code: def test_scoped_tag(self):
      with tf.name_scope("scope"):
          self.assertEqual(
              "scope/a/histogram_summary",
              self.histogram("a", []).value[0].tag,
          )
  
imports: import glob
  import os
  import numpy
  import tensorflow
  from tensorboard.compat import tf2
  from tensorboard.compat.proto import summary_pb2
  from tensorboard.plugins.histogram import metadata
  from tensorboard.plugins.histogram import summary
  from tensorboard.util import tensor_util
label_desc: Use image node_id 3 for calling the SummaryV1OpTest obj's underlying member method code with example usage: obj.test_scoped_tag() without return types