code: def type(self):
      return self._kind
  
imports: from mmdnn.conversion.common.DataStructure.graph import GraphNode, Graph
  import torch
  import torch.autograd
  import torch.serialization
  import contextlib
  from torch.jit import _unique_state_dict
label_desc: Use image node_id 3 for calling the PytorchGraphNode obj's underlying member method code with example usage: obj.type() and returns: self