code: def _create_feed_dict(self, data):
          
          return {
              self.input_data: data,
              self.hrand: np.random.rand(data.shape[0], self.num_hidden),
              self.vrand: np.random.rand(data.shape[0], data.shape[1])
          }
docs: Create the dictionary of data to feed to tf session during training.
  
          :param data: training/validation set batch
          :return: dictionary(self.input_data: data, self.hrand: random_uniform,
                              self.vrand: random_uniform)