量化交易之vnpy篇 - 主力合约换月 - 引擎调用部分

import time
import pandas
import re

from vnpy.trader.tqz_extern.tqz_model import TQZMonitorTimeModel
from vnpy.trader.tqz_extern.tools.position_operator.position_operator import TQZJsonOperator
from vnpy.trader.tqz_extern.tools.symbol_operator.symbol_operator import TQZSymbolOperator

from vnpy.app.tqz_main_contracts_app.tqz_load_main_contracts import (
    TQZTqClient,
    TQZMainContractsChangeFilePath
)
from vnpy.trader.tqz_extern.tqz_constant import (
    TQZMainContractsSheetType,
    TQZMainContractsColumnType,
    TQZMainContractsStrategyPathType,
    TQZMainContractsKeyType,
    TQZWeekDayType
)


class TQZMainContractsEngine:

    def __init__(self, tq_id, tq_password):
        self.tq_id = tq_id
        self.tq_password = tq_password

        self.__today_main_contracts_has_load = False
        self.__today_main_contracts_has_change = False
        self.__current_day = -1


    def tqz_start(self):

        while True:
            # init when new day
            self.__init_today()

            if self.__current_day in [TQZWeekDayType.SATURDAY.value, TQZWeekDayType.SUNDAY.value]:
                if time.localtime().tm_sec is 0 and time.localtime().tm_min is 0:
                    print("today is weekend, no operator to change main contracts")
                pass
            else:
                if self.__is_refresh_time(now_time=time.localtime().tm_sec, interval_time=60):
                    print(time.strftime("%Y/%m/%d  %H:%M:%S", time.localtime()))

                    # load main contracts from tq
                    if TQZMonitorTimeModel.is_load_main_contracts_time() is True:
                        self.__load_main_contracts_from_tq(
                            tq_id=self.tq_id,
                            tq_password=self.tq_password
                        )

                    # change main contract to per path
                    if TQZMonitorTimeModel.is_change_main_contracts_time() is True:
                        self.__change_main_contracts()

            time.sleep(1)


...

标签：vnpy,调用,contracts,self,tq,引擎,time,main,tqz
来源： https://blog.csdn.net/Michael_234198652/article/details/119037491