19 lines
481 B
Python
19 lines
481 B
Python
from sqlalchemy import *
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from sqlalchemy.orm import declarative_base,sessionmaker
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db_url = "mysql+pymysql://root:123456@127.0.0.1:3306/ai0824?charset=utf8"
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engine = create_engine(db_url,pool_size=50)
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Base = declarative_base()
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Session = sessionmaker(bind=engine
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,autoflush=False
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,autocommit = False
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)
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def get_db():
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db = Session()
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try:
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yield db
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finally:
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db.close() |