class_docstr: Test AssertShape layer.
class_docstr_tok: ["Test","AssertShape","layer","."]
code: def test_vector_scalar_pass(self):
      layer = tl.AssertShape("a,")
      x = [np.ones((5,)), np.zeros(())]
      y = layer(x)
      self.assertEqual(y, x)
  
imports: from absl.testing import absltest
  import numpy
  import trax.layers
label_desc: Use image node_id 6 for calling the AssertShapeTest obj's underlying member method code with example usage: obj.test_vector_scalar_pass() without return types