code: def testGetUserFrames(self):
      def func():
          trace = tf_stack.extract_stack()  # COMMENT
          frames = list(trace.get_user_frames())
          return frames
  
      frames = func()  # CALLSITE
  
      self.assertRegex(repr(frames[-1]), "func")
      self.assertRegex(repr(frames[-2]), "testGetUserFrames")
  
file_path: tensorflow/tensorflow/python/util/tf_stack_test.py
imports: from tensorflow.python.platform import test
  from tensorflow.python.util import tf_stack
label_desc: Use image node_id 4 for calling the TFStackTest obj's underlying member method code with example usage: obj.testGetUserFrames() and returns: frames