サンプルコード import numpy as np from mxnet.gluon import data a = np.random.rand(100,3) b = np.random.rand(100,5) c = np.random.rand(100,8) dataset = data.dataset.ArrayDataset(a, b, c) data_loader = data.DataLoader(dataset, batch_size=2,shuffle=True) for i in range(2): print('epoch %d'%i) for batc…