code: def testPartialUnbundling(self):
      agent = self._create_test_agent(allow_partial_reload=True)
      # These values don't reflect the actual types of these attributes, but are
      # used merely for facility of testing.
      agent.state = "state"
      agent.training_steps = "training_steps"
      iteration_number = 1729
      _ = agent.bundle_and_checkpoint(
          self._test_subdir, iteration_number
      )
      # Both the ReplayBuffer and bundle_dictionary checks will fail,
      # but this will be ignored since we're allowing partial reloads.
      self.assertTrue(agent.unbundle(self._test_subdir, 1729, None))
  
imports: from __future__ import absolute_import
  from __future__ import division
  from __future__ import print_function
  import os
  import shutil
  from absl import flags
  from absl.testing import absltest
  from dopamine.discrete_domains import atari_lib
  from dopamine.jax.agents.dqn import dqn_agent
  from dopamine.utils import test_utils
  from flax import linen
  import gin
  import jax.numpy
  import mock
  import numpy
label_desc: Use image node_id 16 for calling the DQNAgentTest obj's underlying member method code with example usage: obj.testPartialUnbundling() without return types