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 non-observables are not Pauli Words.
docstr_tok: ["Test","that","non-observables","are","not","Pauli","Words","."]
code: def test_is_pauli_word_non_observable(self):
      """Test that non-observables are not Pauli Words."""
  
      class DummyOp(qml.operation.Operator):
          num_wires = 1
  
      assert not is_pauli_word(DummyOp(1))
  
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 18 for calling the TestGroupingUtils obj's underlying member method code with example usage: obj.test_is_pauli_word_non_observable() without return types