CTA回测触发异常，VeighNa Studio版本是4.3.0，交易接口是中泰XTP，数据源用的xt
Traceback (most recent call last):
File "D:\Soft\veighna_studio\Lib\threading.py", line 1043, in _bootstrap_inner
self.run()
~~~~^^
File "D:\Soft\veighna_studio\Lib\threading.py", line 994, in run
self._target(*self._args, **self.kwargs)
~~~~^^^^^^^^^^^
File "D:\Soft\veighna_studio\Lib\site-packages\vnpy_ctabacktester\engine.py", line 202, in run_backtesting
self.result_statistics = engine.calculate_statistics(output=False)
~~~~~~~~~^^^^^^
File "D:\Soft\veighna_studio\Lib\site-packages\vnpy_ctastrategy\backtesting.py", line 433, in calculate_statistics
annual_downside_risk: float = float(ep.downside_risk(returns_series, required_return=0, period='daily'))
~~~~~~^^^^^^^^^^^^^^^^^
File "D:\Soft\veighna_studio\Lib\site-packages\empyrical\stats.py", line 819, in downside_risk
np.NINF,
^^^
File "D:\Soft\veighna_studio\Lib\site-packages\numpy_init.py", line 413, in getattr
raise AttributeError(
...<3 lines>...
)
AttributeError: np.NINF was removed in the NumPy 2.0 release. Use -np.inf instead.
