code: def test_SM_read_fingerprint(self):
      self.assertEqual(metrics.GetReadFingerprint(), "")
      metrics.SetReadFingerprint(
          fingerprint=self._get_serialized_fingerprint_def()
      )
      read_fingerprint = metrics.GetReadFingerprint()
      self.assertIn('"saved_model_checksum" : 1', read_fingerprint)
      self.assertIn('"graph_def_program_hash" : 2', read_fingerprint)
      self.assertIn('"signature_def_hash" : 3', read_fingerprint)
      self.assertIn('"saved_object_graph_hash" : 4', read_fingerprint)
      self.assertIn('"checkpoint_hash" : 5', read_fingerprint)
  
imports: import os
  from tensorflow.core.framework import summary_pb2
  from tensorflow.core.framework import versions_pb2
  from tensorflow.core.protobuf import fingerprint_pb2
  from tensorflow.python.eager import test
  from tensorflow.python.saved_model.pywrap_saved_model import metrics
label_desc: Use image node_id 12 for calling the MetricsTest obj's underlying member method code with example usage: obj.test_SM_read_fingerprint() without return types