update file

app.py

@@ -474,6 +474,7 @@ def bot(history, **kwargs):
     history[-1][1] = ""
     flat_list = [item for sublist in history for item in sublist]
     flat_list = [item for item in flat_list if item is not None]
+    print(flat_list)
 
     for char in qa({"question": user_message, "chat_history": flat_list})["answer"]:
         history[-1][1] += char