Update

app.py

@@ -3,7 +3,6 @@ import os
 import json
 import chromadb
 from chromadb.config import Settings
-from sentence_transformers import SentenceTransformer
 from langchain_google_genai import ChatGoogleGenerativeAI
 from langchain.schema import HumanMessage, SystemMessage
 import time
@@ -17,6 +16,13 @@ import re
 from dotenv import load_dotenv
 import os
 from huggingface_hub import hf_hub_download
+import huggingface_hub
+
+# Legacy fix for old sentence-transformers expecting HfFolder
+if not hasattr(huggingface_hub, "HfFolder"):
+    huggingface_hub.HfFolder = None
+
+from sentence_transformers import SentenceTransformer
 
 
 st.set_page_config(

requirements.txt

@@ -1,7 +1,7 @@
 streamlit
 sentence-transformers==2.2.2
 transformers==4.28.1
-huggingface_hub==0.13.3
+huggingface_hub>=0.20.0
 chromadb
 langchain
 langchain-google-genai