text: # Create a mesh, compute the normals inplace, and return the
  # normals vector array.
  #
  import pyvista
  mesh = pyvista.Sphere()
  _ = mesh.compute_normals(inplace=True)
  mesh.active_vectors  # doctest:+SKIP
  # Expected:
  ## pyvista_ndarray([[-2.48721432e-10, -1.08815623e-09, -1.00000000e+00],
  ##                  [-2.48721432e-10, -1.08815623e-09,  1.00000000e+00],
  ##                  [-1.18888125e-01,  3.40539310e-03, -9.92901802e-01],
  ##                  ...,
  ##                  [-3.11940581e-01, -6.81432486e-02,  9.47654784e-01],
  ##                  [-2.09880397e-01, -4.65070531e-02,  9.76620376e-01],
  ##                  [-1.15582108e-01, -2.80492082e-02,  9.92901802e-01]],
  ##                 dtype=float32)
  