class_docstr: Test the transform function (validate and dispatch).
docstr: Test that disaptched informative transforms return processed results instead of
  a list of tapes and processing function.
code: def test_informative_transform_tape_return(self):
      """Test that disaptched informative transforms return processed results instead of
      a list of tapes and processing function."""
      tape = qml.tape.QuantumScript(
          [
              qml.PauliX(0),
              qml.CNOT([0, 1]),
              qml.RX(0.234, 1),
              qml.Hadamard(1),
          ]
      )
      dispatched_transform = transform(
          informative_transform, is_informative=True
      )
  
      num_ops = dispatched_transform(tape)
      assert num_ops == 4
  
imports: from typing import Sequence, Callable
  from functools import partial
  import pytest
  import pennylane
  from pennylane.transforms.core import transform, TransformError, TransformContainer
label_desc: Use image node_id 13 for calling the TestTransformDispatcher obj's underlying member method code with example usage: obj.test_informative_transform_tape_return() without return types