code: def test_autodownload_pretrained_r18(self):
      fname, _ = urllib.request.urlretrieve(
          "https://upload.wikimedia.org/wikipedia/commons/e/e4/A_French_Bulldog.jpg"
      )
      im = np.array(
          PIL.Image.open(fname).resize([224, 224])
      ) / np.float32(255)
  
      r18 = elegy.nets.resnet.ResNet18(weights="imagenet")
      with jax.disable_jit():
          assert (
              elegy.Model(r18)
              .predict(im[np.newaxis], initialize=True)
              .argmax()
              == 245
          )
  
file_path: elegy/tests/nets/resnet_test.py
imports: import os
  import pickle
  import tempfile
  import urllib
  from unittest import TestCase
  import jax
  import jax.numpy
  import numpy
  import PIL
  import pytest
  import elegy
  from elegy import utils
label_desc: Use image node_id 2 for calling the ResNetTest obj's underlying member method code with example usage: obj.test_autodownload_pretrained_r18() without return types