code: def testFormatTensorHighlightsTensorNameWithoutDebugOp(self):
      tensor_name = "a_tensor:0"
      a = np.zeros(2)
      out = tensor_format.format_tensor(
          a, tensor_name, np_printoptions={"linewidth": 40}
      )
      self.assertEqual(
          [(8, 8 + len(tensor_name), "bold")], out.font_attr_segs[0]
      )
  
imports: import re
  import numpy
  from tensorflow.core.framework import tensor_pb2
  from tensorflow.core.framework import tensor_shape_pb2
  from tensorflow.core.framework import types_pb2
  from tensorflow.python.debug.cli import cli_test_utils
  from tensorflow.python.debug.cli import tensor_format
  from tensorflow.python.debug.lib import debug_data
  from tensorflow.python.framework import test_util
  from tensorflow.python.platform import googletest
label_desc: Use image node_id 8 for calling the RichTextLinesTest obj's underlying member method code with example usage: obj.testFormatTensorHighlightsTensorNameWithoutDebugOp() without return types