Пример #1
0
    def on_bar(self, bar: BarData):
        """"""
        self.bg.update_bar(bar)

        if self.get_engine_type() == EngineType.LIVE:
            self.current_time = datetime.now().time()
        else:
            self.current_time = time1(bar.datetime.hour, bar.datetime.minute)

        # 以下停盘前5分钟开始平常出场的逻辑,缺乏细粒度委托控制,需要进一步完善
        if self.current_time > time1(14, 56):
            # 停盘前5分钟,首先取消所有尚在活动状态的委托
            for buf_orderids in [
                    self.buy_vt_orderids, self.sell_vt_orderids,
                    self.short_vt_orderids, self.cover_vt_orderids
            ]:
                for vt_orderid in buf_orderids:
                    self.cancel_order(vt_orderid)

            # 然后平仓
            if self.pos > 0:
                self.sell_vt_orderids = self.sell(bar.close_price - 5,
                                                  abs(self.pos))
            elif self.pos < 0:
                self.cover_vt_orderids = self.cover(bar.close_price + 5,
                                                    abs(self.pos))
Пример #2
0
    def __init__(self, cta_engine, strategy_name, vt_symbol, setting):
        """"""
        super().__init__(cta_engine, strategy_name, vt_symbol, setting)

        self.bg = XminBarGenerator(self.on_bar, self.interval,
                                   self.on_xmin_bar)
        self.am = ArrayManager()

        self.liq_price = 0

        self.on_bar_time = time1(0, 0)
        self.clearance_time = time1(14, 57)
        self.liq_time = time1(14, 59)

        trade_record_fields = [
            "vt_symbol", "orderid", "tradeid", "offset", "direction", "price",
            "volume", "datetime", "strategy", "strategy_name"
        ]
        self.trade_record_file = open(
            "D:/CTA/1-策略开发/1-开发中的策略/14-oscillator_drive/backtesting_trade_record.csv",
            "a",
            newline="")
        self.trade_record_file_writer = csv.DictWriter(self.trade_record_file,
                                                       trade_record_fields)
        self.trade_record_file_writer.writeheader()
Пример #3
0
    def __init__(self, cta_engine, strategy_name, vt_symbol, setting):
        """"""
        super().__init__(cta_engine, strategy_name, vt_symbol, setting)

        self.bg = XminBarGenerator(self.on_bar,
                                   1,
                                   self.on_hour_bar,
                                   interval=Interval.HOUR)
        self.am = ArrayManager()

        self.liq_price = 0
        self.trading_size = 0

        self.on_bar_time = time1(0, 0)
        self.clearance_time = time1(14, 57)
        self.liq_time = time1(14, 59)

        self.day_clearance = False

        self.buy_svt_orderids = []
        self.sell_svt_orderids = []
        self.short_svt_orderids = []
        self.cover_svt_orderids = []

        self.sell_lvt_orderids = []
        self.cover_lvt_orderids = []
Пример #4
0
    def __init__(self, cta_engine, strategy_name, vt_symbol, setting):
        """"""
        super().__init__(cta_engine, strategy_name, vt_symbol, setting)

        self.bg = XminBarGenerator(self.on_bar, self.interval, self.on_xmin_bar)
        self.am = ArrayManager()

        self.liq_price = 0
        self.trading_size = 0

        self.on_bar_time = time1(0, 0)
        self.clearance_time = time1(14, 57)  # 清仓开始时间
        self.liq_time = time1(14, 59)  # 交易所结算开始时间

        self.day_clearance = False

        self.buy_svt_orderids = []
        self.sell_svt_orderids = []
        self.short_svt_orderids = []
        self.cover_svt_orderids = []

        self.sell_lvt_orderids = []
        self.cover_lvt_orderids = []

