code: def __init__(self, simple_int: int, attra: int = None):
      self.simple_int = simple_int
      self.attra = attra
  
imports: import unittest
  from pathlib import Path
  from typing import Any, Dict, List
  from transfer_nlp.plugins.config import CallableInstantiationError, ExperimentConfig, LoopInConfigError, UnknownPluginException, UnknownReferenceError, register_plugin
label_desc: Use image node_id 1 to create a new DemoA object  with example: obj = DemoA(simple_int, attra)