Update src/app.py

src/app.py

@@ -5,7 +5,7 @@ demo, chat_history, show_img, txt, submit_button, uploaded_pdf, slider_chunk_siz
 
 pdf_chatbot = PDFChatBot()
 with demo:
-    uploaded_pdf.upload(pdf_chatbot.render_file, file_count=[multiple], inputs=[uploaded_pdf,slider_chunk_size,slider_overlap_percentage,slider_temp,slider_k], outputs=[show_img])
+    uploaded_pdf.upload(pdf_chatbot.render_file, inputs=[uploaded_pdf,slider_chunk_size,slider_overlap_percentage,slider_temp,slider_k], outputs=[show_img])
 
     submit_button.click(pdf_chatbot.add_text, inputs=[chat_history, txt], outputs=[chat_history], queue=False).\
         success(pdf_chatbot.generate_response, inputs=[chat_history, txt, uploaded_pdf,slider_chunk_size,slider_overlap_percentage,slider_temp,slider_k], outputs=[chat_history,txt]).\