code: def test_default_transforms():
      transforms = default_transforms()
  
      assert isinstance(
          transforms.transforms[0], torchvision.transforms.ToTensor
      )
      assert isinstance(
          transforms.transforms[1], torchvision.transforms.Normalize
      )
      assert transforms.transforms[1].mean == normalize_transform().mean
      assert transforms.transforms[1].std == normalize_transform().std
  
file_path: detecto/detecto/tests/test_utils.py
imports: import os
  import pandas
  import pytest
  import torch
  import torchvision
  from .helpers import get_image
  from detecto.utils import *
  from detecto.utils import _is_iterable
label_desc: Use image node_id 2 for calling a global function with example usage: test_default_transforms() without return types