code: def test_dt_accessor_updates_on_inplace(self):
      ser = Series(date_range("2018-01-01", periods=10))
      ser[2] = None
      return_value = ser.fillna(
          pd.Timestamp("2018-01-01"), inplace=True
      )
      assert return_value is None
      result = ser.dt.date
      assert result[0] == result[2]
  
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 32 for calling the TestSeriesDatetimeValues obj's underlying member method code with example usage: obj.test_dt_accessor_updates_on_inplace() without return types