Update app.py

app.py

@@ -1,11 +1,13 @@
 import streamlit as st
 import os
-
+from Chat_with_pdf_OpenAI import openai_pdf
 
 def main():
-    LLM_model = st.selectbox("Model",("OpenAI",
+    st.header("Chat with your PDF")
+    LLM_model = st.selectbox("Select Model",("OpenAI",
                                     "TODO: ADD MORE..."))
-    if LLM_model == "OpenAI":
+    create = st.button("Selected Model")
+    if create and LLM_model == "OpenAI":
         openai_pdf()
 
 if __name__ == '__main__':