How to use ctpwrapper - 10 common examples

def test_struct_missing_parameter(self):
        result = {
            "BrokerID": "45544",
            "FromCurrencyID": "",
            "FromCurrencyUnit": 0.0,
            "ToCurrencyID": "4334",
            "ExchangeRate": 11.0
        }

        field = ApiStructure.ExchangeRateField(
            BrokerID="45544",
            ToCurrencyID="4334",
            ExchangeRate=11.0
        )
        result_dict = field.to_dict()
        self.assertDictEqual(result_dict, result)

def test_to_dict(self):
        result = {
            "BrokerID": "45544",
            "FromCurrencyID": "4343",
            "FromCurrencyUnit": 19.0,
            "ToCurrencyID": "4334",
            "ExchangeRate": 11.0
        }
        field = ApiStructure.ExchangeRateField(
            BrokerID="45544",
            FromCurrencyID="4343",
            FromCurrencyUnit=19.0,
            ToCurrencyID="4334",
            ExchangeRate=11.0
        )
        result_dict = field.to_dict()
        self.assertDictEqual(result, result_dict)

def test_from_dict(self):
        result = {
            "BrokerID": "45544",
            "FromCurrencyID": "4343",
            "FromCurrencyUnit": 19.0,
            "ToCurrencyID": "4334",
            "ExchangeRate": 11.0
        }
        field = ApiStructure.ExchangeRateField.from_dict(result)

        self.assertEqual(field.BrokerID, b"45544")
        self.assertEqual(field.FromCurrencyID, b"4343")
        self.assertEqual(field.FromCurrencyUnit, 19.0)
        self.assertEqual(field.ToCurrencyID, b"4334")
        self.assertEqual(field.ExchangeRate, 11.0)

def test_dict_missing_parameter(self):
        result = {
            "BrokerID": "45544",

            "ToCurrencyID": "4334",
            "ExchangeRate": 11.0
        }
        field = ApiStructure.ExchangeRateField.from_dict(result)

        self.assertEqual(field.BrokerID, b"45544")
        self.assertEqual(field.FromCurrencyID, b"")
        self.assertEqual(field.FromCurrencyUnit, 0.0)
        self.assertEqual(field.ToCurrencyID, b"4334")
        self.assertEqual(field.ExchangeRate, 11.0)

def test_get_version(self):
        print(MdApiPy.GetApiVersion())
# 

This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
GNU General Public License for more details.

You should have received a copy of the GNU General Public License
along with ctpwrapper.  If not, see .

"""
import time

from ctpwrapper.TraderApi import TraderApiWrapper


class TraderApiPy(TraderApiWrapper):

    def Create(self, pszFlowPath=""):
        super(TraderApiPy, self).Create(pszFlowPath.encode())

    def Release(self):
        super(TraderApiPy, self).Release()

    def Init(self):
        super(TraderApiPy, self).Init()
        time.sleep(0.1)  # wait for c++ init

    def Join(self):
        return super(TraderApiPy, self).Join()

    def GetTradingDay(self):
        """

def OnRspUserLogin(self, pRspUserLogin, pRspInfo, nRequestID, bIsLast):

        if pRspInfo.ErrorID != 0:
            print("Md OnRspUserLogin failed error_id=%s msg:%s",
                  pRspInfo.ErrorID, pRspInfo.ErrorMsg.decode('gbk'))
        else:
            print("Md user login successfully")

            inv = ApiStructure.QryInvestorField(BrokerID=self.broker_id, InvestorID=self.investor_id)

            self.ReqQryInvestor(inv, self.inc_request_id())
            req = ApiStructure.SettlementInfoConfirmField.from_dict({"BrokerID": self.broker_id,
                                                                     "InvestorID": self.investor_id})

            self.ReqSettlementInfoConfirm(req, self.inc_request_id())

def OnFrontConnected(self):

        req = ApiStructure.ReqUserLoginField(BrokerID=self.broker_id,
                                             UserID=self.investor_id,
                                             Password=self.password)
        self.ReqUserLogin(req, self.request_id)
        print("trader on front connection")

def OnFrontConnected(self):
        """
        :return:
        """

        user_login = ApiStructure.ReqUserLoginField(BrokerID=self.broker_id,
                                                    UserID=self.investor_id,
                                                    Password=self.password)
        self.ReqUserLogin(user_login, self.request_id)

def OnRspUserLogin(self, pRspUserLogin, pRspInfo, nRequestID, bIsLast):

        if pRspInfo.ErrorID != 0:
            print("Md OnRspUserLogin failed error_id=%s msg:%s",
                  pRspInfo.ErrorID, pRspInfo.ErrorMsg.decode('gbk'))
        else:
            print("Md user login successfully")

            inv = ApiStructure.QryInvestorField(BrokerID=self.broker_id, InvestorID=self.investor_id)

            self.ReqQryInvestor(inv, self.inc_request_id())
            req = ApiStructure.SettlementInfoConfirmField.from_dict({"BrokerID": self.broker_id,
                                                                     "InvestorID": self.investor_id})

            self.ReqSettlementInfoConfirm(req, self.inc_request_id())