27 lines
634 B
Python
27 lines
634 B
Python
import os
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from dotenv import load_dotenv
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from sqlalchemy import create_engine
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from sqlalchemy.ext.declarative import declarative_base
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from sqlalchemy.orm import sessionmaker
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load_dotenv()
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DATABASE_URL = f"mysql+pymysql://root:{os.getenv('DB_PASSWORD')}@{os.getenv('DB_HOST')}:3306/patch"
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engine = create_engine(url=DATABASE_URL, pool_pre_ping=True, pool_recycle=3600)
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# 会话工厂
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SessionLocal = sessionmaker(autocommit=False, autoflush=False, bind=engine)
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# ORM基类
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Base = declarative_base()
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def get_db():
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# 创建数据库会话实例
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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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