code: def testSetParameters(self):
      direction = [1, 0, 0]
      scalarizer = multi_objective_scalarizer.HyperVolumeScalarizer(
          direction, self._hv_params
      )
      scalarizer.set_parameters(
          direction=tf.constant(
              [[0, 1, 0], [0, 0, 1]], dtype=tf.float32
          ),
          transform_params={
              multi_objective_scalarizer.HyperVolumeScalarizer.SLOPE_KEY: (
                  tf.constant([[1, 2, 1], [1, 1, 2]], dtype=tf.float32)
              ),
              multi_objective_scalarizer.HyperVolumeScalarizer.OFFSET_KEY: (
                  tf.constant(
                      [[0.5, 0.5, 0.5], [0.1, 0.1, 0.1]],
                      dtype=tf.float32,
                  )
              ),
          },
      )
      self.assertAllClose(
          self.evaluate(scalarizer(self._batch_multi_objectives)),
          self.evaluate(tf.constant([4.5, 8.1], dtype=tf.float32)),
      )
  
imports: from __future__ import absolute_import
  from __future__ import division
  from __future__ import print_function
  import copy
  import tensorflow.compat.v2
  from tf_agents.bandits.multi_objective import multi_objective_scalarizer
label_desc: Use image node_id 13 for calling the HyperVolumeScalarizerTest obj's underlying member method code with example usage: obj.testSetParameters() without return types