from sqlalchemy import create_engine
from sqlalchemy.ext.declarative import declarative_base
from sqlalchemy.orm import sessionmaker

from api import config


zen_engine = create_engine(config.ZEN_DB_URL, **config.DB_ENGINE_SETTINGS)
OrchardZenBaseModel = declarative_base()
zen_session = sessionmaker(bind=zen_engine, expire_on_commit=False)