# -*- coding: utf-8 -*-
###########################################################################
# 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

# The old process functions used to use _return as the default link label, however, since labels that start or end