如题

。。。明明数据导入成功，为什么还是显示数据量为0

Traceback (most recent call last):
File "C:\vnstudio\lib\site-packages\vnpy\app\csv_loader\ui\widget.py", line 124, in load_data
datetime_format
File "C:\vnstudio\lib\site-packages\vnpy\app\csv_loader\engine.py", line 137, in load
datetime_format=datetime_format,
File "C:\vnstudio\lib\site-packages\vnpy\app\csv_loader\engine.py", line 79, in load_by_handle
dt = datetime.strptime(item[datetime_head], datetime_format)
File "C:\vnstudio\lib_strptime.py", line 577, in _strptime_datetime
tt, fraction, gmtoff_fraction = _strptime(data_string, format)
File "C:\vnstudio\lib_strptime.py", line 359, in _strptime
(data_string, format))
ValueError: time data '2010/4/19 9:20' does not match format '%Y-%m-%d %H:%M:%S'。。。。怎么下载导入数据啊

code text here