code: def test_patch_embed2d(self):
      test_shape1 = (1, 3, 4, 4)
      test_shape2 = (1, 3, 2, 4, 4)
      fake_img = torch.rand(test_shape1)
      fake_video = torch.rand(test_shape2)
      model = PatchEmbed2D(img_size=4, patch_size=2)
      out1 = model(fake_img)
      out2 = model(fake_video)
      self.assertTrue(out1.shape == (1, 4, 768))
      self.assertTrue(out2.shape == (2, 4, 768))
  
imports: import unittest
  import torch
  from towhee.models.layers.patch_embed2d import PatchEmbed2D
label_desc: Use image node_id 1 for calling the PatchEmbed2DTest obj's underlying member method code with example usage: obj.test_patch_embed2d() without return types