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from sqlalchemy import (
Column,
Index,
Integer,
Text,
)
from sqlalchemy.ext.declarative import declarative_base
from sqlalchemy.orm import (
scoped_session,
sessionmaker,
)
from zope.sqlalchemy import ZopeTransactionExtension
DBSession = scoped_session(sessionmaker(extension=ZopeTransactionExtension()))
Base = declarative_base()
class MyModel(Base):
__tablename__ = 'models'
id = Column(Integer, primary_key=True)
name = Column(Text)
value = Column(Integer)
Index('my_index', MyModel.name, unique=True, mysql_length=255)
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