def __init__(self, groups=None):
        super(GroupedRequirements, self).__init__(NamedRequirements)
        self.groups = groups or self.default_groups
        self.filename = None
        self.create_default_groups()
def _rank_zero_info(self, *args, **kwargs) -> None:
        if self._local_rank in (None, 0):
            log.info(*args, **kwargs)