深度学习【华为新赛】DIGIX2021基于多目标优化的视频推荐赛道（推荐系统）

def reorg_dog_data(data_dir, valid_ratio):    labels = d2l.read_csv_labels(os.path.join(data_dir, 'labels.csv'))    d2l.reorg_train_valid(data_dir, labels, valid_ratio)    d2l.reorg_test(data_dir)batch_size = 32 if demo else 128valid_ratio = 0.1reorg_dog_data(data_dir, valid_ratio)