Update app.py

app.py

@@ -396,7 +396,8 @@ def main():
 
         @spaces.GPU(duration=120)    
         def bot(history):
-            print(history)
+            lenght = len(history)
+            userMessage = history[lenght-1][0]
             global chat_engine_bandi
             global chat_engine_bandi_sistema_puglia
             global memory_bandi
@@ -408,8 +409,6 @@ def main():
             global current_chat_mode
             global token_count_bandi
             global token_count_bandi_sistema_puglia
-            global user_message 
-            userMessage = user_message
             
             if(current_chat_mode=="CHAT"):
                 if(current_collection=="BANDI"):