from datetime import datetime from extensions import db class PhotoModel(db.Model): __tablename__ = 'file_photo' id = db.Column(db.Integer, primary_key=True) name = db.Column(db.String(255), nullable=False) href = db.Column(db.String(255)) mime = db.Column(db.CHAR(50), nullable=False) size = db.Column(db.CHAR(30), nullable=False) create_at = db.Column(db.DateTime, default=datetime.now, comment='创建时间') update_at = db.Column(db.DateTime, default=datetime.now, onupdate=datetime.now, comment='更新时间')