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: Tests if ValueError is raised when specified n_qubits is not large enough to support
  the number of distinct wire labels in input observables.
docstr_tok: ["Tests","if","ValueError","is","raised","when","specified","n_qubits","is","not","large","enough","to","support","the","number","of","distinct","wire","labels","in","input","observables","."]
code: def test_observables_to_binary_matrix_n_qubits_arg(self):
      """Tests if ValueError is raised when specified n_qubits is not large enough to support
      the number of distinct wire labels in input observables."""
  
      observables = [
          Identity(1) @ PauliZ("a"),
          PauliX(1),
          PauliZ(0) @ PauliZ(2),
      ]
      n_qubits_invalid = 3
  
      assert pytest.raises(
          ValueError,
          observables_to_binary_matrix,
          observables,
          n_qubits_invalid,
      )
  
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 11 for calling the TestGroupingUtils obj's underlying member method code with example usage: obj.test_observables_to_binary_matrix_n_qubits_arg() without return types