sklearn_utils/utils/data_utils.py
def check_reference_label(y, ref_label):
    '''
    :param list y: label
    :param ref_label: reference label
    '''
    set_y = set(y)
    if ref_label not in set_y:
        raise ValueError('There is not reference label in dataset. '
                         "Reference label: '%s' "
                         'Labels in dataset: %s' % (ref_label, set_y))
def check_reference_label(y, ref_label):
    '''
    :param list y: label
    :param ref_label: reference label
    '''
    set_y = set(y)
    if ref_label not in set_y:
        raise ValueError('There is not reference label in dataset. '
                         "Reference label: '%s' "
                         'Labels in dataset: %s' % (ref_label, set_y))
:param list y: label
    :param ref_label: reference label