code: def test_round_trip_int_list_context(self):
      example = tf.train.SequenceExample()
      msu.set_int64_list_context([47, 49], example)
      self.assertSequenceEqual(
          [47, 49], msu.get_int64_list_context(example)
      )
      self.assertTrue(msu.has_int64_list_context(example))
      msu.clear_int64_list_context(example)
      self.assertFalse(msu.has_int64_list_context(example))
      self.assertEqual(
          "int64_vector_feature", msu.get_int64_list_context_key()
      )
  
imports: from __future__ import absolute_import
  from __future__ import division
  from __future__ import print_function
  import tensorflow.compat.v1
  from mediapipe.util.sequence import media_sequence_util
label_desc: Use image node_id 15 for calling the MediaSequenceTest obj's underlying member method code with example usage: obj.test_round_trip_int_list_context() without return types