Update app.py

app.py

@@ -1,6 +1,6 @@
 import streamlit as st
 from PyPDF2 import PdfReader
-from io import BytesIO
+from io import BytesIO 
 import os
 import tempfile
 
@@ -100,7 +100,7 @@ def get_response(user_question, api_key, chat_history):
     Answer:
     """
     
-    model = ChatGoogleGenerativeAI(model="gemini-2.0-flash", temperature=0.3, google_api_key=api_key)
+    model = ChatGoogleGenerativeAI(model="gemini-3-flash-preview", temperature=0.3, google_api_key=api_key)
     response = model.invoke(prompt_template)
     return response.content