code: def forward(self, x):
      residual = self.conv1(x)
      residual = F.relu(self.bn1(residual))
      residual = self.conv2(residual)
      residual = self.bn2(residual)
  
      shortcut = x
      if self.downsample is not None:
          shortcut = self.downsample(x)
  
      out = shortcut + residual
      out = self.relu(out)
      return out
  
file_path: insightface/reconstruction/ostec/external/graphonomy/FaceHairMask/ParsingResnet.py
imports: import torch.nn
  import torch.nn.functional
  import torch.utils.model_zoo
label_desc: Use image node_id 2 for calling the BasicBlock obj's underlying member method code with example usage: obj.forward(x) and returns: out