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# -*- coding: utf-8 -*-
from sqlalchemy import create_engine
from sqlalchemy import Column, Integer, String
from sqlalchemy.orm import sessionmaker
from sqlalchemy.ext.declarative import declared_attr, declarative_base
class BaseModelMixin(object):
@declared_attr
def __tablename__(self):
return self.__name__.lower()
# __table_args__ = {'mysql_engine': 'InnoDB'}
id = Column(Integer, primary_key=True)
BaseModel = declarative_base(cls=BaseModelMixin)
class MyMixin(object):
@declared_attr
def __tablename__(self):
return self.__name__.lower()
# __table_args__ = {'mysql_engine': 'InnoDB'}
__mapper_args__= {'always_refresh': True}
id = Column(Integer, primary_key=True)
# example:
class MyModel(MyMixin, BaseModel):
__tablename__ = 'mymodel'
name = Column(String(20))
fullname = Column(String(32))
password = Column(String(32))
# if __name__ == "__main__":
engine = create_engine('sqlite:///test.db')
BaseModel.metadata.create_all(engine, checkfirst=True)
Session = sessionmaker(bind=engine)
session = Session()
ed_user = MyModel(name='ed', fullname='Ed Jones', password='edspassword')
session.add(ed_user)
session.add_all(
[
MyModel(name='wendy', fullname='Wendy Williams', password='foobar'),
MyModel(name='mary', fullname='Mary Contrary', password='xxg527'),
MyModel(name='fred', fullname='Fred Flinstone', password='blah')
]
)
session.commit()
# our_user = session.query(MyModel).filter_by(name='ed').first()
# print(our_user)