def send_req(self, function: int, req: dict) -> int:
""""""
packer = py_t2sdk.pyIF2Packer()
packer.BeginPack()
for Field in req.keys():
packer.AddField(Field)
for value in req.values():
packer.AddStr(str(value))
packer.EndPack()
msg = py_t2sdk.pyIBizMessage()
msg.SetFunction(function)
msg.SetPacketType(0)
msg.SetContent(packer.GetPackBuf(), packer.GetPackLen())
n = self.connection.SendBizMsg(msg, 1)
packer.FreeMem()
packer.Release()
msg.Release()
return n
def subcribe_topic(self, biz_name: str, topic_name: str) -> int:
""""""
# Create subscrbe callback
sub_callback = py_t2sdk.pySubCallBack(
"vnpy-xx.gateway.hsoption.hsoption_gateway",
"TdSubCallback"
)
sub_callback.initInstance()
# Create subscriber
ret, subscriber = self.connection.NewSubscriber(
sub_callback,
biz_name,
5000
)
if ret != 0:
error_msg = str(self.connection.GetMCLastError(), encoding="gbk")
msg = f"订阅推送失败：{error_msg}"
self.gateway.write_log(msg)
return
# Set subscribe parameters
sub_param = py_t2sdk.pySubscribeParamInterface()
sub_param.SetTopicName(topic_name)
sub_param.SetFilter("branch_no", str(self.branch_no))
sub_param.SetFilter("fund_account", str(self.userid))
# Pack data
packer = py_t2sdk.pyIF2Packer()
packer.BeginPack()
packer.AddField("fund_account")
packer.AddField("password")
packer.AddStr(self.userid)
packer.AddStr(self.password)
packer.EndPack()
# Start subcribe
unpacker = py_t2sdk.pyIF2UnPacker()
result = subscriber.SubscribeTopic(sub_param, 5000, unpacker, packer)
packer.FreeMem()
packer.Release()
unpacker.Release()
sub_param.Release()
return result