code: def forward(self, x):
      x = F.relu(self.conv1(x))
      x = self.conv1_bn(x)
      x = self.conv1_drop(x)
  
      x = F.relu(self.conv2(x))
      x = self.conv2_bn(x)
      x = self.conv2_drop(x)
      return x
  
imports: import torch
  import torch.nn
  from torch.nn import Module
  import torch.nn.functional
label_desc: Use image node_id 2 for calling the DownConv obj's underlying member method code with example usage: obj.forward(x) and returns: x