        # 2021年5月10日有极端行情,收益异常高,不具有普遍参考价值,因此在回测中跳过这一天
        extreme_date = "2021-05-10"
        extreme_date = time.strptime(extreme_date, "%Y-%m-%d")
        year, month, day = extreme_date[:3]
        self.extreme_date = datetime.date(year, month, day)
Пример #5
0
    def __init__(self, cta_engine, strategy_name, vt_symbol, setting):
        """"""
        super().__init__(cta_engine, strategy_name, vt_symbol, setting)

        self.bg = XminBarGenerator(self.on_bar, self.interval,
                                   self.on_xmin_bar)
        self.am = ArrayManager()

        self.liq_price = 0
        self.trading_size = 0

        self.on_bar_time = time1(0, 0)
        self.clearance_time = time1(14, 57)  # 清仓开始时间
        self.liq_time = time1(14, 59)  # 交易所结算开始时间

        self.day_clearance = False

        self.buy_svt_orderids = []
        self.sell_svt_orderids = []
        self.short_svt_orderids = []
        self.cover_svt_orderids = []

        self.buy_lvt_orderids = []
        self.sell_lvt_orderids = []
        self.short_lvt_orderids = []
        self.cover_lvt_orderids = []

        self.path = Path.cwd()
        self.trade_record_dict = {}

        self.tick_count = 0

        trade_record_fields = [
            "vt_symbol", "orderid", "tradeid", "offset", "direction", "price",
            "volume", "datetime", "strategy"
        ]

        self.trade_record_wb = openpyxl.load_workbook(
            self.path / "strategies" / "PaperAccount_reord_table.xlsx")
        self.trade_record_wb.iso_dates = True

        sheet_names = self.trade_record_wb.sheetnames

        if self.strategy_name not in sheet_names:
            self.trade_record_sheet = self.trade_record_wb.create_sheet(
                index=0, title=self.strategy_name)
        else:
            self.trade_record_sheet = self.trade_record_wb[self.strategy_name]

        if not self.trade_record_sheet.cell(row=1, column=1).value:
            for i in range(1, len(trade_record_fields) + 1):
                column = get_column_letter(i)
                self.trade_record_sheet[column +
                                        str(1)] = trade_record_fields[i - 1]

        self.trade_record_sheet.freeze_panes = "A2"

        self.trade_record_wb.save(self.path / "strategies" /
                                  "PaperAccount_reord_table.xlsx")
Пример #6
0
    def update_bar_minute_window(self, bar: BarData) -> None:
        """"""
        # If not inited, create window bar object
        if not self.window_bar:
            dt = bar.datetime.replace(second=0, microsecond=0)
            self.window_bar = BarData(
                symbol=bar.symbol,
                exchange=bar.exchange,
                datetime=dt,
                gateway_name=bar.gateway_name,
                open_price=bar.open_price,
                high_price=bar.high_price,
                low_price=bar.low_price
            )
        # Otherwise, update high/low price into window bar
        else:
            self.window_bar.high_price = max(
                self.window_bar.high_price,
                bar.high_price
            )
            self.window_bar.low_price = min(
                self.window_bar.low_price,
                bar.low_price
            )

        # Update close price/volume into window bar
        self.window_bar.close_price = bar.close_price
        self.window_bar.volume += int(bar.volume)
        self.window_bar.open_interest = bar.open_interest

        # Check if window bar completed
        # if not (bar.datetime.minute + 1) % self.window:
        #     self.on_window_bar(self.window_bar)
        #     self.window_bar = None

        finished = False

        self.interval_count += 1

        if not self.interval_count % self.window:
            finished = True
            self.interval_count = 0
            
        elif bar.datetime.time() in [time1(10, 14), time1(11, 29), time1(14, 59), time1(22, 59)]:

            if bar.exchange in [Exchange.SHFE, Exchange.DCE, Exchange.CZCE]:
                finished = True
                self.interval_count = 0

        if finished:
            self.on_window_bar(self.window_bar)
            self.window_bar = None

        # Cache last bar object
        self.last_bar = bar
Пример #7
0
    def on_tick(self, tick: TickData):
        """"""
        # 显示策略启动过程中收到的前10个tick
        self.count += 1
        if self.count <= 30:
            self.write_log(tick)

