code: def setUp(self):
      self.IMAGES_DIR = tempfile.mkdtemp()
      self.IMAGES = _get_data(self.IMAGES_URL, self.IMAGES_DIR)
      print("Loaded {} images".format(len(self.IMAGES)))
  
file_path: mxnet/tests/python/unittest/test_contrib_gluon_data_vision.py
imports: import mxnet
  import numpy
  import scipy.ndimage
  from mxnet.test_utils import *
  import shutil
  import tempfile
  import unittest
label_desc: Use image node_id 1 for calling the TestImage obj's underlying member method code with example usage: obj.setUp() without return types