def call(self, auth, slice_id_or_name, attribute_type_id_or_name, value, node_id_or_hostname = None):
slices = Slices(self.api, [slice_id_or_name])
def call(self, auth, slice_id_or_name, attribute_type_id_or_name, value, node_id_or_hostname = None):
slices = Slices(self.api, [slice_id_or_name])