from torch.utils.tensorboard import SummaryWriter
writer = SummaryWriter('my_log/mnist')
# 显示图片
imgs,labels = next(iter(train_dl))
# 显示多张图片组成网格图片
img_grid = torchvision.utils.make_grid(imgs[:8])
writer.add_image('eight_imgs', img_grid)
# 显示模型
writer.add_graph(model, imgs)
# 打开环境
tensorboard --logdir=路径地址
