code: def test_on_sequential_missing_argument(self):
      m = objax.nn.Sequential(
          [
              objax.nn.Linear(2, 3),
              objax.nn.BatchNorm0D(3),
              objax.nn.Linear(3, 2),
          ]
      )
      x = jn.array([[1.0, -1.0], [2.0, -2.0]])
      msg = "missing 1 required positional argument: 'training'"
      try:
          m(x)
          assert False
      except TypeError as e:
          self.assertIn(msg, str(e))
      m.pop()
      try:
          m(x)
          assert False
      except TypeError as e:
          self.assertIn(msg, str(e))
  
file_path: objax/tests/sequential.py
imports: import unittest
  import jax.numpy
  import objax
label_desc: Use image node_id 6 for calling the TestSequential obj's underlying member method code with example usage: obj.test_on_sequential_missing_argument() without return types