code: def alexnet(pretrained=False, ctx=cpu(),
              root=os.path.join(base.data_dir(), 'models'), **kwargs):
      r
      net = AlexNet(**kwargs)
      if pretrained:
          from ..model_store import get_model_file
          net.load_parameters(get_model_file('alexnet', root=root), ctx=ctx)
      return net
docs: r"""AlexNet model from the `"One weird trick..." <https://arxiv.org/abs/1404.5997>`_ paper.
  
      Parameters
      ----------
      pretrained : bool, default False
          Whether to load the pretrained weights for model.
      ctx : Context, default CPU
          The context in which to load the pretrained weights.
      root : str, default $MXNET_HOME/models
          Location for keeping the model parameters.