0
的简明方式,使我有很多的表与SQLAlchemy的,定义很多相似的类/表
Base = declarative_base()
class Thing(Base):
__tablename__ = 'thing'
uid = Column(Integer, Sequence('Thing_id_seq'), primary_key=True)
name = Column(String)
def __repr__(self):
return "something"
class ThingEntry(Base):
__tablename__ = 'thingentry'
uid = Column(Integer, Sequence('ThingEntry_id_seq'), primary_key=True)
foo = Column(Integer, ForeignKey('foo.uid'))
entity = Column(Integer, ForeignKey('thing'))
class Quu(Base):
__tablename__ = 'quu'
uid = Column(Integer, Sequence('Quu_id_seq'), primary_key=True)
name = Column(String)
description = Column(String)
def __repr__(self):
return "something"
class QuuEntry(Base):
__tablename__ = 'quuentry'
uid = Column(Integer, Sequence('QuuEntry_id_seq'), primary_key=True)
foo = Column(Integer, ForeignKey('foo.uid'))
entity = Column(Integer, ForeignKey('quu'))
什么是定义所有这些类/表的一些更简洁的方式一般stucture?这种方法有很多代码重复/自我重复。
我想某种继承的,这样我可以把这些代码到
class Thing(Base):
pass
class ThingEntry(Base):
pass
class Quu(Base):
description = Column(String)
class QuuEntry(Base):
pass
具有一些特殊的自动分配其他值(__tablename__
,uid
,foo
等),但我我不确定这是可能的还是最佳的。