class_docstr: Test AssertFunction layer.
class_docstr_tok: ["Test","AssertFunction","layer","."]
code: def test_numeric_dimensions_pass(self):
      layer = tl.AssertFunction(
          "...34->1234,...34",
          tl.Branch(
              tl.Dropout(rate=0.1),
              tl.Serial(),
          ),
      )
      x = np.ones((1, 2, 3, 4))
      layer(x)
  
imports: from absl.testing import absltest
  import numpy
  import trax.layers
label_desc: Use image node_id 9 for calling the AssertFunctionTest obj's underlying member method code with example usage: obj.test_numeric_dimensions_pass() without return types