code: def alexnet(num_classes=1000, pretrained='imagenet'):
      r
      # https://github.com/pytorch/vision/blob/master/torchvision/models/alexnet.py
      model = models.alexnet(pretrained=False)
      if pretrained is not None:
          settings = pretrained_settings['alexnet'][pretrained]
          model = load_pretrained(model, num_classes, settings)
      model = modify_alexnet(model)
      return model
docs: r"""AlexNet model architecture from the
      `"One weird trick..." <https://arxiv.org/abs/1404.5997>`_ paper.