        # 过滤掉非交易时段收到的tick,如果不过滤,Bargenerator将不能合成bar(具体原因见其代码),交易策略将不会发单
        # if (
        #     (time1(9, 0) < tick.datetime.time() < time1(11, 31))
        #     or (time1(13, 30) < tick.datetime.time() < time1(15, 1))
        #     or (time1(21, 0) < tick.datetime.time() < time1(23, 1))
        #     ):

        before_20 = datetime.now().time() < time1(20, 0)
        after_20 = datetime.now().time() >= time1(20, 0)
        morning_market = (time1(9, 0) < tick.datetime.time() < time1(11, 31))
        afternoon_market = (time1(13, 30) < tick.datetime.time() < time1(
            15, 1))
        night_market = (time1(21, 0) < tick.datetime.time() < time1(23, 1))

        day_trade_time = before_20 and (morning_market or afternoon_market)
        night_trade_time = after_20 and night_market

        if day_trade_time or night_trade_time:
            self.bg.update_tick(tick)
Пример #8
0
 def on_order(self, order: OrderData):
     """"""
     if self.current_time > time1(14, 56):
         if order.status in (Status.ALLTRADED, Status.CANCELLED,
                             Status.REJECTED):
             for buf_orderids in [
                     self.buy_vt_orderids, self.sell_vt_orderids,
                     self.short_vt_orderids, self.cover_vt_orderids
             ]:
                 if order.orderid in buf_orderids:
                     buf_orderids.remove(order.stop_orderid)
Пример #9
0
    def __init__(self, cta_engine, strategy_name, vt_symbol, setting):
        """"""
        super().__init__(cta_engine, strategy_name, vt_symbol, setting)

        self.bg = XminBarGenerator(self.on_bar, self.interval, self.on_xmin_bar)
        self.am = ArrayManager()

        self.liq_price = 0

        self.on_bar_time = time1(0, 0)
        self.clearance_time = time1(14, 57)  # 清仓开始时间
        self.liq_time = time1(14, 59)  # 交易所清算开始时间

        self.buy_svt_orderids = []
        self.sell_svt_orderids = []
        self.short_svt_orderids = []
        self.cover_svt_orderids = []

        self.sell_lvt_orderids = []
        self.cover_lvt_orderids = []
Пример #10
0
    def __init__(self, cta_engine, strategy_name, vt_symbol, setting):
        """"""
        super().__init__(cta_engine, strategy_name, vt_symbol, setting)

        self.bg = XminBarGenerator(self.on_bar, self.interval, self.on_xmin_bar)
        self.am = ArrayManager()

        self.current_time = time1(0, 0)
        self.day_start = time1(8, 45)
        self.day_end = time1(14, 58)
        self.liq_time = time1(15, 0)
        self.night_start = time1(20, 45)
        self.night_end = time1(23, 0)

        trade_record_fields = [
            "vt_symbol",
            "orderid",
            "tradeid",
            "offset",
            "direction",
            "price",
            "volume",
            "datetime",
            "strategy",
            "strategy_name"
        ]
        self.trade_record_file = open("D:/CTA/1-策略开发/1-开发中的策略/14-oscillator_drive/trade_record.csv", "a", newline="")
        self.trade_record_file_writer = csv.DictWriter(self.trade_record_file, trade_record_fields)
        self.trade_record_file_writer.writeheader()
Пример #11
0
    def __init__(self, strategy_engine: StrategyEngine, strategy_name: str,
                 vt_symbols: List[str], setting: dict):
        """"""
        super().__init__(strategy_engine, strategy_name, vt_symbols, setting)

        self.singal_price = {}
        self.singal_direction = {}

        self.ams: Dict[str, ArrayManager] = {}
        self.bgs: Dict[str, XminBarGenerator] = {}

        self.liq_price = 0
        self.trading_size = 1

        self.intra_trade_low = {}
        self.intra_trade_high = {}

        self.day_clearance = False
        self.liq_time = time1(14, 59)  # 交易所结算开始时间
        self.on_bar_time = time1(0, 0)
        self.clearance_time = time1(14, 57)  # 清仓开始时间

