code: def test_dt_accessor_api(self):
      # GH 9322
      from pandas.core.indexes.accessors import (
          CombinedDatetimelikeProperties,
          DatetimeProperties,
      )
  
      assert Series.dt is CombinedDatetimelikeProperties
  
      ser = Series(date_range("2000-01-01", periods=3))
      assert isinstance(ser.dt, DatetimeProperties)
  
imports: import calendar
  from datetime import date, datetime, time
  import locale
  import unicodedata
  import numpy
  import pytest
  import pytz
  from pandas._libs.tslibs.timezones import maybe_get_tz
  from pandas.errors import SettingWithCopyError
  from pandas.core.dtypes.common import is_integer_dtype, is_list_like
  import pandas
  from pandas import DataFrame, DatetimeIndex, Index, Period, PeriodIndex, Series, TimedeltaIndex, date_range, period_range, timedelta_range
  import pandas._testing
  from pandas.core.arrays import DatetimeArray, PeriodArray, TimedeltaArray
label_desc: Use image node_id 30 for calling the TestSeriesDatetimeValues obj's underlying member method code with example usage: obj.test_dt_accessor_api() without return types