code: def test_MultipleMetrics(self) -> None:
      # Create copy of online metric for offline
      online_metric = copy(self.experiment.metrics["m1"])
      online_metric._name = "m3"
      self.experiment.add_tracking_metric(online_metric, "type2", "m4")
      tconfig = tconfig_from_mt_experiment(self.experiment)
      ConvertMetricNames(
          None, observations=self.observations, config=tconfig
      )
  
file_path: Ax/ax/modelbridge/transforms/tests/test_convert_metric_names_transform.py
imports: from copy import copy
  from ax.core.observation import observations_from_data
  from ax.modelbridge.transforms.convert_metric_names import convert_mt_observations, ConvertMetricNames, tconfig_from_mt_experiment
  from ax.utils.common.testutils import TestCase
  from ax.utils.testing.core_stubs import get_multi_type_experiment
label_desc: Use image node_id 4 for calling the ConvertMetricNamesTest obj's underlying member method code with example usage: obj.test_MultipleMetrics() without return types