code: def test_actor_orientation(actor):
      actor.orientation == (0, 0, 0)
      orientation = (10, 20, 30)
      actor.orientation = orientation
      assert np.allclose(actor.orientation, orientation)
  
imports: import platform
  import numpy
  import pytest
  import vtk
  import pyvista
  from pyvista import examples
label_desc: Use image node_id 17 for calling a global function with example usage: test_actor_orientation(actor) without return types