# -*- 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 __future__ import division
from __future__ import print_function
from __future__ import absolute_import
from sqlalchemy.dialects.postgresql import UUID, JSONB
from sqlalchemy.schema import Column
from sqlalchemy.types import Integer, String, Text
from aiida.backends.sqlalchemy.models.base import Base
from aiida.common.utils import get_new_uuid
[docs]class DbComputer(Base):
__tablename__ = 'db_dbcomputer'
id = Column(Integer, primary_key=True)
uuid = Column(UUID(as_uuid=True), default=get_new_uuid, unique=True)
name = Column(String(255), unique=True, nullable=False)
hostname = Column(String(255))
description = Column(Text, nullable=True)
scheduler_type = Column(String(255))
transport_type = Column(String(255))
_metadata = Column('metadata', JSONB)
def __init__(self, *args, **kwargs):
self._metadata = {}
# TODO SP: it's supposed to be nullable, but there is a NOT constraint inside the DB.
self.description = ''
# If someone passes metadata in **kwargs we change it to _metadata
if 'metadata' in kwargs.keys():
kwargs['_metadata'] = kwargs.pop('metadata')
super(DbComputer, self).__init__(*args, **kwargs)
@property
def pk(self):
return self.id
[docs] def __str__(self):
return '{} ({})'.format(self.name, self.hostname)