self.dataset_path = dataset_dir / f"chat_log_{uuid4()}.json"
+        
 
-        scheduler = CommitScheduler(
+        self.scheduler = CommitScheduler(
             repo_id="index",
             repo_type="dataset",
             folder_path=dataset_dir,
@@ -102,7 +103,7 @@ class Chatbot:
         self.chat_history.append(dictionary)
 
     def save_chat_history(self):
-        with scheduler.lock:
+        with self.scheduler.lock:
             with self.dataset_path.open("a") as f:
                 json.dump(self.chat_history, f)
                 f.write("\n")