Update app.py

app.py

@@ -1,10 +1,13 @@
 import streamlit as st
-from pandasai.llm.openai import OpenAI
-from dotenv import load_dotenv
-import os
 import pandas as pd
-from pandasai import PandasAI
+import os
+from pandasai import SmartDataframe
+from pandasai.llm import OpenAI
+import tempfile
+import matplotlib.pyplot as plt
 from datasets import load_dataset
+from langchain_groq import ChatGroq
+from langchain_openai import ChatOpenAI
 import time