[Bug]: Fixed param buy in set_col
[Bug]: Fixed param buy in set_col

zheng-da/FlashX,flashxio/FlashX,icoming/FlashGraph,flashxio/FlashX,icoming/FlashX,icoming/FlashGraph,zheng-da/FlashX,icoming/FlashX,flashxio/FlashX,zheng-da/FlashX,icoming/FlashGraph,icoming/FlashX,flashxio/FlashX,icoming/FlashGraph,icoming/FlashGraph,zheng-da/FlashX,icoming/FlashX,zheng-da/FlashX,flashxio/FlashX,icoming/FlashX,flashxio/FlashX