code: def rename_Add(self, source_node):
      IR_node = self._convert_identity_operation(
          source_node, new_op="Add"
      )
  
imports: import os
  import numpy
  import mmdnn.conversion.common.IR.graph_pb2
  from mmdnn.conversion.common.IR.graph_pb2 import NodeDef, GraphDef, DataType
  from mmdnn.conversion.common.utils import *
  from mmdnn.conversion.common.DataStructure.parser import Parser
  from mmdnn.conversion.pytorch.pytorch_graph import PytorchGraph040
  from mmdnn.conversion.pytorch.pytorch_graph import PytorchGraph151
  import torch
  import torchvision
label_desc: Use image node_id 23 for calling the PytorchParser obj's underlying member method code with example usage: obj.rename_Add(source_node) without return types