code: def test_get_metric_passing(self):
      metrics_cache_obj = MetricsCacheYamlImpl(
          os.path.join(dir_path, "metrics.yaml")
      )
      metrics_cache_obj.add_metric_to_cache(
          metric_name="test_get_metric_passing",
          unit="ms",
          dimension_names=["ModelName", "Host"],
          metric_type=MetricTypes.GAUGE,
      )
      temp_metrics = metrics_cache_obj.get_metric(
          "test_get_metric_passing",
          MetricTypes.GAUGE,
      )
      assert temp_metrics.metric_name == "test_get_metric_passing"
      assert isinstance(temp_metrics.dimension_names, list)
      assert temp_metrics.unit == "Milliseconds"
  
imports: import os
  import uuid
  import pytest
  import ts.metrics.metric_cache_errors
  from ts.metrics.caching_metric import CachingMetric
  from ts.metrics.dimension import Dimension
  from ts.metrics.metric_cache_yaml_impl import MetricsCacheYamlImpl
  from ts.metrics.metric_type_enum import MetricTypes
label_desc: Use image node_id 1 for calling the TestGetMetrics obj's underlying member method code with example usage: obj.test_get_metric_passing() without return types