class_docstr: Basic usage and edge-case tests for the measurement optimization utility functions.
class_docstr_tok: ["Basic","usage","and","edge-case","tests","for","the","measurement","optimization","utility","functions","."]
docstr: Test that Pauli words are correctly converted into matrices.
docstr_tok: ["Test","that","Pauli","words","are","correctly","converted","into","matrices","."]
code: def test_pauli_word_to_matrix(
      self, pauli_word, wire_map, expected_matrix
  ):
      """Test that Pauli words are correctly converted into matrices."""
      obtained_matrix = pauli_word_to_matrix(pauli_word, wire_map)
      assert np.allclose(obtained_matrix, expected_matrix)
  
imports: import numpy
  import pytest
  import pennylane
  from pennylane import RX, RY, U3, Hadamard, Hamiltonian, Hermitian, Identity, PauliX, PauliY, PauliZ, is_commuting
  from pennylane.operation import Tensor
  from pennylane.pauli import are_identical_pauli_words, are_pauli_words_qwc, binary_to_pauli, diagonalize_pauli_word, diagonalize_qwc_pauli_words, is_pauli_word, is_qwc, observables_to_binary_matrix, partition_pauli_group, pauli_group, pauli_mult, pauli_mult_with_phase, pauli_to_binary, pauli_word_to_matrix, pauli_word_to_string, qwc_complement_adj_matrix, qwc_rotation, simplify, string_to_pauli_word
label_desc: Use image node_id 28 for calling the TestGroupingUtils obj's underlying member method code with example usage: obj.test_pauli_word_to_matrix(pauli_word, wire_map, expected_matrix) without return types