message: Remove unused symbols in vars_test.
diff: @@ -26,7 +26,6 @@ from tensorflow.python.distribute import combinations
  from tensorflow.python.distribute import distribution_strategy_context
  from tensorflow.python.distribute import strategy_combinations
  from tensorflow.python.distribute import tpu_strategy
  -from tensorflow.python.distribute import tpu_values
  from tensorflow.python.distribute import values
  from tensorflow.python.distribute.cluster_resolver import tpu_cluster_resolver
  from tensorflow.python.eager import context
  @@ -664,26 +663,6 @@ class OnWriteVariableSyncScatterTests(test.TestCase, parameterized.TestCase):
  self.assertAllEqual([1, 1, 1], self.evaluate(v2.read_value()))
  -def _make_replica_local(method, strategy=None):
  - if strategy is None:
  - devices = ("/device:GPU:0", "/device:CPU:0")
  - else:
  - devices = strategy.extended.worker_devices
  -
  - v = []
  - for d, n, init in zip(devices, ["v", "v/replica"], [1., 2.]):
  - with ops.device(d):
  - v.append(variable_scope.get_variable(
  - name=n, initializer=init, use_resource=True))
  -
  - if (strategy is not None) and isinstance(strategy, _TPU_STRATEGIES):
  - var_cls = tpu_values.TPUSyncOnReadVariable
  - else:
  - var_cls = values.SyncOnReadVariable
  - replica_local = var_cls(strategy, v, method)
  - return v, replica_local
  -
  -
  class OnReadVariableSyncTest(test.TestCase, parameterized.TestCase):
  @combinations.generate(strategy_and_run_tf_function_combinations())
  @@ -1258,12 +1237,5 @@ class SyncOnReadScatterReplicaTest(test.TestCase, parameterized.TestCase):
  self.evaluate(distribution.run(v.scatter_min, args=(delta,)))
  -def _make_index_slices(vals, indices, dense_shape=None):
  - if dense_shape:
  - dense_shape = array_ops.identity(dense_shape)
  - return indexed_slices.IndexedSlices(
  - array_ops.identity(vals), array_ops.identity(indices), dense_shape)
  -
  -
  if __name__ == "__main__":
  test.main()
  