# -*- coding: utf-8 -*-
###########################################################################
# Copyright (c), The AiiDA team. All rights reserved. #
# This file is part of the AiiDA code. #
# #
# The code is hosted on GitHub at https://github.com/aiidateam/aiida_core #
# For further information on the license, see the LICENSE.txt file #
# For further information please visit http://www.aiida.net #
###########################################################################
from sqlalchemy.schema import Column
from sqlalchemy.types import Integer, DateTime, String
from aiida.utils import timezone
from aiida.backends.sqlalchemy.models.base import Base
from aiida.common.exceptions import ValidationError
[docs]class DbLock(Base):
__tablename__ = "db_dblock"
key = Column(String(255), primary_key=True)
creation = Column(DateTime(timezone=True), default=timezone.now)
timeout = Column(Integer)
owner = Column(String(255))
def __init__(self, **kwargs):
if 'owner' not in kwargs or not kwargs["owner"]:
raise ValidationError("The field owner can't be empty")
self.__init__(**kwargs)