code: def test_cell_faces_point_ids(cell):
      point_ids = {
          frozenset(cell.get_face(i).point_ids)
          for i in range(cell.n_faces)
      }
      assert len(point_ids) == cell.n_faces
  
imports: from types import GeneratorType
  import numpy
  import pytest
  import vtk
  from vtk.util.numpy_support import vtk_to_numpy
  import pyvista
  from pyvista import Cell, CellType
  from pyvista.core.utilities.cells import numpy_to_idarr
  from pyvista.examples import cells, load_airplane, load_explicit_structured, load_hexbeam, load_rectilinear, load_structured, load_tetbeam, load_uniform
label_desc: Use image node_id 18 for calling a global function with example usage: test_cell_faces_point_ids(cell) without return types