platypush/platypush/entities/devices.py

24 lines
544 B
Python

from sqlalchemy import Column, Integer, Boolean, ForeignKey
from platypush.common.db import Base
from ._base import Entity
if 'device' not in Base.metadata:
class Device(Entity):
"""
Base class to model device entities.
"""
__tablename__ = 'device'
id = Column(
Integer, ForeignKey(Entity.id, ondelete='CASCADE'), primary_key=True
)
reachable = Column(Boolean, default=True)
__mapper_args__ = {
'polymorphic_identity': __tablename__,
}