        # 初始化数据容器
        for vt_symbol in self.vt_symbols:

            def on_bar(bar: BarData):
                """"""
                pass

            self.singal_price[vt_symbol] = 0
            self.singal_direction[vt_symbol] = ""

            self.intra_trade_low[vt_symbol] = 0
            self.intra_trade_high[vt_symbol] = 0

            self.ams[vt_symbol] = ArrayManager()
            self.bgs[vt_symbol] = BarGenerator(on_bar, self.interval,
                                               self.on_xmin_bar)
Пример #12
0
    def __init__(self, cta_engine, strategy_name, vt_symbol, setting):
        """"""
        super().__init__(cta_engine, strategy_name, vt_symbol, setting)

        self.bg = XminBarGenerator(self.on_bar, self.interval,
                                   self.on_xmin_bar)
        self.am = ArrayManager()

        self.liq_price = 0
        self.trading_size = 0

        self.on_bar_time = time1(0, 0)
        self.clearance_time = time1(14, 57)  # 清仓开始时间
        self.liq_time = time1(14, 59)  # 交易所结算开始时间

        self.day_clearance = False

        self.buy_svt_orderids = []
        self.sell_svt_orderids = []
        self.short_svt_orderids = []
        self.cover_svt_orderids = []

        self.sell_lvt_orderids = []
        self.cover_lvt_orderids = []

        self.trade_record_dict = {}

        self.symbol, exchange_str = vt_symbol.split(".")
        self.exchange = Exchange(exchange_str)

        self.hndatabase = HNDataBase()
        self.hndatabase.init_trade_database(
            symbol=self.symbol,
            exchange=self.exchange,
            strategy_name="Oscillator1",
            enginetype=EngineType.BACKTESTING.value)
Пример #13
0
    def __init__(self, cta_engine, strategy_name, vt_symbol, setting):
        """"""
        super().__init__(cta_engine, strategy_name, vt_symbol, setting)

        self.bg = XminBarGenerator(self.on_bar, self.interval,
                                   self.on_xmin_bar)
        self.am = ArrayManager()

        self.pricetick = self.get_pricetick()

        self.buy_vt_orderids = []
        self.sell_vt_orderids = []
        self.short_vt_orderids = []
        self.cover_vt_orderids = []

        self.current_time = time1(0, 0)
Пример #14
0
    def on_tick(self, tick: TickData):
        """"""
        # 显示策略启动过程中收到的前30个tick
        if self.tick_count <= 30:
            self.tick_count += 1
            self.write_log(tick)

        before_20 = datetime.now().time() < time1(20, 0)
        after_20 = datetime.now().time() >= time1(20, 0)
        morning_market = (time1(9, 0) < tick.datetime.time() < time1(11, 31))
        afternoon_market = (time1(13, 30) < tick.datetime.time() < time1(
            15, 1))
        night_market = (time1(21, 0) < tick.datetime.time() < time1(23, 1))

        day_trade_time = before_20 and (morning_market or afternoon_market)
        night_trade_time = after_20 and night_market

        if day_trade_time or night_trade_time:
            self.bg.update_tick(tick)
Пример #15
0
    def on_tick(self, tick: TickData):
        """"""
        # 显示策略启动过程中收到的前10个tick
        self.count += 1
        if self.count <= 10:
            self.write_log(tick)

        # 过滤掉非交易时段收到的tick
        if ((time1(9, 0) <= tick.datetime.time() <= time1(11, 30))
                or (time1(13, 30) <= tick.datetime.time() <= time1(15, 0))
                or (time1(21, 0) <= tick.datetime.time() <= time1(23, 0))):

            self.bg.update_tick(tick)
Пример #16
0
    def update_bar(self, bar: BarData) -> None:
        """
        Update 1 minute bar into generator
        """
        # If not inited, creaate window bar object
        if not self.window_bar:
            # Generate timestamp for bar data
            if self.interval == Interval.MINUTE:
                dt = bar.datetime.replace(second=0, microsecond=0)
            else:
                dt = bar.datetime.replace(minute=0, second=0, microsecond=0)

