text: import mock
  import os
  import pytest
  from thumbor.engines.pil import Engine as PilEngine
  # this will break with python3
  from urllib import urlretrieve
  
  def github_image_fixture(image_filename):
      return image_fixture(
          'https://raw.githubusercontent.com/thumbor/thumbor/master/tests/fixtures/images/',
          image_filename
      )
  
  def image_fixture(http_path, image_filename):
      this_dir = os.path.abspath(os.path.dirname(__file__))
      fixtures_dir = os.path.join(this_dir, 'test_fixtures')
      if not os.path.exists(fixtures_dir):
          os.mkdir(fixtures_dir)
  
      image_path = os.path.join(fixtures_dir, image_filename)
      if not os.path.exists(image_path):
          urlretrieve(
              http_path + image_filename,
              image_path
          )
  
      context = mock.Mock(request=mock.Mock(focal_points=[]))
      engine = PilEngine(context)
      context.modules.engine = engine
      with open(image_path) as f:
          engine.load(f.read(), None)
      return context
  