Update app.py

app.py

@@ -918,7 +918,7 @@ def main():
                 summary = process_video(youtube_url)
                 st.write(summary)
                 st.session_state.messages.append({"role": "assistant", "content": f"I've processed the YouTube video. Here's a summary:\n\n{summary}"})
-                st.experimental_rerun()
+                st.rerun()
                 
         uploaded_pdf = st.file_uploader("Upload a PDF file", type="pdf")
         if st.button("Process PDF"):
@@ -927,7 +927,7 @@ def main():
                 pdf_summary = text_summarize(texts)
                 st.write(pdf_summary)
                 st.session_state.messages.append({"role": "assistant", "content": f"PDF processed and added to knowledge base. Here's a summary:\n\n{pdf_summary}"})
-                st.experimental_rerun()
+                st.rerun()
 
     st.header("Chat")