22 lines
599 B
Python
22 lines
599 B
Python
from sqlalchemy import create_engine, func
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from sqlalchemy.orm import scoped_session, sessionmaker
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session = scoped_session(sessionmaker())
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def init_db(db_url):
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session.configure(bind=get_engine(db_url))
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def get_engine(db_url):
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return create_engine(db_url, pool_recycle=3600, pool_size=20, max_overflow=40)
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def init_app(app, echo=False):
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db_url = app.config['DB_URL']
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session.configure(bind=get_engine(db_url, echo=echo))
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@app.teardown_appcontext
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def shutdown_session(exception=None):
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session.remove()
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def now_utc():
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return func.timezone('utc', func.now())
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