def __init__(self, data, group):
        self.group = group
        super(GroupedSubset, self).__init__(data, label=group.label,
                                            color=group.style.color,
                                            alpha=group.style.alpha)
return is_bidirectional flag according to whether source and
dataset/ETHPy150Open glue-viz/glue/glue/core/subset_group.py/GroupedSubset.__init__--crossover with--dataset/ETHPy150Open cjlee112/pygr/pygr/nlmsa_utils.py/prune_self_mappings