[Fix]Close #1340
[Fix]Close #1340

msincenselee/vnpy,andrewchenshx/vnpy,vnpy/vnpy,andrewchenshx/vnpy,andrewchenshx/vnpy,andrewchenshx/vnpy,andrewchenshx/vnpy,bigdig/vnpy,bigdig/vnpy,vnpy/vnpy,msincenselee/vnpy,bigdig/vnpy,bigdig/vnpy,msincenselee/vnpy,msincenselee/vnpy