Update src/app.py

src/app.py

@@ -1,9 +1,9 @@
-import csv
-import gradio as gr
 from interface import create_demo
 from pdfchatbot import PDFChatBot
+import csv
+import gradio as gr
 
-demo, chat_history, show_img, txt, submit_button, uploaded_pdf, download_chat_history, slider_chunk_size,slider_overlap_percentage,slider_temp,slider_k = create_demo()
+demo, chat_history, show_img, txt, submit_button, uploaded_pdf, slider_chunk_size,slider_overlap_percentage,slider_temp,slider_k = create_demo()
 
 pdf_chatbot = PDFChatBot()
 
@@ -21,10 +21,11 @@ with demo:
     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]).\
         success(pdf_chatbot.render_file, inputs=[uploaded_pdf], outputs=[show_img])
-    
+
     download_button = gr.Button("Download Chat History")
-    download_output = gr.outputs.File("chat_history.csv")
+    download_output = gr.File()
     download_button.click(fn=download_chat_history, inputs=[chat_history], outputs=download_output)
 
+
 if __name__ == "__main__":
     demo.launch()