code: def test_get_view_plot_surf_hemisphere_errors(hemi, view):
      from nilearn.plotting.surf_plotting import (
          _get_view_plot_surf_matplotlib,
          _get_view_plot_surf_plotly,
      )
  
      with pytest.raises(
          ValueError, match="Invalid hemispheres definition"
      ):
          _get_view_plot_surf_matplotlib(hemi, view)
      with pytest.raises(
          ValueError, match="Invalid hemispheres definition"
      ):
          _get_view_plot_surf_plotly(hemi, view)
  
imports: import re
  import tempfile
  import unittest.mock
  import matplotlib.pyplot
  import numpy
  import pytest
  from matplotlib.figure import Figure
  from numpy.testing import assert_array_equal
  from nilearn._utils.helpers import is_kaleido_installed, is_plotly_installed
  from nilearn.conftest import _rng
  from nilearn.datasets import fetch_surf_fsaverage
  from nilearn.plotting.displays import PlotlySurfaceFigure
  from nilearn.plotting.surf_plotting import VALID_HEMISPHERES, VALID_VIEWS, _compute_facecolors_matplotlib, _get_ticks_matplotlib, _get_view_plot_surf_matplotlib, _get_view_plot_surf_plotly, plot_img_on_surf, plot_surf, plot_surf_contours, plot_surf_roi, plot_surf_stat_map
  from nilearn.surface import load_surf_data, load_surf_mesh
  from nilearn.surface.tests._testing import generate_surf
label_desc: Use image node_id 13 for calling a global function with example usage: test_get_view_plot_surf_hemisphere_errors(hemi, view) without return types