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望高人指点,如下报错怎么破,已经重新pip 安装过pyqt5, pyside6

D:\Application\vnpy-3.3.0\examples\veighna_trader> python run.py
CFrdRegister.....Init...version:frd_frame_1.02.06_20190413.17:59:18
CFrdRegister.....Init...version:frd_frame_1.02.06_20190413.17:59:18
Traceback (most recent call last):
File "D:\Application\vnpy-3.3.0\examples\veighna_trader\run.py", line 99, in <module>
main()
File "D:\Application\vnpy-3.3.0\examples\veighna_trader\run.py", line 76, in main
main_engine.add_app(CtaStrategyApp)
File "D:\Application\Python\lib\site-packages\vnpy\trader\engine.py", line 101, in add_app
engine: BaseEngine = self.add_engine(app.engine_class)
File "D:\Application\Python\lib\site-packages\vnpy\trader\engine.py", line 72, in add_engine
engine: BaseEngine = engine_class(self, self.event_engine)
File "D:\Application\Python\lib\site-packages\vnpy_ctastrategy\engine.py", line 110, in init
self.database: BaseDatabase = get_database()
File "D:\Application\Python\lib\site-packages\vnpy\trader\database.py", line 158, in get_database
database = module.Database()
TypeError: Can't instantiate abstract class SqliteDatabase with abstract method get_tick_overview

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升级vnpy_sqlite

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郭易燔 wrote:

升级vnpy_sqlite
太感谢了,可以了!

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