code: def testLogDevicePlacement(self):
      self.assertFalse(context.get_log_device_placement())
  
      context.set_log_device_placement(True)
      self.assertEqual(context.get_log_device_placement(), True)
      self.assertEqual(
          context.get_log_device_placement(),
          context.context().log_device_placement,
      )
  
      context.set_log_device_placement(False)
      self.assertEqual(context.get_log_device_placement(), False)
      self.assertEqual(
          context.get_log_device_placement(),
          context.context().log_device_placement,
      )
  
      context.ensure_initialized()
  
      # Changing the device placement should not throw an exception
      context.set_log_device_placement(True)
  
imports: from absl.testing import parameterized
  from tensorflow.core.protobuf import cluster_pb2
  from tensorflow.core.protobuf import config_pb2
  from tensorflow.core.protobuf import rewriter_config_pb2
  from tensorflow.core.protobuf import tensorflow_server_pb2
  from tensorflow.python.eager import context
  from tensorflow.python.eager import def_function
  from tensorflow.python.framework import config
  from tensorflow.python.framework import constant_op
  from tensorflow.python.framework import dtypes
  from tensorflow.python.framework import errors
  from tensorflow.python.framework import ops
  from tensorflow.python.framework import test_ops
  from tensorflow.python.framework import test_util
  from tensorflow.python.ops import array_ops
  from tensorflow.python.ops import math_ops
  from tensorflow.python.platform import test
  from tensorflow.python.util import compat
label_desc: Use image node_id 6 for calling the ConfigTest obj's underlying member method code with example usage: obj.testLogDevicePlacement() without return types