docstr: Returns the dataset metadata.
docstr_tok: ["Returns","the","dataset","metadata","."]
code: def _info(self) -> tfds.core.DatasetInfo:
      """Returns the dataset metadata."""
      return self.create_dataset_info(
          description="Dummy CoNLL dataset.",
      )
  
file_path: datasets/tensorflow_datasets/core/dataset_builders/conll/conll_dataset_builder_test.py
imports: import textwrap
  from unittest import mock
  from etils import epath
  import pytest
  from tensorflow_datasets.core.dataset_builders.conll import conll_dataset_builder
  from tensorflow_datasets.core.dataset_builders.conll import conll_dataset_builder_utils
  import tensorflow_datasets.public_api
label_desc: Use image node_id 1 for calling the DummyConllDataset obj's underlying member method code with example usage: obj._info() and returns: self