code: def test_SM_read_invalid_path_and_singleprint(self):
      with self.assertRaises(metrics.MetricException) as excinfo:
          metrics.SetReadPathAndSingleprint(path="", singleprint="bar")
      self.assertRegex(
          str(excinfo.exception),
          "Invalid path_and_singleprint argument. Empty path.",
      )
  
      with self.assertRaises(metrics.MetricException) as excinfo:
          metrics.SetReadPathAndSingleprint(path="foo", singleprint="")
      self.assertRegex(
          str(excinfo.exception),
          "Invalid path_and_singleprint argument. Empty singleprint.",
      )
  
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 17 for calling the MetricsTest obj's underlying member method code with example usage: obj.test_SM_read_invalid_path_and_singleprint() without return types