Update app.py

app.py

@@ -1,3 +1,5 @@
+import tempfile
+import os
 import streamlit as st
 from dotenv import load_dotenv
 from PyPDF2 import PdfReader
@@ -30,11 +32,20 @@ def get_text_chunks(text):
     return chunks
 
 
-def get_vectorstore(text_chunks):
-    # embeddings = OpenAIEmbeddings()
-    embeddings = HuggingFaceInstructEmbeddings(model_name="hkunlp/instructor-xl")
-    vectorstore = FAISS.from_texts(texts=text_chunks, embedding=embeddings)
-    return vectorstore
+# def get_vectorstore(text_chunks):
+#     # embeddings = OpenAIEmbeddings()
+#     embeddings = HuggingFaceInstructEmbeddings(model_name="hkunlp/instructor-xl")
+#     vectorstore = FAISS.from_texts(texts=text_chunks, embedding=embeddings)
+#     return vectorstore
+
+def get_vectorstore(text_chunks):  
+    with tempfile.TemporaryDirectory() as tmp_dir:
+        # Temporarily set the cache directory
+        os.environ["TRANSFORMERS_CACHE"] = tmp_dir 
+
+        embeddings = HuggingFaceInstructEmbeddings(model_name="hkunlp/instructor-xl")
+        vectorstore = FAISS.from_texts(texts=text_chunks, embedding=embeddings)
+        return vectorstore
 
 
 def get_conversation_chain(vectorstore):