ModuleNotFoundError Traceback (most recent call last)
Cell In[11], line 2
1 # 2.定义回测函数
----> 2 from vnpy.app.cta_strategy.backtesting import BacktestingEngine
3 from vnpy.app.cta_strategy.strategies.atr_rsi_strategy import AtrRisStrategy
4 from datetime import datetime

ModuleNotFoundError: No module named 'vnpy.app'

这是2.x时候剥离前的路径了
现在用from vnpy_ctastrategy.backtesting import BacktestingEngine
https://gitee.com/vnpy/vnpy/blob/master/examples/cta_backtesting/backtesting_demo.ipynb