code: def test_timedelta_range_deprecated_freq(
      self, freq_depr, start, end, expected_values, expected_freq
  ):
      # GH#52536
      msg = f"'{freq_depr[-1]}' is deprecated and will be removed in a future version."
  
      with tm.assert_produces_warning(FutureWarning, match=msg):
          result = timedelta_range(start=start, end=end, freq=freq_depr)
      expected = TimedeltaIndex(
          expected_values, dtype="timedelta64[ns]", freq=expected_freq
      )
      tm.assert_index_equal(result, expected)
  
file_path: pandas/pandas/tests/indexes/timedeltas/test_timedelta_range.py
imports: import numpy
  import pytest
  from pandas import Timedelta, TimedeltaIndex, timedelta_range, to_timedelta
  import pandas._testing
  from pandas.tseries.offsets import Day, Second
label_desc: Use image node_id 9 for calling the TestTimedeltas obj's underlying member method code with example usage: obj.test_timedelta_range_deprecated_freq(freq_depr, start, end, expected_values, expected_freq) without return types