code: def forward(self, x):
      basicblock = self.conv_a(x)
      basicblock = self.conv_b(basicblock)
      residual = self.residual(x)
      return residual + basicblock
  
imports: import torch.nn
label_desc: Use image node_id 2 for calling the reduction obj's underlying member method code with example usage: obj.forward(x) and returns: unknown