code: def test_scaffold_assets(self):
      output_dir = self.mct_dir
      toolkit = core.ModelCardToolkit(output_dir=output_dir)
      self.assertEqual(toolkit.output_dir, output_dir)
      toolkit.scaffold_assets()
      self.assertIn(
          "default_template.html.jinja",
          os.listdir(os.path.join(output_dir, "template/html")),
      )
      self.assertIn(
          "default_template.md.jinja",
          os.listdir(os.path.join(output_dir, "template/md")),
      )
      self.assertIn(
          "model_card.proto",
          os.listdir(os.path.join(output_dir, "data")),
      )
  
file_path: model-card-toolkit/model_card_toolkit/core_test.py
imports: import os
  from absl import flags
  from absl.testing import absltest
  from model_card_toolkit import core
  from model_card_toolkit.proto import model_card_pb2
  from model_card_toolkit.utils import io_utils
label_desc: Use image node_id 2 for calling the CoreTest obj's underlying member method code with example usage: obj.test_scaffold_assets() without return types