code: def define_tables(cls, metadata):
      foo = Table(
          "foo",
          metadata,
          Column("a", String(30), primary_key=1),
          Column("b", String(30), nullable=0),
      )
  
      cls.tables.bar = foo.select().where(foo.c.b == "bar").alias("bar")
      cls.tables.baz = foo.select().where(foo.c.b == "baz").alias("baz")
  
file_path: sqlalchemy/test/orm/inheritance/test_selects.py
imports: from sqlalchemy import ForeignKey
  from sqlalchemy import Integer
  from sqlalchemy import select
  from sqlalchemy import String
  from sqlalchemy.orm import Session
  from sqlalchemy.testing import eq_
  from sqlalchemy.testing import fixtures
  from sqlalchemy.testing.entities import ComparableEntity
  from sqlalchemy.testing.fixtures import fixture_session
  from sqlalchemy.testing.schema import Column
  from sqlalchemy.testing.schema import Table
label_desc: Use image node_id 1 for calling the InheritingSelectablesTest obj's underlying member method code with example usage: obj.define_tables(cls, metadata) without return types