nex_basse/backend/app/models/base.py

16 lines
507 B
Python

from datetime import datetime
from sqlalchemy.orm import DeclarativeBase, Mapped, mapped_column
from sqlalchemy import DateTime
MYSQL_TABLE_ARGS = {"mysql_charset": "utf8mb4", "mysql_collate": "utf8mb4_unicode_ci"}
class Base(DeclarativeBase):
pass
class TimestampMixin:
created_at: Mapped[datetime] = mapped_column(DateTime, default=datetime.utcnow, nullable=False)
updated_at: Mapped[datetime] = mapped_column(DateTime, default=datetime.utcnow, onupdate=datetime.utcnow, nullable=False)