class_docstr: Small util to format the doc.
docstr: Returns `True` if the builder is new.
docstr_tok: ["Returns","`","True","`","if","the","builder","is","new","."]
code: def is_builder_nightly(
      self,
      builder: Union[tfds.core.DatasetBuilder, str],
  ) -> bool:
      """Returns `True` if the builder is new."""
      if isinstance(builder, tfds.core.DatasetBuilder):
          builder_name = builder.name
      else:
          builder_name = builder
      return self._nightly_dict[builder_name] is True
  
imports: import collections
  import dataclasses
  import json
  import os
  import textwrap
  from typing import Any, Dict, List, Mapping, Optional, Tuple, Union
  import tensorflow_datasets
  from tensorflow_datasets.core import constants
  from tensorflow_datasets.core.utils.lazy_imports_utils import tensorflow
label_desc: Use image node_id 2 for calling the NightlyDocUtil obj's underlying member method code with example usage: obj.is_builder_nightly(builder) and returns: unknown