code: def log_f(*args, **kwargs):
      return np.log(*args, **kwargs)
  
file_path: Hyperactive/examples/optimization_applications/feature_transformation.py
imports: import numpy
  import itertools
  from sklearn.datasets import load_diabetes
  from sklearn.model_selection import cross_val_score
  from sklearn.neighbors import KNeighborsRegressor
  from hyperactive import Hyperactive
label_desc: Use image node_id 3 for calling a global function with example usage: log_f() and returns: np