上传文件至「/」

database.py

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+from sqlalchemy import create_engine
+from sqlalchemy.orm import sessionmaker
+
+
+tea_url ='mysql+pymysql://root:123456@127.0.0.1:3306/ai0824_stu?charset=utf8'
+
+engine = create_engine(tea_url,pool_size=100, echo=False)
+
+Session = sessionmaker(bind=engine,autoflush=False,autocommit=False)