27 lines
1.2 KiB
Python
27 lines
1.2 KiB
Python
# database.py - creates the database session, declares Base object, defines init_db()
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from sqlalchemy import create_engine
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from sqlalchemy.orm import scoped_session, sessionmaker
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from sqlalchemy.ext.declarative import declarative_base
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from sqlalchemy.pool import StaticPool
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engine = create_engine('sqlite:///jobstore.db',
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poolclass=StaticPool,
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connect_args={'check_same_thread':False},
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convert_unicode=True)
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db_session = scoped_session(sessionmaker(autocommit=False,
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autoflush=False,
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bind=engine))
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db_session.execute("PRAGMA journal_mode = DELETE")
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db_session.execute("PRAGMA synchronous = OFF")
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db_session.execute("PRAGMA temp_store = MEMORY")
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db_session.execute("PRAGMA cache_size = 500000")
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Base = declarative_base()
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Base.query = db_session.query_property()
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def init_db():
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# import all modules here that might define models so that
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# they will be registered properly on the metadata. Otherwise
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# you will have to import them first before calling init_db()
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import models
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Base.metadata.create_all(bind=engine)
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