code: def test_annot_sanitizing(tmp_path):
      """Test description sanitizing."""
      annot = Annotations([0], [1], ["a;:b"])
      fname = tmp_path / "custom-annot.fif"
      annot.save(fname)
      annot_read = read_annotations(fname)
      _assert_annotations_equal(annot, annot_read)
  
      # make sure pytest raises error on char-sequence that is not allowed
      with pytest.raises(
          ValueError, match="in description not supported"
      ):
          Annotations([0], [1], ["a{COLON}b"])
  
imports: import sys
  from collections import OrderedDict
  from datetime import datetime, timedelta, timezone
  from itertools import repeat
  from pathlib import Path
  import numpy
  import pytest
  from numpy.testing import assert_allclose, assert_array_almost_equal, assert_array_equal, assert_equal
  from pytest import approx
  import mne
  from mne import Annotations, Epochs, annotations_from_events, count_annotations, create_info, events_from_annotations, read_annotations
  from mne.annotations import _handle_meas_date, _read_annotations_txt_parse_header, _sync_onset
  from mne.datasets import testing
  from mne.io import RawArray, concatenate_raws, read_raw_fif
  from mne.utils import _dt_to_stamp, _raw_annot, _record_warnings, _stamp_to_dt, assert_and_remove_boundary_annot, catch_logging, check_version
label_desc: Use image node_id 3 for calling a global function with example usage: test_annot_sanitizing(tmp_path) without return types