code: def test_axis_tick_offset(axis):
      tlo = 10
      axis.tick_labels_offset = tlo
      assert axis.tick_labels_offset == tlo
      assert axis.GetLabelOffset() == tlo
  
imports: import itertools
  import platform
  import weakref
  import numpy
  import pytest
  from vtkmodules.vtkRenderingContext2D import vtkPen
  import pyvista
  from pyvista import examples
  from pyvista.plotting import charts
  from pyvista.plotting.colors import COLOR_SCHEMES
label_desc: Use image node_id 30 for calling a global function with example usage: test_axis_tick_offset(axis) without return types