code: def test_get_metric_name_saved_metric():
      assert get_metric_name(STR_METRIC) == "my_metric"
      assert (
          get_metric_name(STR_METRIC, {STR_METRIC: "My Metric"})
          == "My Metric"
      )
  
file_path: superset/tests/unit_tests/core_tests.py
imports: from copy import deepcopy
  import pytest
  from superset.utils.core import AdhocColumn, AdhocMetric, ExtraFiltersReasonType, ExtraFiltersTimeColumnType, GenericDataType, get_column_name, get_column_names, get_metric_name, get_metric_names, get_time_filter_status, is_adhoc_metric
  from tests.unit_tests.fixtures.datasets import get_dataset_mock
label_desc: Use image node_id 1 for calling a global function with example usage: test_get_metric_name_saved_metric() without return types