code: def test_convert_inspector_columns(
      cols: list[SQLAColumnType],
      expected_result: list[ResultSetColumnType],
  ):
      from superset.db_engine_specs.base import (
          convert_inspector_columns,
      )
  
      assert convert_inspector_columns(cols) == expected_result
  
file_path: superset/tests/unit_tests/db_engine_specs/test_base.py
imports: from textwrap import dedent
  from typing import Any, Optional
  import pytest
  from sqlalchemy import types
  from superset.superset_typing import ResultSetColumnType, SQLAColumnType
  from superset.utils.core import GenericDataType
  from tests.unit_tests.db_engine_specs.utils import assert_column_spec
label_desc: Use image node_id 6 for calling a global function with example usage: test_convert_inspector_columns(cols, expected_result) without return types