datumaro.util.attrs_util# Functions default_if_none(conv) ensure_cls(c) has_length(n) not_empty(inst, attribute, x) datumaro.util.attrs_util.not_empty(inst, attribute, x)[source]# datumaro.util.attrs_util.has_length(n)[source]# datumaro.util.attrs_util.default_if_none(conv)[source]# datumaro.util.attrs_util.ensure_cls(c)[source]#