Update app.py

app.py

@@ -1,8 +1,9 @@
 
 import os
-Open_AI_Key = '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'
-HF_Key = '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'
-os.environ['OPENAI_API_KEY'] = Open_AI_Key
+
+openai_key= os.environ['OPENAI_API_KEY']
+hf_key = os.environ['HF_KEY']
+
 import openai
 import json
 
@@ -15,11 +16,12 @@ from langchain import OpenAI
 # handling data on space
 
 from huggingface_hub import HfFileSystem
-fs = HfFileSystem(token=HF_Key)
+fs = HfFileSystem(token=hf_key)
 
 text_list = fs.ls("datasets/GoChat/Gochat247_Data/Data", detail=False)
 
-data = fs.read_text(text_list[0])
+data = ''.join(fs.read_text(i) for i in text_list)
+
 
 from llama_index import Document
 doc = Document(data)
@@ -49,7 +51,7 @@ class Chatbot:
 
     def __init__(self, index):
         self.index = index
-        openai.api_key = Open_AI_Key
+        openai.api_key = openai_key
         self.chat_history = []
           
         QA_PROMPT_TMPL = (