code: def testSimpleCase(self):
      obs_spec = tensor_spec.TensorSpec([2], tf.float32)
      time_step_spec = ts.time_step_spec(obs_spec)
      action_spec = tensor_spec.BoundedTensorSpec(
          dtype=tf.int32, shape=(), minimum=0, maximum=5
      )
      gt2c = GreaterThan2Constraint(time_step_spec, action_spec)
      feasibility_prob = gt2c(observation=None)
      self.assertAllEqual(
          [0, 0, 0, 1, 1], self.evaluate(feasibility_prob)
      )
  
imports: from __future__ import absolute_import
  from __future__ import division
  from __future__ import print_function
  import numpy
  import tensorflow
  from tf_agents.bandits.networks import global_and_arm_feature_network
  from tf_agents.bandits.policies import constraints
  from tf_agents.bandits.specs import utils
  from tf_agents.networks import network
  from tf_agents.specs import tensor_spec
  from tf_agents.trajectories import time_step
  from tf_agents.utils import common
label_desc: Use image node_id 1 for calling the BaseConstraintTest obj's underlying member method code with example usage: obj.testSimpleCase() without return types