为什么用history_bars_date取不到夜盘的数据啊??? 白天都正常的。现在只能得到白天的数据。

此主题相关图片如下:微信图片_20190920220707.png

代码:
dt1 = datetime.now()
context.zeropoint_time = datetime.strptime('20190823211500','%Y%m%d%H%M%S')
stardate = context.zeropoint_time - timedelta(days = 1)
enddate = dt1 + timedelta(days = 1)
myrec=history_bars_date(context.s1,stardate,enddate,context.run_info.frequency,fields=['datetime','open','close'],include_now=True)
print('end date is %s',enddate)
rec_count = len(myrec)
print('recorders len is %d',rec_count)
dt1,pr1,pr2 = myrec[rec_count-2][0], myrec[rec_count-2][1],myrec[rec_count-2][2]
print("pre datetime is %d, open is %f close is %f.",dt1,pr1,pr2)
dt1,pr1,pr2 = myrec[rec_count-1][0], myrec[rec_count-1][1],myrec[rec_count-1][2]
print("last datetime is %d, open is %f close is %f.",dt1,pr1,pr2)
消息窗口输出是:
22:02:10 > end date is 2019-09-21 22:02:10.007407
22:02:10 > recorders len is 452
22:02:10 > pre datetime is 20190920144500, open is 3389.000000 close is 3385.000000.
22:02:10 > last datetime is 20190920150000, open is 3385.000000 close is 3388.000000.
金字塔商品期货的时间是+4小时的,周五晚上的夜盘行情是算到23号凌晨一点开始的
你enddate写成21号自然没有取到。这种节假日你+1天是不够的