Doc String

    self.verbose = verbose

  def k_fold_split(self, dataset, k, directories=None, **kwargs):

    """Does K-fold split of dataset."""

    """

    :param dataset: Dataset to do a k-fold split

    :param k: number of folds

    :param directories: list of length 2*k to save the result disk-datasets

    :param kwargs:

    :return: list of length k tuples of (train, cv)

    """

    log("Computing K-fold split", self.verbose)

    if directories is None:

      directories = [tempfile.mkdtemp() for _ in range(2 * k)]