code: def test_load_hf_dataset():
      builder = object()
      with mock.patch(
          "tensorflow_datasets.core.dataset_builders.huggingface_dataset_builder.builder",
          return_value=builder,
      ):
          assert load.builder("huggingface:x/y") is builder
  
imports: import logging
  from unittest import mock
  import pytest
  import tensorflow
  from tensorflow_datasets import testing
  from tensorflow_datasets.core import file_adapters
  from tensorflow_datasets.core import load
  from tensorflow_datasets.core import naming
  from tensorflow_datasets.core import read_only_builder
  from tensorflow_datasets.core import registered
  from tensorflow_datasets.core import visibility
label_desc: Use image node_id 1 for calling a global function with example usage: test_load_hf_dataset() without return types