code: def testSetFilenameAndLineFromCallerUsesCallersStack(self):
      t_obj = traceable_stack.TraceableObject(17)
  
      # Do not separate placeholder from the set_filename_and_line_from_caller()
      # call one line below it as it is used to calculate the latter's line
      # number.
      placeholder = lambda x: x
      result = t_obj.set_filename_and_line_from_caller()
  
      expected_lineno = inspect.getsourcelines(placeholder)[1] + 1
      self.assertEqual(expected_lineno, t_obj.lineno)
      self.assertEqual(_THIS_FILENAME, t_obj.filename)
      self.assertEqual(t_obj.SUCCESS, result)
  
file_path: tensorflow/tensorflow/python/framework/traceable_stack_test.py
imports: from tensorflow.python.framework import test_util
  from tensorflow.python.framework import traceable_stack
  from tensorflow.python.platform import googletest
  from tensorflow.python.util import tf_inspect
label_desc: Use image node_id 1 for calling the TraceableObjectTest obj's underlying member method code with example usage: obj.testSetFilenameAndLineFromCallerUsesCallersStack() without return types