e11a9e5cba
- add SQLA_07 predicate in migrate/changeset/__init__.py - use Table._columns instead of Table.c when removing columns in migrate/changeset/schema.py
30 lines
777 B
Python
30 lines
777 B
Python
"""
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This module extends SQLAlchemy and provides additional DDL [#]_
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support.
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.. [#] SQL Data Definition Language
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"""
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import re
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import warnings
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import sqlalchemy
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from sqlalchemy import __version__ as _sa_version
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warnings.simplefilter('always', DeprecationWarning)
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_sa_version = tuple(int(re.match("\d+", x).group(0)) for x in _sa_version.split("."))
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SQLA_06 = _sa_version >= (0, 6)
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SQLA_07 = _sa_version >= (0, 7)
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del re
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del _sa_version
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from migrate.changeset.schema import *
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from migrate.changeset.constraint import *
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sqlalchemy.schema.Table.__bases__ += (ChangesetTable, )
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sqlalchemy.schema.Column.__bases__ += (ChangesetColumn, )
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sqlalchemy.schema.Index.__bases__ += (ChangesetIndex, )
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sqlalchemy.schema.DefaultClause.__bases__ += (ChangesetDefaultClause, )
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