code: def test_add_initially_deferrable_nochange_one(self):
      diffs = self._fk_opts_fixture(
          {"deferrable": True, "initially": "immediate"},
          {"deferrable": True, "initially": "immediate"},
      )
  
      eq_(diffs, [])
  
imports: from sqlalchemy import Column
  from sqlalchemy import ForeignKeyConstraint
  from sqlalchemy import Integer
  from sqlalchemy import MetaData
  from sqlalchemy import String
  from sqlalchemy import Table
  from ._autogen_fixtures import AutogenFixtureTest
  from ...testing import combinations
  from ...testing import config
  from ...testing import eq_
  from ...testing import mock
  from ...testing import TestBase
label_desc: Use image node_id 19 for calling the AutogenerateFKOptionsTest obj's underlying member method code with example usage: obj.test_add_initially_deferrable_nochange_one() without return types