class_docstr: Test that get_measurement_function dispatchs to the correct place.
docstr: Check that the sparse expectation value method is used if the state is numpy.
docstr_tok: ["Check","that","the","sparse","expectation","value","method","is","used","if","the","state","is","numpy","."]
code: def test_hamiltonian_sparse_method(self):
      """Check that the sparse expectation value method is used if the state is numpy."""
      H = qml.Hamiltonian([2], [qml.PauliX(0)])
      state = np.zeros(2)
      assert (
          get_measurement_function(qml.expval(H), state)
          is csr_dot_products
      )
  
imports: import pytest
  import numpy
  from scipy.sparse import csr_matrix
  import pennylane
  from pennylane.devices.qubit import simulate
  from pennylane.devices.qubit.measure import measure, state_diagonalizing_gates, csr_dot_products, full_dot_products, get_measurement_function, sum_of_terms_method
label_desc: Use image node_id 4 for calling the TestMeasurementDispatch obj's underlying member method code with example usage: obj.test_hamiltonian_sparse_method() without return types