code: def test_scoped_tag(self):
      data = np.array(1, np.float32, ndmin=3)
      with tf.name_scope("scope"):
          self.assertEqual(
              "scope/a", self.audio("a", data, 44100).value[0].tag
          )
  
imports: import glob
  import os
  import numpy
  import tensorflow
  from tensorboard.compat import tf2
  from tensorboard.plugins.audio import metadata
  from tensorboard.plugins.audio import summary
  from tensorboard.util import tensor_util
label_desc: Use image node_id 4 for calling the SummaryV2OpTest obj's underlying member method code with example usage: obj.test_scoped_tag() without return types