CODE EXAMPLE FOR PYTHON

model checkpoint

start_epoch = -1


if RESUME:
    path_checkpoint = "./models/checkpoint/ckpt_best_1.pth"  # 断点路径
    checkpoint = torch.load(path_checkpoint)  # 加载断点

    model.load_state_dict(checkpoint['net'])  # 加载模型可学习参数

    optimizer.load_state_dict(checkpoint['optimizer'])  # 加载优化器参数
    start_epoch = checkpoint['epoch']  # 设置开始的epoch



for epoch in  range(start_epoch + 1 ,EPOCH):
    # print('EPOCH:',epoch)
    for step, (b_img,b_label) in enumerate(train_loader):
        train_output = model(b_img)
        loss = loss_func(train_output,b_label)
        # losses.append(loss)
        optimizer.zero_grad()
        loss.backward()
        optimizer.step()