Update app.py

app.py

@@ -1,8 +1,33 @@
 import gradio as gr
+import sentence_transformers openai unstructured
+import plotly
+import langchain
+import tiktoken
+import matplotlib
+import pickle
+import linkify-it-py
+
+import numpy as np
+import os, random
+from pathlib import Path
+import tiktoken
+from getpass import getpass
+from rich.markdown import Markdown
+from langchain.chains.qa_with_sources import load_qa_with_sources_chain
+
+import torch
+import sys
+import csv
+
+from langchain_openai import OpenAIEmbeddings
+from langchain_openai import ChatOpenAI
+
+# Load the FAISS index from the .pkl file
+with open("index.pkl", "rb") as f:
+    db_loaded = pickle.load(f)
 
 def get_response_from_query(db, query, k=3):
 
-
     docs = db.similarity_search(query, k=k)
 
     docs_page_content = " ".join([d.page_content for d in docs])