bsterq wrote:
清风 wrote:
02:08:25 初始化CTA回测引擎
02:08:25 策略文件加载完成
02:08:27 ----------------------------------------
02:08:27 IF88.CFFEX-1m开始下载历史数据
02:08:27 数据下载失败,触发异常:
Traceback (most recent call last):
File "d:\quant\vnstudio\lib\site-packages\vnpy\app\cta_backtester\engine.py", line 384, in run_downloading
data = mddata_client.query_history(req)
File "d:\quant\vnstudio\lib\site-packages\vnpy\trader\mddata\jqdata.py", line 123, in query_history
if end >= now:
TypeError: can't compare offset-naive and offset-aware datetimes+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
这是什么问题?
我今天刚用,也遇到这个问题,您解决了么?
时间格式问题 有时区跟没时区的问题
参考链接:https://blog.csdn.net/qq_25420115/article/details/53149669
修改成这样即可:
now = datetime.now()
now = now.replace(tzinfo=pytz.timezone('UTC'))