Update app.py

app.py

@@ -1,14 +1,18 @@
 import streamlit as st
 import os
 from Chat_with_pdf_OpenAI import openai_pdf
+from Chat_with_pdf_LLM import LLM_pdf
 
 def main():
     st.header("Chat with your PDF")
     LLM_model = st.selectbox("Select Model",("OpenAI",
+                                    "google/flan-t5-large",
                                     "TODO: ADD MORE..."))
     create = st.button("Selected Model")
     if create and LLM_model == "OpenAI":
         openai_pdf()
+    if create and LLM_model != "OpenAI":
+        LLM_pdf(LLM_model)
 
 if __name__ == '__main__':
     main()