Update app.py

app.py

@@ -101,9 +101,9 @@ def respond(message, history: list[tuple[str, str]], system_message, max_tokens,
             if chunk.choices[0].delta.content is not None:
                 token = chunk.choices[0].delta.content
                 response += token
-                yield response
+                
     except Exception as e:
-        yield f"An error occurred: {str(e)}"
+        return f"An error occurred: {str(e)}"
     
     # Atualizando o histórico, mas sem mostrar image_result no chat
     history.append((message, response))