code: def get_model(self):
          '''
          `object` of model as a function approximator,
          which has `cnn` whose type is 
          `pydbm.cnn.pydbm.cnn.convolutional_neural_network.ConvolutionalNeuralNetwork`.
          '''
          class Model(object):
              def __init__(self, cnn):
                  self.cnn = cnn
  
          return Model(self.__cnnf get_model(self):
          '''
          `object` of model as a function approximator,
          which has `cnn` whose type is 
          `pydbm.cnn.pydbm.cnn.convolutional_neural_network.ConvolutionalNeuralNetwork`.
          '''
          class Model(object):
              def __init__(self, cnn):
                  self.cnn = cnn
  
          return Model(self.__cnn)
docs: `object` of model as a function approximator,
          which has `cnn` whose type is 
          `pydbm.cnn.pydbm.cnn.convolutional_neural_network.ConvolutionalNeuralNetwork`.