class_docstr: Tests functions that use registry
class_docstr_tok: ["Tests","functions","that","use","registry"]
code: def test_build_model(self):
      dataset = build_dataset(DUMMY_CONFIG, DUMMY_SAMPLES_1)
      self.assertTrue(isinstance(dataset, TestDataset))
  
imports: import multiprocessing
  import unittest
  import unittest.mock
  import classy_vision.dataset.classy_dataset
  import torch
  from classy_vision.dataset import build_dataset, register_dataset
  from classy_vision.dataset.core import ListDataset
  from test.generic.utils import compare_batches, compare_samples
  from torch.utils.data import DataLoader
label_desc: Use image node_id 1 for calling the TestRegistryFunctions obj's underlying member method code with example usage: obj.test_build_model() without return types