Update app.py

app.py

@@ -76,8 +76,6 @@ def interact(user_input, history, interaction_count):
         if tokenizer is None or model is None:
             raise ValueError("Tokenizer or model is not initialized.")
         
-        interaction_count += 1
-        
         messages = history + [{"role": "user", "content": user_input}]
         
         # Ensure roles alternate correctly
@@ -94,11 +92,14 @@ def interact(user_input, history, interaction_count):
         
         # Update chat history with generated response
         history.append({"role": "user", "content": user_input})
-        history.append({"role": "assistant", "content": response})
+        
+        interaction_count += 1
         
         if interaction_count >= MAX_INTERACTIONS:
-            response += "\n\nThank you for your questions. Our session is now over. Goodbye!"
-            history[-1]["content"] = response
+            response = "Thank you for your questions. Our session is now over. Goodbye!"
+            history.append({"role": "assistant", "content": response})
+        else:
+            history.append({"role": "assistant", "content": response})
         
         formatted_history = [(entry["content"], None) if entry["role"] == "user" else (None, entry["content"]) for entry in history if entry["role"] in ["user", "assistant"]]