code: def action_spec(self):
      return tensor_spec.BoundedTensorSpec(
          shape=(), dtype=tf.int32, minimum=0, maximum=5, name="action"
      )
  
file_path: agents/tf_agents/bandits/environments/non_stationary_stochastic_environment_test.py
imports: from __future__ import absolute_import
  from __future__ import division
  from __future__ import print_function
  import tensorflow
  import tensorflow_probability
  from tf_agents.bandits.environments import non_stationary_stochastic_environment
  from tf_agents.specs import tensor_spec
label_desc: Use image node_id 3 for calling the DummyDynamics obj's underlying member method code with example usage: obj.action_spec() and returns: tensor_spec