Update app.py

app.py

@@ -143,11 +143,7 @@ def demo():
 
         submit_btn.click(conversation, inputs=[qa_chain, msg, chatbot], outputs=[qa_chain, msg, chatbot] + doc_sources + source_pages)
         msg.submit(conversation, inputs=[qa_chain, msg, chatbot], outputs=[qa_chain, msg, chatbot] + doc_sources + source_pages)
-        clear_btn.click(
-            clear_conversation,
-            inputs=[],
-            outputs=[chatbot] + doc_sources + source_pages
-        )
+        clear_btn.click(clear_conversation, inputs=[], outputs=[chatbot] + doc_sources + source_pages)
     
     demo.queue().launch(debug=True)