code: def test_cylinder_structured():
      cyl = pv.CylinderStructured()
      assert np.any(cyl.points)
      assert np.any(cyl.n_cells)
  
imports: from itertools import permutations
  import re
  import numpy
  import pytest
  import pyvista
label_desc: Use image node_id 2 for calling a global function with example usage: test_cylinder_structured() without return types