code: def testDevicePathToDeviceName(self):
      self.assertEqual(
          "/job:ps/replica:1/task:2/cpu:0",
          debug_data.device_path_to_device_name(
              debug_data.METADATA_FILE_PREFIX
              + debug_data.DEVICE_TAG
              + ",job_ps,replica_1,task_2,cpu_0"
          ),
      )
  
imports: import os
  import platform
  import tempfile
  import numpy
  from tensorflow.core.framework import graph_pb2
  from tensorflow.core.framework import tensor_pb2
  from tensorflow.python.debug.lib import debug_data
  from tensorflow.python.framework import test_util
  from tensorflow.python.lib.io import file_io
  from tensorflow.python.platform import gfile
  from tensorflow.python.platform import googletest
  from tensorflow.python.platform import test
label_desc: Use image node_id 2 for calling the DeviceNamePathConversionTest obj's underlying member method code with example usage: obj.testDevicePathToDeviceName() without return types