Update app.py

app.py

@@ -26,6 +26,9 @@ from llama_index.llms.openai import OpenAI
 from datetime import datetime;
 import socket;
 
+# access data stored in datasets
+from datasets import load_dataset
+
 # deprecated
 storage_context = StorageContext.from_defaults(persist_dir='./')
 # gpt-3.5_turbo is the current default model
@@ -39,7 +42,8 @@ class Chatbot:
         self.index = index
         openai.api_key = api_key
         self.chat_history = []
-        self.history_file = f"zlmqi/index/chat_log.json"
+        #self.history_file = f"zlmqi/index/chat_log.json"
+        self.history_file = load_dataset("json", data_files="chat_log.json")
  
     def generate_response(self, user_input):
         query_engine = index.as_query_engine(llm=llm_predictor)