26 lines
595 B
Python
26 lines
595 B
Python
from sqlalchemy import create_engine, func
|
|
from sqlalchemy.orm import scoped_session, sessionmaker
|
|
|
|
session = scoped_session(sessionmaker())
|
|
|
|
|
|
def init_db(db_url):
|
|
session.configure(bind=get_engine(db_url))
|
|
|
|
|
|
def get_engine(db_url, echo=False):
|
|
return create_engine(db_url, pool_recycle=3600, echo=echo)
|
|
|
|
|
|
def init_app(app, echo=False):
|
|
db_url = app.config["DB_URL"]
|
|
session.configure(bind=get_engine(db_url, echo=echo))
|
|
|
|
@app.teardown_appcontext
|
|
def shutdown_session(exception=None):
|
|
session.remove()
|
|
|
|
|
|
def now_utc():
|
|
return func.timezone("utc", func.now())
|