code: def testDebuggedDeviceToJons(self):
      debugged_device = debug_events_reader.DebuggedDevice("/TPU:3", 4)
      self.assertEqual(
          debugged_device.to_json(),
          {
              "device_name": "/TPU:3",
              "device_id": 4,
          },
      )
  
imports: import glob
  import json
  import os
  import re
  import threading
  import time
  from absl.testing import parameterized
  from tensorflow.core.protobuf import debug_event_pb2
  from tensorflow.python.debug.lib import debug_events_reader
  from tensorflow.python.debug.lib import debug_events_writer
  from tensorflow.python.debug.lib import dumping_callback_test_lib
  from tensorflow.python.framework import ops
  from tensorflow.python.framework import test_util
  from tensorflow.python.framework import versions
  from tensorflow.python.platform import googletest
label_desc: Use image node_id 7 for calling the DataObjectsTest obj's underlying member method code with example usage: obj.testDebuggedDeviceToJons() without return types