code: def test_name_with_scope(self):
      with hk.variables(), tf.name_scope("foo"), tf.name_scope("bar"):
          v = tf.Variable(tf.ones([]), name="v")
      self.assertEqual(v.name, "foo/bar/v:0")
  
imports: from absl.testing import parameterized
  import sonnet
  from sonnet.src import test_utils
  from sonnet.src.functional import haiku
  import tensorflow
  import tree
label_desc: Use image node_id 4 for calling the TensorVariableTest obj's underlying member method code with example usage: obj.test_name_with_scope() without return types