code: def test_time_cutoff_with_different_timezones():
      df = pd.DataFrame(
          {
              "date": [
                  "2018-01-02 00:00:00+02:00",
                  "2021-05-26 00:00:00+03:00",
                  "2018-03-20 00:00:00+02:00",
                  "2018-01-29 00:00:00+02:00",
                  "2018-02-12 00:00:00+02:00",
                  "2018-10-02 00:00:00+03:00",
                  "2019-09-18 00:00:00+03:00",
                  "2022-03-09 00:00:00+02:00",
                  "2022-06-02 00:00:00+03:00",
                  "2021-09-27 00:00:00+03:00",
              ]
          }
      )
      df["date"] = pd.to_datetime(df["date"])
      converter = DateTimeSearchKeyConverter("date")
      dataset = converter.convert(df)
  
      expected_df = pd.DataFrame(
          {
              "date": [
                  "2018-01-02",
                  "2021-05-26",
                  "2018-03-20",
                  "2018-01-29",
                  "2018-02-12",
                  "2018-10-02",
                  "2019-09-18",
                  "2022-03-09",
                  "2022-06-02",
                  "2021-09-27",
              ]
          }
      )
      expected_df = converter.convert(expected_df)
      assert_frame_equal(dataset, expected_df)
  
imports: import ipaddress
  import random
  from datetime import date, datetime
  import numpy
  import pandas
  import pytest
  from pandas.testing import assert_frame_equal
  from upgini import Dataset, FileColumnMeaningType
  from upgini.errors import ValidationError
  from upgini.metadata import ModelTaskType, SearchKey
  from upgini.resource_bundle import bundle
  from upgini.utils.datetime_utils import DateTimeSearchKeyConverter
  from upgini.utils.email_utils import EmailSearchKeyConverter
  from upgini.utils.features_validator import FeaturesValidator
  from upgini.utils.warning_counter import WarningCounter
label_desc: Use image node_id 26 for calling a global function with example usage: test_time_cutoff_with_different_timezones() without return types