class_docstr: Unit tests for the ``qml.vn_entropy`` function.
docstr: Test the ``shape`` method.
docstr_tok: ["Test","the","``","shape","``","method","."]
code: def test_shape(self, shots, shape):
      """Test the ``shape`` method."""
      meas = qml.vn_entropy(wires=0)
      dev = qml.device("default.qubit.legacy", wires=1, shots=shots)
  
      assert meas.shape(dev, Shots(shots)) == shape
  
imports: import numpy
  import pytest
  import pennylane
  from pennylane.workflow import INTERFACE_MAP
  from pennylane.measurements import Shots
  from pennylane.measurements.vn_entropy import VnEntropyMP
label_desc: Use image node_id 3 for calling the TestInitialization obj's underlying member method code with example usage: obj.test_shape(shots, shape) without return types