updated retry button

app.py

@@ -149,7 +149,8 @@ def retry_last_answer(
     history, 
     past_key_values
       ):
-          
+    print(f"chatbot is - {chatbot}") 
+    print(f"history is - {history}") 
     if chatbot and history:
         # Removing the previous conversation from chat 
         chatbot.pop(-1)
@@ -158,8 +159,11 @@ def retry_last_answer(
         # Setting up a flag to capture a retry 
         RETRY_FLAG = True
         # Getting last message from user
-        user_message = history[-1]
-        
+        user_input = history[-1]
+
+        print(f"popped chatbot is - {chatbot}") 
+        print(f"popped history is - {history}") 
+
     yield from predict(
         RETRY_FLAG,
         user_input,