code: def cube_axes_actor():
      pl = pv.Plotter()
      pl.add_mesh(pv.Sphere())
      return pl.show_bounds()
  
file_path: pyvista/tests/plotting/test_cube_axes_actor.py
imports: import numpy
  import pytest
  import pyvista
label_desc: Use image node_id 2 for calling a global function with example usage: cube_axes_actor() and returns: pl