docstr: Test replicating variable shapes does not assert
docstr_tok: ["Test","replicating","variable","shapes","does","not","assert"]
code: def test_replicate_shape_assert(self):
      """Test replicating variable shapes does not assert"""
      vc = objax.VarCollection({"var": objax.TrainVar(jn.zeros(5))})
      with vc.replicate():
          self.assertEqual(len(vc["var"].value.shape), 2)
          self.assertEqual(vc["var"].value.shape[-1], 5)
  
imports: import unittest
  import numpy
  import jax.numpy
  import objax
label_desc: Use image node_id 8 for calling the TestVariable obj's underlying member method code with example usage: obj.test_replicate_shape_assert() without return types