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Location: kallithea/rhodecode/lib/dbmigrate/migrate/changeset/__init__.py - annotation

Mads Kiilerich
compare: move get_changesets to compare controller where it is used - 2nd half that was lost in 6c79bfcd3b54

That is a better location than the pull request model. It should probably be
split up and moved to the backend specific Repository classes.
"""
   This module extends SQLAlchemy and provides additional DDL [#]_
   support.

   .. [#] SQL Data Definition Language
"""
import re
import warnings

import sqlalchemy
from sqlalchemy import __version__ as _sa_version

warnings.simplefilter('always', DeprecationWarning)

_sa_version = tuple(int(re.match("\d+", x).group(0))
                    for x in _sa_version.split("."))
SQLA_06 = _sa_version >= (0, 6)
SQLA_07 = _sa_version >= (0, 7)

del re
del _sa_version

from rhodecode.lib.dbmigrate.migrate.changeset.schema import *
from rhodecode.lib.dbmigrate.migrate.changeset.constraint import *

sqlalchemy.schema.Table.__bases__ += (ChangesetTable,)
sqlalchemy.schema.Column.__bases__ += (ChangesetColumn,)
sqlalchemy.schema.Index.__bases__ += (ChangesetIndex,)

sqlalchemy.schema.DefaultClause.__bases__ += (ChangesetDefaultClause,)