code: def transform_image(image):
      image = np.array(image) - np.array([123.0, 117.0, 104.0])
      image /= np.array([58.395, 57.12, 57.375])
      image = image.transpose((2, 0, 1))
      image = image[np.newaxis, :]
      return image
  
file_path: tvm/gallery/how_to/deploy_models/deploy_model_on_android.py
imports: import os
  import numpy
  from PIL import Image
  import keras
  from keras.applications.mobilenet_v2 import MobileNetV2
  import tvm
  from tvm import te
  import tvm.relay
  from tvm import rpc
  from tvm.contrib import utils, ndk, graph_executor
  from tvm.contrib.download import download_testdata
label_desc: Use image node_id 1 for calling a global function with example usage: transform_image(image) and returns: image