            self.window_bar = BarData(symbol=bar.symbol,
                                      exchange=bar.exchange,
                                      datetime=dt,
                                      gateway_name=bar.gateway_name,
                                      open_price=bar.open_price,
                                      high_price=bar.high_price,
                                      low_price=bar.low_price)
        # Otherwise, update high/low price into window bar
        else:
            self.window_bar.high_price = max(self.window_bar.high_price,
                                             bar.high_price)
            self.window_bar.low_price = min(self.window_bar.low_price,
                                            bar.low_price)

        # Update close price/volume into window bar
        self.window_bar.close_price = bar.close_price
        self.window_bar.volume += int(bar.volume)
        self.window_bar.open_interest = bar.open_interest

        # Check if window bar completed
        finished = False

        if self.interval == Interval.MINUTE:
            # x-minute bar
            # if not (bar.datetime.minute + 1) % self.window:
            #     finished = True

            self.interval_count += 1

            if not self.interval_count % self.window:
                finished = True
                self.interval_count = 0

            elif bar.datetime.time() in [
                    time1(10, 14),
                    time1(11, 29),
                    time1(14, 59),
                    time1(22, 59)
            ]:
                if bar.exchange in [
                        Exchange.SHFE, Exchange.DCE, Exchange.CZCE
                ]:
                    finished = True
                    self.interval_count = 0

        elif self.interval == Interval.HOUR:
            if self.last_bar:
                new_hour = bar.datetime.hour != self.last_bar.datetime.hour
                last_minute = bar.datetime.minute == 59
                not_first = self.window_bar.datetime != bar.datetime

                # To filter duplicate hour bar finished condition
                if (new_hour or last_minute) and not_first:
                    # 1-hour bar
                    if self.window == 1:
                        finished = True
                    # x-hour bar
                    else:
                        self.interval_count += 1

                        if not self.interval_count % self.window:
                            finished = True
                            self.interval_count = 0

        if finished:
            self.on_window_bar(self.window_bar)
            self.window_bar = None

        # Cache last bar object
        self.last_bar = bar
Пример #17
0
                    master_MTL_path = master_path[:-6] + 'MTL.txt'
                    slave_MTL_path = slave_path[:-6] + 'MTL.txt'

                    master_time = str.split(
                        str.split(
                            runCmd('fgrep "SCENE_CENTER_TIME" ' +
                                   master_MTL_path))[2][1:-2], ':')
                    slave_time = str.split(
                        str.split(
                            runCmd('fgrep "SCENE_CENTER_TIME" ' +
                                   slave_MTL_path))[2][1:-2], ':')

                    from datetime import time as time1
                    master_time = time1(int(master_time[0]),
                                        int(master_time[1]),
                                        int(float(master_time[2])))
                    slave_time = time1(int(slave_time[0]), int(slave_time[1]),
                                       int(float(slave_time[2])))

                    import netcdf_output as no
                    version = '1.0.7'
                    pair_type = 'optical'
                    detection_method = 'feature'
                    coordinates = 'map'
                    #                out_nc_filename = 'Jakobshavn_opt.nc'
                    out_nc_filename = master_filename[
                        0:-4] + '_' + slave_filename[0:-4] + '.nc'
                    out_nc_filename = './' + out_nc_filename
                    roi_valid_percentage = int(
                        round(
Пример #18
0
    def on_xmin_bar(self, bar: BarData):
        """"""
        am = self.am
        am.update_bar(bar)
        if not am.inited:
            return

        DAY_START = time1(8, 45)
        LIQ_TIME = time1(14, 56)

