code: def _update_start_end_indices_to_stroll_type(
      self, series_list: List[pd.Series]
  ):
      # update the start and end times to the sequence datatype
      self.start, self.end = np.searchsorted(
          series_list[0].index.values,
          [self.start.to_datetime64(), self.end.to_datetime64()],
          "left",
      )
  
imports: from __future__ import annotations
  import time
  import warnings
  from abc import ABC, abstractmethod
  from collections import namedtuple
  from typing import List, Optional, Tuple, TypeVar, Union
  import numpy
  import pandas
  from ...utils.attribute_parsing import AttributeParser, DataType
  from ...utils.data import SUPPORTED_STROLL_TYPES, to_list, to_series_list, to_tuple
  from ...utils.time import timedelta_to_str
  from ..function_wrapper import FuncWrapper, _get_name
  from ..logger import logger
  from ..utils import _check_start_end_array, _determine_bounds
label_desc: Use image node_id 3 for calling the TimeIndexSampleStridedRolling obj's underlying member method code with example usage: obj._update_start_end_indices_to_stroll_type(series_list) without return types