class_docstr: Metric serialization.
code: def _get_serialized_attributes_internal(
      self, unused_serialization_cache
  ):
      return (
          dict(
              variables=data_structures.wrap_or_unwrap(
                  self.obj.variables
              )
          ),
          dict(),
      )
  
file_path: tensorflow/tensorflow/python/keras/saving/saved_model/metric_serialization.py
imports: from tensorflow.python.keras.saving.saved_model import constants
  from tensorflow.python.keras.saving.saved_model import layer_serialization
  from tensorflow.python.keras.utils import generic_utils
  from tensorflow.python.trackable import data_structures
label_desc: Use image node_id 3 for calling the MetricSavedModelSaver obj's underlying member method code with example usage: obj._get_serialized_attributes_internal(unused_serialization_cache) and returns: dict,  dict