Update app.py

app.py

@@ -1,6 +1,5 @@
 import gradio as gr
 import tiktoken
-import pickle
 import faiss
 
 import os
@@ -17,6 +16,7 @@ from langchain_openai import OpenAIEmbeddings
 from langchain_openai import ChatOpenAI
 
 # Load the FAISS index from the .pkl file
+embeddings = OpenAIEmbeddings()
 db = FAISS.load_local("faiss_index", embeddings,allow_dangerous_deserialization=True)
 
 def get_response_from_query(db, query, k=3):