class_docstr: Test that all operations in the ``supports_broadcasting`` attribute
  actually support broadcasting.
docstr: Test that IQPEmbedding, which is marked as supporting parameter broadcasting,
  actually does support broadcasting.
docstr_tok: ["Test","that","IQPEmbedding",",","which","is","marked","as","supporting","parameter","broadcasting",",","actually","does","support","broadcasting","."]
code: def test_iqp_embedding(self, features, num_wires):
      """Test that IQPEmbedding, which is marked as supporting parameter broadcasting,
      actually does support broadcasting."""
  
      op = qml.IQPEmbedding(features, wires=list(range(num_wires)))
      assert op.batch_size == 2
      qml.IQPEmbedding.compute_decomposition(
          features,
          list(range(num_wires)),
          n_repeats=2,
          pattern=op.hyperparameters["pattern"],
      )
      op.decomposition()
  
imports: import itertools
  import pytest
  import numpy
  from scipy.stats import unitary_group
  import pennylane
  from pennylane.ops.qubit.attributes import Attribute, has_unitary_generator
  from pennylane.operation import AnyWires
label_desc: Use image node_id 16 for calling the TestSupportsBroadcasting obj's underlying member method code with example usage: obj.test_iqp_embedding(features, num_wires) without return types