1f65deb60665a460edf5e9238a70a2c597b3a12c,tensorflow_datasets/core/load.py,,find_builder_dir,#,332

Before Change

    return None
  // Backward compatibility, in order to be a valid ReadOnlyBuilder, the folder
  // has to contain the feature configuration.
  if not tf.io.gfile.exists(feature_lib.make_config_path(builder_dir)):
    return None
  return builder_dir


def _get_default_config_name(name: str) -> Optional[str]:

After Change

    path: The dataset path found, or None if the dataset isn"t found.
  
  // Search the dataset across all registered data_dirs
  all_builder_dirs = []
  for current_data_dir in constants.list_data_dirs(given_data_dir=data_dir):
    builder_dir = _find_builder_dir_single_dir(
        name, data_dir=current_data_dir
    )
    if builder_dir:
      all_builder_dirs.append(builder_dir)
  if not all_builder_dirs:
    return None
  elif len(all_builder_dirs) != 1:
    // Rather than raising error every time, we could potentially be smarter

Instances