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

Marcin Kuzminski
Added extra check for very large diffs in changesets, sometimes for very large diffs the diff parser could kill CPU.
"""
   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)

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,)