class_docstr: (convolution => [BN] => ReLU) * 2
code: def forward(self, x):
      return self.double_conv(x)
  
imports: import torch
  import torch.nn
  import torch.nn.functional
label_desc: Use image node_id 2 for calling the DoubleConv obj's underlying member method code with example usage: obj.forward(x) and returns: self