code: def __init__(self, base: lit_model.Model):
      self.base = base
  
imports: from typing import Optional
  from absl.testing import absltest
  from absl.testing import parameterized
  from lit_nlp.api import dataset
  from lit_nlp.api import model
  from lit_nlp.api import types
  from lit_nlp.components import hotflip
  from lit_nlp.lib import utils
  import numpy
label_desc: Use image node_id 1 to create a new ModelWithoutGradients object  with example: obj = ModelWithoutGradients(base)