code: def __init__(self):
      super(Mixed_5a, self).__init__()
      self.conv = BasicConv2d(192, 192, kernel_size=3, stride=2)
      self.maxpool = nn.MaxPool2d(3, stride=2)
  
imports: import torch
  import torch.nn
  import torch.nn.functional
  import torch.utils.model_zoo
label_desc: Use image node_id 1 to create a new Mixed_5a object from inherited base classes: nn with example: obj = Mixed_5a()