code: def test_tdi_shift_int(self):
      # GH#8083
      tdi = pd.to_timedelta(range(5), unit="d")
      trange = tdi._with_freq("infer") + pd.offsets.Hour(1)
      result = trange.shift(1)
      expected = TimedeltaIndex(
          [
              "1 days 01:00:00",
              "2 days 01:00:00",
              "3 days 01:00:00",
              "4 days 01:00:00",
              "5 days 01:00:00",
          ],
          freq="D",
      )
      tm.assert_index_equal(result, expected)
  
file_path: pandas/pandas/tests/indexes/timedeltas/methods/test_shift.py
imports: import pytest
  from pandas.errors import NullFrequencyError
  import pandas
  from pandas import TimedeltaIndex
  import pandas._testing
label_desc: Use image node_id 4 for calling the TestTimedeltaIndexShift obj's underlying member method code with example usage: obj.test_tdi_shift_int() without return types