20 lines
598 B
Python

from datetime import datetime
from sqlalchemy import Column, DateTime, Integer
from sqlalchemy.ext.declarative import declared_attr
from sqlalchemy.orm import DeclarativeBase
class Base(DeclarativeBase):
"""Base class for SQLAlchemy models."""
@declared_attr.directive
def __tablename__(cls) -> str:
return cls.__name__.lower()
id = Column(Integer, primary_key=True, index=True)
created_at = Column(DateTime, default=datetime.utcnow, nullable=False)
updated_at = Column(
DateTime, default=datetime.utcnow, onupdate=datetime.utcnow, nullable=False
)