code: def get_replacement(self):
      return self.res
  
imports: from functools import partial
  from threading import Thread
  from typing import Callable, Text, Union
  from joblib import Parallel, delayed
  from joblib._parallel_backends import MultiprocessingBackend
  import pandas
  from queue import Queue
  import concurrent
  from qlib.config import C, QlibConfig
label_desc: Use image node_id 3 for calling the DelayedTuple obj's underlying member method code with example usage: obj.get_replacement() and returns: self