code: def __init__(self, model):
      # sanity check.
      pass
  
      super(TensorflowGraph, self).__init__(model)
      self.model = model
  
file_path: MMdnn/mmdnn/conversion/tensorflow/tensorflow_graph.py
imports: from mmdnn.conversion.common.DataStructure.graph import GraphNode, Graph
  from tensorflow.core.framework.node_def_pb2 import NodeDef
  from tensorflow.core.framework import attr_value_pb2
label_desc: Use image node_id 1 to create a new TensorflowGraph object from inherited base classes: Graph with example: obj = TensorflowGraph(model)