code: def setUp(self):
      super().setUp()
      self._data_context = data_converter.DataContext(
          time_step_spec=ts.TimeStep(
              step_type=(),
              reward=tf.TensorSpec((), tf.float32),
              discount=tf.TensorSpec((), tf.float32),
              observation=(),
          ),
          action_spec={"action1": tf.TensorSpec((), tf.float32)},
          policy_state_spec=(),
          info_spec=(),
      )
  
      self._data_context_with_state = data_converter.DataContext(
          time_step_spec=ts.TimeStep(
              step_type=(),
              reward=tf.TensorSpec((), tf.float32),
              discount=tf.TensorSpec((), tf.float32),
              observation=tf.TensorSpec((2,), tf.float32),
          ),
          action_spec={"action1": tf.TensorSpec((), tf.float32)},
          policy_state_spec=[
              tf.TensorSpec((2,), tf.float32),
              tf.TensorSpec((2,), tf.float32),
          ],
          info_spec=(),
      )
  
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 1 for calling the AsTransitionTest obj's underlying member method code with example usage: obj.setUp() without return types