code: def test_pickle(self):
      v = Timedelta("1 days 10:11:12.0123456")
      v_p = tm.round_trip_pickle(v)
      assert v == v_p
  
imports: from datetime import timedelta
  import sys
  from hypothesis import given, strategies
  import numpy
  import pytest
  from pandas._libs import lib
  from pandas._libs.tslibs import NaT, iNaT
  from pandas._libs.tslibs.dtypes import NpyDatetimeUnit
  from pandas.errors import OutOfBoundsTimedelta
  from pandas import Timedelta, to_timedelta
  import pandas._testing
label_desc: Use image node_id 13 for calling the TestTimedeltas obj's underlying member method code with example usage: obj.test_pickle() without return types