pytorch pin_memory

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pin_memory这样页面就不会被换出到硬盘。

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test_loader = DataLoader(
    dataset=Human36M(actions=actions, data_path=opt.data_dir, use_hg=opt.use_hg, is_train=False),
    batch_size=opt.test_batch,
    shuffle=False,
    num_workers=opt.job,
    pin_memory=True)