Update app.py

app.py

@@ -115,7 +115,13 @@ def create_gradio_interface():
         async def respond(message, history):
             response, updated_history, search_results = await chat_service.chat(message, history)
             # Convert updated_history to the required format
-            formatted_history = [(item['user_input'], item['response']) for item in updated_history]
+            if isinstance(updated_history[0], dict):
+                formatted_history = [(item['user_input'], item['response']) for item in updated_history]
+            elif isinstance(updated_history[0], tuple):
+                formatted_history = [(item[0], item[1]) for item in updated_history]
+            else:
+                raise TypeError("Unexpected structure for updated_history")
+            #formatted_history = [(item['user_input'], item['response']) for item in updated_history]
             return formatted_history, updated_history, search_results