code: def test_io_set_epochs_events(tmp_path):
      """Test different combinations of events and event_ids."""
      out_fname = tmp_path / "test-eve.fif"
      events = np.array([[4, 0, 1], [12, 0, 2], [20, 0, 3], [26, 0, 3]])
      write_events(out_fname, events)
      event_id = {"S255/S8": 1, "S8": 2, "S255/S9": 3}
      epochs = read_epochs_eeglab(epochs_fname_mat, events, event_id)
      assert_equal(len(epochs.events), 4)
      assert epochs.preload
      assert epochs._bad_dropped
      epochs = read_epochs_eeglab(epochs_fname_mat, out_fname, event_id)
      pytest.raises(
          ValueError,
          read_epochs_eeglab,
          epochs_fname_mat,
          None,
          event_id,
      )
      pytest.raises(
          ValueError,
          read_epochs_eeglab,
          epochs_fname_mat,
          epochs.events,
          None,
      )
  
imports: import os
  import shutil
  from copy import deepcopy
  import numpy
  import pytest
  from numpy.testing import assert_allclose, assert_array_almost_equal, assert_array_equal, assert_equal
  from scipy import io
  import mne
  from mne import read_epochs_eeglab, write_events
  from mne.annotations import events_from_annotations, read_annotations
  from mne.channels import read_custom_montage
  from mne.datasets import testing
  from mne.io import read_raw_eeglab
  from mne.io.eeglab._eeglab import _readmat
  from mne.io.eeglab.eeglab import _dol_to_lod, _get_montage_information
  from mne.io.tests.test_raw import _test_raw_reader
  from mne.utils import Bunch, _check_pymatreader_installed
label_desc: Use image node_id 4 for calling a global function with example usage: test_io_set_epochs_events(tmp_path) without return types