23 lines
566 B
Python
23 lines
566 B
Python
from sqlalchemy import Column, Integer, Boolean, ForeignKey
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from ._base import Entity, entity_types_registry
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if not entity_types_registry.get('Device'):
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class Device(Entity):
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__tablename__ = 'device'
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id = Column(
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Integer, ForeignKey(Entity.id, ondelete='CASCADE'), primary_key=True
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)
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reachable = Column(Boolean, default=True)
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__mapper_args__ = {
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'polymorphic_identity': __tablename__,
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}
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entity_types_registry['Device'] = Device
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else:
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Device = entity_types_registry['Device']
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