def METHOD_NAME():
    specs = BehaviorSpec(
        observation_specs=create_observation_specs_with_shapes([(3, 2), (5,)]),
        action_spec=ActionSpec.create_continuous(3),
    )
    ts = TerminalSteps.empty(specs)
    assert len(ts.obs) == 2
    assert ts.obs[0].shape == (0, 3, 2)
    assert ts.obs[1].shape == (0, 5)