code: def __init__(self, in_channels, out_channels):
      super(Down, self).__init__(
          nn.MaxPool2d(2, stride=2),
          DoubleConv(in_channels, out_channels),
      )
  
imports: from typing import Dict
  import torch
  import torch.nn
  import torch.nn.functional
label_desc: Use image node_id 1 to create a new Down object from inherited base classes: nn with example: obj = Down(in_channels, out_channels)