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import logging
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import datetime
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from sqlalchemy import *
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from sqlalchemy.exc import DatabaseError
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from sqlalchemy.orm import relation, backref, class_mapper, joinedload
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from sqlalchemy.orm.session import Session
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from sqlalchemy.ext.declarative import declarative_base
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from rhodecode.lib.dbmigrate.migrate import *
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from rhodecode.lib.dbmigrate.migrate.changeset import *
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from rhodecode.lib.utils2 import str2bool
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from rhodecode.model.meta import Base
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from rhodecode.model import meta
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from rhodecode.lib.dbmigrate.versions import _reset_base, notify
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log = logging.getLogger(__name__)
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def upgrade(migrate_engine):
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"""
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Upgrade operations go here.
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Don't create your own engine; bind migrate_engine to your metadata
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"""
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_reset_base(migrate_engine)
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from rhodecode.lib.dbmigrate.schema import db_2_3_0_0
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tbl = db_2_3_0_0.ChangesetComment.__table__
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renderer = Column('renderer', Unicode(64), nullable=True)
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renderer.create(table=tbl)
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def downgrade(migrate_engine):
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meta = MetaData()
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meta.bind = migrate_engine
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