def METHOD_NAME(self, batch, config):
    hist_item = batch[0]
    hist_cat = batch[1]
    target_item = batch[2]
    target_cat = batch[3]
    target_pos = batch[4]
    position = batch[5]
    label = batch[6]
    return hist_item, hist_cat, target_item, target_cat, target_pos, position, label