code: def src_graph(self):
      return self.paddle_graph
  
imports: from __future__ import absolute_import
  import os
  import gzip
  from six import string_types
  import paddle.v2
  import paddle.trainer_config_helpers.layers
  import numpy
  from mmdnn.conversion.paddle.paddle_graph import PaddleGraph
  import mmdnn.conversion.common.IR.graph_pb2
  from mmdnn.conversion.common.IR.graph_pb2 import NodeDef, GraphDef, DataType
  from mmdnn.conversion.common.DataStructure.parser import Parser
  from mmdnn.conversion.common.utils import *
label_desc: Use image node_id 2 for calling the PaddleParser obj's underlying member method code with example usage: obj.src_graph() and returns: self