code: def init_dense_weight(layer):
      '''initilize dense layer weight.
      '''
      units = layer.units
      weight = np.eye(units)
      bias = np.zeros(units)
      layer.set_weights(
          (add_noise(weight, np.array([0, 1])), add_noise(bias, np.array([0, 1])))
      f init_dense_weight(layer):
      '''initilize dense layer weight.
      '''
      units = layer.units
      weight = np.eye(units)
      bias = np.zeros(units)
      layer.set_weights(
          (add_noise(weight, np.array([0, 1])), add_noise(bias, np.array([0, 1])))
      )
docs: initilize dense layer weight.