39 lines
866 B
Python
39 lines
866 B
Python
#!/usr/bin/env python3
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# -*- coding:utf-8 -*-
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from contextlib import contextmanager
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from typing import Generator
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from sqlalchemy import create_engine
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from sqlalchemy.orm import sessionmaker
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from sqlalchemy.orm import declarative_base
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from app.core.config import settings
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Base = declarative_base()
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SQLALCHEMY_DATABASE_URL = settings.mysql_dsn
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engine = create_engine(SQLALCHEMY_DATABASE_URL, pool_pre_ping=True, echo=False, pool_size=10, max_overflow=20)
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SessionLocal = sessionmaker(autocommit=False, autoflush=False, bind=engine)
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# @contextmanager
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# def get_db() -> Generator:
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# db = SessionLocal()
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# try:
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# yield db
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# finally:
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# db.close()
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def get_db() -> Generator:
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try:
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db = SessionLocal()
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yield db
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finally:
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db.close()
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if __name__ == '__main__':
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with get_db() as db:
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print(db.info)
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