code: def setUp(self) -> None:
      super().setUp()
      torch.manual_seed(1)
  
imports: import unittest
  import numpy
  import torch
  from PIL import Image
  from pytorch3d.io import load_objs_as_meshes
  from pytorch3d.ops import sample_points_from_meshes
  from pytorch3d.renderer import TexturesVertex
  from pytorch3d.renderer.cameras import FoVPerspectiveCameras, look_at_view_transform
  from pytorch3d.renderer.mesh.rasterize_meshes import barycentric_coordinates
  from pytorch3d.renderer.points import NormWeightedCompositor, PointsRasterizationSettings, PointsRasterizer, PointsRenderer
  from pytorch3d.structures import Meshes, Pointclouds
  from pytorch3d.utils.ico_sphere import ico_sphere
  from .common_testing import get_pytorch3d_dir, get_random_cuda_device, get_tests_dir, TestCaseMixin
label_desc: Use image node_id 1 for calling the TestSamplePoints obj's underlying member method code with example usage: obj.setUp() without return types