1from sqlalchemy import (
2    Column,
3    Index,
4    Integer,
5    Text,
6)
7
8from .meta import Base
9
10
11class MyModel(Base):
12    __tablename__ = 'models'
13    id = Column(Integer, primary_key=True)
14    name = Column(Text)
15    value = Column(Integer)
16
17
18Index('my_index', MyModel.name, unique=True, mysql_length=255)
19