26 lines
651 B
Python
26 lines
651 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_001?charset=utf8mb4"
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# db_url = "mysql+pymysql://root:420821@localhost:3306/student_manage_system?charset=utf8mb4"
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engine = create_engine(db_url
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, pool_size=50
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, echo=True
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)
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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()
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