code: def test_parse_expected_yaml(self):
      metrics_cache_obj = MetricsCacheYamlImpl(
          os.path.join(dir_path, "metrics.yaml")
      )
      expected_dict = {
          "mode": "prometheus",
          "dimensions": ["model_name", "host_name", "host"],
          "ts_metrics": {
              "counter": [
                  {
                      "name": "CounterTsMetricExample",
                      "unit": "ms",
                      "dimensions": ["model_name", "host_name"],
                  }
              ],
              "gauge": [
                  {
                      "name": "GaugeTsMetricExample",
                      "unit": "ms",
                      "dimensions": ["model_name", "host_name"],
                  }
              ],
              "histogram": [
                  {
                      "name": "HistogramTsMetricExample",
                      "unit": "ms",
                      "dimensions": ["model_name", "host_name"],
                  }
              ],
          },
          "model_metrics": {
              "counter": [
                  {
                      "name": "InferenceTimeInMS",
                      "unit": "ms",
                      "dimensions": ["model_name", "host"],
                  },
                  {
                      "name": "NumberOfMetrics",
                      "unit": "count",
                      "dimensions": ["model_name", "host_name"],
                  },
              ],
              "gauge": [
                  {
                      "name": "GaugeModelMetricNameExample",
                      "unit": "ms",
                      "dimensions": ["model_name", "host"],
                  }
              ],
              "histogram": [
                  {
                      "name": "HistogramModelMetricNameExample",
                      "unit": "ms",
                      "dimensions": ["model_name", "host"],
                  }
              ],
          },
      }
      assert expected_dict == metrics_cache_obj._parsed_file
  
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 TestParseYaml obj's underlying member method code with example usage: obj.test_parse_expected_yaml() without return types