code: def __str__(self):
      return self.__class__.__name__
  
imports: import cv2
  import Augmentor
  import albumentations
  from albumentations.pytorch import ToTensor
  import solt
  import solt.transforms
  from torchvision import transforms
label_desc: Use image node_id 2 for calling the BenchmarkTest obj's underlying member method code with example usage: obj.__str__() and returns: self