code: def _assert_labels_equal(labels_a, labels_b, ignore_pos=False):
      """Ensure two sets of labels are equal."""
      for label_a, label_b in zip(labels_a, labels_b):
          assert_array_equal(label_a.vertices, label_b.vertices)
          assert label_a.name == label_b.name
          assert label_a.hemi == label_b.hemi
          if not ignore_pos:
              assert_array_equal(label_a.pos, label_b.pos)
  
imports: import glob
  import os
  import pickle
  import shutil
  from itertools import product
  from pathlib import Path
  import numpy
  import pytest
  from numpy.testing import assert_allclose, assert_array_almost_equal, assert_array_equal, assert_array_less, assert_equal
  from scipy import sparse
  from mne import grow_labels, labels_to_stc, morph_labels, random_parcellation, read_label, read_labels_from_annot, read_source_estimate, read_source_spaces, read_surface, spatial_tris_adjacency, split_label, stc_to_label, write_labels_to_annot
  from mne.datasets import testing
  from mne.label import Label, _blend_colors, _load_vert_pos, _n_colors, _read_annot, _read_annot_cands, label_sign_flip, select_sources
  from mne.source_estimate import mesh_edges
  from mne.source_space import SourceSpaces
  from mne.surface import _mesh_borders
  from mne.utils import _record_warnings, get_subjects_dir
label_desc: Use image node_id 9 for calling a global function with example usage: _assert_labels_equal(labels_a, labels_b, ignore_pos) without return types