sqlalchemy-unchained | Enhanced declarative models for SQLAlchemy | JSON Processing library

import sqlalchemy as sa

from py_meta_utils import McsArgs
from sqlalchemy import func as sa_func
from sqlalchemy_unchained import ColumnMetaOption


class CreatedAtColumnMetaOption(ColumnMetaOption):
    def __init__(self, name='created_at', default  

# your_package/models.py

from . import db


class Parent(db.Model):
    name = db.Column(db.String, nullable=False)

    children = db.relationship('Child', back_populates='parent')


class Child(db.Model):
    name = db.Column(db.String, nullable=F  

from your_package import db


class YourModel(db.Model):
   first_name = db.Column(db.String, info=dict(required=True))
   middle_name = db.Column(db.String, info=dict(required='a custom message'))
   last_name = db.Column(db.String, info=dict(valida