blivechat/models/database.py
2022-02-28 20:17:20 +08:00

26 lines
601 B
Python

# -*- coding: utf-8 -*-
from typing import *
import sqlalchemy.ext.declarative
import sqlalchemy.orm
import config
OrmBase = sqlalchemy.ext.declarative.declarative_base()
_engine = None
_DbSession: Optional[Type[sqlalchemy.orm.Session]] = None
def init(_debug):
cfg = config.get_config()
global _engine, _DbSession
# engine = sqlalchemy.create_engine(cfg.database_url, echo=debug)
_engine = sqlalchemy.create_engine(cfg.database_url)
_DbSession = sqlalchemy.orm.sessionmaker(bind=_engine)
OrmBase.metadata.create_all(_engine)
def get_session():
return _DbSession()