class_docstr: TensorFlow Keras model for penguin classification.
code: def input_spec(self) -> lit_types.Spec:
      return penguin_data.INPUT_SPEC
  
file_path: lit/lit_nlp/examples/models/penguin_model.py
imports: from lit_nlp.api import model
  from lit_nlp.api import types
  from lit_nlp.examples.datasets import penguin_data
  from lit_nlp.lib import file_cache
  import numpy
  import tensorflow
label_desc: Use image node_id 5 for calling the PenguinModel obj's underlying member method code with example usage: obj.input_spec() and returns: penguin_data