code: def test_strategy(self):
      strategy = ReplicationStrategy()
      num_subnetworks = 3
      subnetwork_index = 1
      self.assertTrue(strategy.should_build_ensemble(num_subnetworks))
      self.assertTrue(
          strategy.should_build_subnetwork(
              num_subnetworks, subnetwork_index
          )
      )
      self.assertTrue(
          strategy.should_train_subnetworks(num_subnetworks)
      )
  
imports: from __future__ import absolute_import
  from __future__ import division
  from __future__ import print_function
  import itertools
  from absl.testing import parameterized
  from adanet.distributed.placement import ReplicationStrategy
  from adanet.distributed.placement import RoundRobinStrategy
  import tensorflow.compat.v2
  from tensorflow.python.eager import context
  from tensorflow.python.framework import test_util
label_desc: Use image node_id 1 for calling the ReplicationStrategyTest obj's underlying member method code with example usage: obj.test_strategy() without return types