code: def testValidateTransitionWithState(self):
      converter = data_converter.AsHalfTransition(
          self._data_context_with_state, squeeze_time_dim=False
      )
      transition = tensor_spec.sample_spec_nest(
          self._data_context_with_state.transition_spec,
          outer_dims=[1, 2],
      )
      pruned_action_step = transition.action_step._replace(
          state=tf.nest.map_structure(
              lambda t: t[:, 0, ...], transition.action_step.state
          )
      )
      transition = transition._replace(action_step=pruned_action_step)
      converted = converter(transition)
      (transition, converted) = self.evaluate((transition, converted))
      tf.nest.map_structure(self.assertAllEqual, converted, transition)
  
imports: from __future__ import absolute_import
  from __future__ import division
  from __future__ import print_function
  import tensorflow.compat.v2
  from tf_agents.agents import data_converter
  from tf_agents.specs import tensor_spec
  from tf_agents.trajectories import time_step
  from tf_agents.trajectories import trajectory
  from tf_agents.utils import test_utils
label_desc: Use image node_id 4 for calling the AsHalfTransitionTest obj's underlying member method code with example usage: obj.testValidateTransitionWithState() without return types