code: def test_full_format_converters(self):
      def conv(v):
          return v.astype("m8[ns]")
  
      d1 = np.timedelta64(1, "D")
  
      assert Timedelta("1days") == conv(d1)
      assert Timedelta("1days,") == conv(d1)
      assert Timedelta("- 1days,") == -conv(d1)
  
      assert Timedelta("00:00:01") == conv(np.timedelta64(1, "s"))
      assert Timedelta("06:00:01") == conv(
          np.timedelta64(6 * 3600 + 1, "s")
      )
      assert Timedelta("06:00:01.0") == conv(
          np.timedelta64(6 * 3600 + 1, "s")
      )
      assert Timedelta("06:00:01.01") == conv(
          np.timedelta64(1000 * (6 * 3600 + 1) + 10, "ms")
      )
  
      assert Timedelta("- 1days, 00:00:01") == conv(
          -d1 + np.timedelta64(1, "s")
      )
      assert Timedelta("1days, 06:00:01") == conv(
          d1 + np.timedelta64(6 * 3600 + 1, "s")
      )
      assert Timedelta("1days, 06:00:01.01") == conv(
          d1 + np.timedelta64(1000 * (6 * 3600 + 1) + 10, "ms")
      )
  
      # invalid
      msg = "have leftover units"
      with pytest.raises(ValueError, match=msg):
          Timedelta("- 1days, 00")
  
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 12 for calling the TestTimedeltas obj's underlying member method code with example usage: obj.test_full_format_converters() and returns: v