        NIGHT_START = time1(20, 45)
        NIGHT_END = time1(23, 0)

        if ((self.current_time >= DAY_START and self.current_time <= LIQ_TIME)
                or (self.current_time >= NIGHT_START
                    and self.current_time <= NIGHT_END)):

            self.boll_up, self.boll_down = am.boll(self.boll_window,
                                                   self.boll_dev)

            self.ultosc = am.ultosc()
            self.buy_dis = 50 + self.dis_open
            self.sell_dis = 50 - self.dis_open
            self.atr_value = am.atr(self.atr_window)

            if self.pos == 0:
                self.trading_size = max(int(self.risk_level / self.atr_value),
                                        1)
                if self.trading_size >= 2:
                    self.trading_size = 2
                self.intra_trade_high = bar.high_price
                self.intra_trade_low = bar.low_price

                if self.ultosc > self.buy_dis:
                    if not self.buy_vt_orderids:
                        self.buy_vt_orderids = self.buy(
                            self.boll_up, self.trading_size, True)
                    else:
                        for vt_orderid in self.buy_vt_orderids:
                            self.cancel_order(vt_orderid)

                elif self.ultosc < self.sell_dis:
                    if not self.short_vt_orderids:
                        self.short_vt_orderids = self.short(
                            self.boll_down, self.trading_size, True)
                    else:
                        for vt_orderid in self.short_vt_orderids:
                            self.cancel_order(vt_orderid)

            elif self.pos > 0:
                self.intra_trade_high = max(self.intra_trade_high,
                                            bar.high_price)
                self.intra_trade_low = bar.low_price

                self.long_stop = self.intra_trade_high - self.atr_value * self.sl_multiplier

                if not self.sell_vt_orderids:
                    self.sell_vt_orderids = self.sell(self.long_stop,
                                                      abs(self.pos), True)
                else:
                    for vt_orderid in self.sell_vt_orderids:
                        self.cancel_order(vt_orderid)

            else:
                self.intra_trade_high = bar.high_price
                self.intra_trade_low = min(self.intra_trade_low, bar.low_price)

                self.short_stop = self.intra_trade_low + self.atr_value * self.sl_multiplier

                if not self.cover_vt_orderids:
                    self.cover_vt_orderids = self.cover(
                        self.short_stop, abs(self.pos), True)
                else:
                    for vt_orderid in self.cover_vt_orderids:
                        self.cancel_order(vt_orderid)

        self.put_event()
Пример #19
0
def generateAutoriftProduct(indir_m,
                            indir_s,
                            grid_location,
                            init_offset,
                            search_range,
                            chip_size_min,
                            chip_size_max,
                            offset2vx,
                            offset2vy,
                            stable_surface_mask,
                            optical_flag,
                            nc_sensor,
                            mpflag,
                            geogrid_run_info=None):

    import numpy as np
    import time

    # from components.contrib.geo_autoRIFT.autoRIFT import __version__ as version
    from autoRIFT import __version__ as version

    if optical_flag == 1:
        data_m, data_s = loadProductOptical(indir_m, indir_s)
        # test with lena/Venus image


#        import scipy.io as sio
#        conts = sio.loadmat(indir_m)
#        data_m = conts['I']
#        data_s = conts['I1']
    else:
        data_m = loadProduct(indir_m)
        data_s = loadProduct(indir_s)

    xGrid = None
    yGrid = None
    Dx0 = None
    Dy0 = None
    SRx0 = None
    SRy0 = None
    CSMINx0 = None
    CSMINy0 = None
    CSMAXx0 = None
    CSMAXy0 = None
    SSM = None
    noDataMask = None
    nodata = None

    if grid_location is not None:
        ds = gdal.Open(grid_location)
        tran = ds.GetGeoTransform()
        proj = ds.GetProjection()
        srs = ds.GetSpatialRef()
        band = ds.GetRasterBand(1)
        nodata = band.GetNoDataValue()
        xGrid = band.ReadAsArray()
        noDataMask = (xGrid == nodata)
        band = ds.GetRasterBand(2)
        yGrid = band.ReadAsArray()
        band = None
        ds = None

    if init_offset is not None:
        ds = gdal.Open(init_offset)
        band = ds.GetRasterBand(1)
        Dx0 = band.ReadAsArray()
        band = ds.GetRasterBand(2)
        Dy0 = band.ReadAsArray()
        band = None
        ds = None

