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13 lines
359 B
Python
13 lines
359 B
Python
# -*- coding: utf-8 -*-
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from sqlalchemy.orm import DeclarativeBase
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from sqlalchemy.ext.asyncio import AsyncAttrs
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class ModelBase(AsyncAttrs, DeclarativeBase):
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"""
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SQLAlchemy 基础模型类
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继承自 AsyncAttrs 和 DeclarativeBase,提供异步操作支持
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"""
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__abstract__ = True # 声明为抽象基类,不会创建实际数据库表
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