class_docstr: Dummy model for testing Model.is_compatible_with_dataset().
code: def predict(
      self, inputs: list[model.JsonDict]
  ) -> list[model.JsonDict]:
      return []
  
imports: 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
label_desc: Use image node_id 4 for calling the _CompatibilityTestModel obj's underlying member method code with example usage: obj.predict(inputs) and returns: list