code: def test_dti_tz_localize_ambiguous_infer(self, tz):
      # November 6, 2011, fall back, repeat 2 AM hour
      # With no repeated hours, we cannot infer the transition
      dr = date_range(
          datetime(2011, 11, 6, 0), periods=5, freq=offsets.Hour()
      )
      with pytest.raises(
          pytz.AmbiguousTimeError, match="Cannot infer dst time"
      ):
          dr.tz_localize(tz)
  
imports: from datetime import datetime, timedelta
  import dateutil.tz
  from dateutil.tz import gettz
  import numpy
  import pytest
  import pytz
  from pandas import DatetimeIndex, Timestamp, bdate_range, date_range, offsets, to_datetime
  import pandas._testing
label_desc: Use image node_id 4 for calling the TestTZLocalize obj's underlying member method code with example usage: obj.test_dti_tz_localize_ambiguous_infer(tz) without return types