code: def _copy_and_reop(source_node, IR_node, new_op=None):
      if new_op == None:
          new_op = source_node.type
      IR_node.name = source_node.name
      IR_node.op = new_op
  
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 27 for calling the PytorchParser obj's underlying member method code with example usage: obj._copy_and_reop(source_node, IR_node, new_op) without return types