code: def forward(self, x):
      r = x if self.shortcut is None else self.shortcut(x)
      x = self.block(x)
      x = F.relu(x + r, inplace=True)
      return x
  
imports: import torch
  import torch.nn
  import torch.nn.functional
label_desc: Use image node_id 2 for calling the ConvResidual obj's underlying member method code with example usage: obj.forward(x) and returns: x