update debugging info

app.py

@@ -88,6 +88,11 @@ def parse_text(text):
 
 def predict(RETRY_FLAG, input, chatbot, max_length, top_p, temperature, history, past_key_values):
     chatbot.append((parse_text(input), ""))
+    print(f"Inside predict, chatbot is - {chatbot}")
+    print(f"Inside predict, history is - {history}")
+    #if RETRY_FLAG:
+    #    history.append()
+        
     for response, history, past_key_values in model.stream_chat(tokenizer, input, history, past_key_values=past_key_values,
                                                                 return_past_key_values=True,
                                                                 max_length=max_length, top_p=top_p,
@@ -161,8 +166,8 @@ def retry_last_answer(
         # Removing the previous conversation from chat 
         chatbot.pop(-1)
         # Removing bot response from the history 
-        #history.pop(-1)
-        history[-1] = (history[-1][0],)
+        history.pop(-1)
+        #history[-1] = (history[-1][0],)
         # Setting up a flag to capture a retry 
         RETRY_FLAG = True
         # Getting last message from user