code: def dummy_obj(preds, train_data):
      return np.ones(preds.shape), np.ones(preds.shape)
  
imports: import pickle
  from functools import lru_cache
  from inspect import getfullargspec
  import cloudpickle
  import joblib
  import numpy
  import sklearn.datasets
  from sklearn.utils import check_random_state
  import lightgbm
label_desc: Use image node_id 7 for calling a global function with example usage: dummy_obj(preds, train_data) and returns: np,  np