code: def test_hotflip_only_flip_one_field(self):
      config = {**_CONFIG_REGRESSION, hotflip.NUM_EXAMPLES_KEY: 10}
      ex = _STSB_EXAMPLE
      cfs = self.hotflip.generate(
          ex, self.regression_model, None, config
      )
      for cf in cfs:
          self.assertTrue(
              (cf["sentence1"] == ex["sentence1"])
              or (cf["sentence2"] == ex["sentence2"])
          )
  
file_path: lit/lit_nlp/components/hotflip_int_test.py
imports: from absl.testing import absltest
  from absl.testing import parameterized
  from lit_nlp.components import hotflip
  from lit_nlp.examples.models import glue_models
  import numpy
  from lit_nlp.lib import file_cache
label_desc: Use image node_id 9 for calling the HotflipIntegrationTest obj's underlying member method code with example usage: obj.test_hotflip_only_flip_one_field() without return types