code: def __repr__(self):
      return self.__class__.__name__ + " (" + self.root + ")"
  
imports: from __future__ import absolute_import
  from __future__ import division
  import os
  import numpy
  import mxnet
  from mxnet import gluon
  from PIL import Image
  import sys
label_desc: Use image node_id 4 for calling the LSUNClass obj's underlying member method code with example usage: obj.__repr__() and returns: unknown