# -*- 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 # ########################################################################### # pylint: disable=invalid-name """Update all link labels with the value `_return` which is the legacy default single link label. The old process functions used to use `_return` as the default link label, however, since labels that start or end with and underscore are illegal because they are used for namespacing. Revision ID: 118349c10896 Revises: 91b573400be5 Create Date: 2019-11-21 09:43:45.006053 """ # pylint: disable=no-member,no-name-in-module,import-error from alembic import op from sqlalchemy.sql import text # revision identifiers, used by Alembic. revision = '118349c10896' down_revision = '91b573400be5' branch_labels = None depends_on = None [docs]def upgrade(): """Migrations for the upgrade.""" conn = op.get_bind() # The old process functions used to use `_return` as the default link label, however, since labels that start or end # with and underscore are illegal. statement = text(""" UPDATE db_dblink SET label='result' WHERE label = '_return'; """) conn.execute(statement) [docs]def downgrade(): """Migrations for the downgrade."""