Перенесено из репозитария SpecialistOff.NET

myapp/models/__init__.py

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+#!/usr/bin/env python3
+# -*- coding: UTF-8 -*-
+
+__author__ = 'RemiZOffAlex'
+__copyright__ = '(c) RemiZOffAlex'
+__license__ = 'MIT'
+__email__ = 'remizoffalex@mail.ru'
+
+from sqlalchemy import create_engine
+from sqlalchemy.orm import scoped_session, sessionmaker
+from sqlalchemy.ext.declarative import declarative_base
+from sqlalchemy_utils import database_exists, create_database
+
+from .. import app
+
+engine = create_engine(app.config['SQLALCHEMY_DATABASE_URI'], echo=True)
+if not database_exists(engine.url):
+    create_database(engine.url)
+
+db_session = scoped_session(sessionmaker(autocommit=False,
+                                         autoflush=False,
+                                         bind=engine))
+Base = declarative_base()
+Base.query = db_session.query_property()
+
+# Пользователи
+from .users import User
+
+# IP
+from .ip import IP
+
+# ACL
+from .acl import (
+    ObjectPermission,
+    RolePermission,
+    RoleSetPermission,
+    UserPermission,
+    UserRole,
+    IPPermission
+)
+
+Base.metadata.create_all(engine)
+
+__all__ = [
+    'db_session'
+]