Traceback(最近一次调用最后一次)：文件“D:\PyCharm\Sqlalchemy\YouTube\Tut1.py”,第 20 行,在<module>table = meta.tables['customer'] AttributeError: 'NoneType' object has no attribute 'tables' - 无论代码示例

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📜 Traceback(最近一次调用最后一次)：文件“D:\PyCharm\Sqlalchemy\YouTube\Tut1.py”,第 20 行,在<module>table = meta.tables['customer'] AttributeError: 'NoneType' object has no attribute 'tables' - 无论代码示例

📅 最后修改于: 2022-03-11 14:57:25.540000 🧑 作者: Mango

代码示例1

engine = create_engine(db_uri)
conn = engine.connect()

meta = MetaData(engine).reflect()
table = meta.tables['user']