code: def test_no_change_colkeys(self):
      m1 = MetaData()
      m2 = MetaData()
  
      Table(
          "some_table",
          m1,
          Column("id_1", String(10), primary_key=True),
          Column("id_2", String(10), primary_key=True),
      )
  
      Table(
          "user",
          m1,
          Column("id", Integer, primary_key=True),
          Column("other_id_1", String(10)),
          Column("other_id_2", String(10)),
          ForeignKeyConstraint(
              ["other_id_1", "other_id_2"],
              ["some_table.id_1", "some_table.id_2"],
          ),
      )
  
      Table(
          "some_table",
          m2,
          Column("id_1", String(10), key="tid1", primary_key=True),
          Column("id_2", String(10), key="tid2", primary_key=True),
      )
  
      Table(
          "user",
          m2,
          Column("id", Integer, primary_key=True),
          Column("other_id_1", String(10), key="oid1"),
          Column("other_id_2", String(10), key="oid2"),
          ForeignKeyConstraint(
              ["oid1", "oid2"], ["some_table.tid1", "some_table.tid2"]
          ),
      )
  
      diffs = self._fixture(m1, m2)
  
      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 9 for calling the AutogenerateForeignKeysTest obj's underlying member method code with example usage: obj.test_no_change_colkeys() without return types