code: def preprocess(self, image_path):
      self.data = super(TestMXNet, self).preprocess(image_path)
      self.data = np.swapaxes(self.data, 0, 2)
      self.data = np.swapaxes(self.data, 1, 2)
      self.data = np.expand_dims(self.data, 0)
  
file_path: MMdnn/mmdnn/conversion/examples/mxnet/imagenet_test.py
imports: from collections import namedtuple
  import numpy
  from mmdnn.conversion.examples.imagenet_test import TestKit
  import mxnet
label_desc: Use image node_id 2 for calling the TestMXNet obj's underlying member method code with example usage: obj.preprocess(image_path) without return types