    if search_range is not None:
        ds = gdal.Open(search_range)
        band = ds.GetRasterBand(1)
        SRx0 = band.ReadAsArray()
        band = ds.GetRasterBand(2)
        SRy0 = band.ReadAsArray()
        band = None
        ds = None

    if chip_size_min is not None:
        ds = gdal.Open(chip_size_min)
        band = ds.GetRasterBand(1)
        CSMINx0 = band.ReadAsArray()
        band = ds.GetRasterBand(2)
        CSMINy0 = band.ReadAsArray()
        band = None
        ds = None

    if chip_size_max is not None:
        ds = gdal.Open(chip_size_max)
        band = ds.GetRasterBand(1)
        CSMAXx0 = band.ReadAsArray()
        band = ds.GetRasterBand(2)
        CSMAXy0 = band.ReadAsArray()
        band = None
        ds = None

    if stable_surface_mask is not None:
        ds = gdal.Open(stable_surface_mask)
        band = ds.GetRasterBand(1)
        SSM = band.ReadAsArray()
        SSM = SSM.astype('bool')
        band = None
        ds = None

    Dx, Dy, InterpMask, ChipSizeX, ScaleChipSizeY, SearchLimitX, SearchLimitY, origSize, noDataMask = runAutorift(
        data_m,
        data_s,
        xGrid,
        yGrid,
        Dx0,
        Dy0,
        SRx0,
        SRy0,
        CSMINx0,
        CSMINy0,
        CSMAXx0,
        CSMAXy0,
        noDataMask,
        optical_flag,
        nodata,
        mpflag,
        geogrid_run_info=geogrid_run_info,
    )

    if optical_flag == 0:
        Dy = -Dy

    DX = np.zeros(origSize, dtype=np.float32) * np.nan
    DY = np.zeros(origSize, dtype=np.float32) * np.nan
    INTERPMASK = np.zeros(origSize, dtype=np.float32)
    CHIPSIZEX = np.zeros(origSize, dtype=np.float32)
    SEARCHLIMITX = np.zeros(origSize, dtype=np.float32)
    SEARCHLIMITY = np.zeros(origSize, dtype=np.float32)

    DX[0:Dx.shape[0], 0:Dx.shape[1]] = Dx
    DY[0:Dy.shape[0], 0:Dy.shape[1]] = Dy
    INTERPMASK[0:InterpMask.shape[0], 0:InterpMask.shape[1]] = InterpMask
    CHIPSIZEX[0:ChipSizeX.shape[0], 0:ChipSizeX.shape[1]] = ChipSizeX
    SEARCHLIMITX[0:SearchLimitX.shape[0],
                 0:SearchLimitX.shape[1]] = SearchLimitX
    SEARCHLIMITY[0:SearchLimitY.shape[0],
                 0:SearchLimitY.shape[1]] = SearchLimitY

    DX[noDataMask] = np.nan
    DY[noDataMask] = np.nan
    INTERPMASK[noDataMask] = 0
    CHIPSIZEX[noDataMask] = 0
    SEARCHLIMITX[noDataMask] = 0
    SEARCHLIMITY[noDataMask] = 0
    if SSM is not None:
        SSM[noDataMask] = False

    import scipy.io as sio
    sio.savemat('offset.mat', {
        'Dx': DX,
        'Dy': DY,
        'InterpMask': INTERPMASK,
        'ChipSizeX': CHIPSIZEX
    })

    #    #####################  Uncomment for debug mode
    #    sio.savemat('debug.mat',{'Dx':DX,'Dy':DY,'InterpMask':INTERPMASK,'ChipSizeX':CHIPSIZEX,'ScaleChipSizeY':ScaleChipSizeY,'SearchLimitX':SEARCHLIMITX,'SearchLimitY':SEARCHLIMITY})
    #    conts = sio.loadmat('debug.mat')
    #    DX = conts['Dx']
    #    DY = conts['Dy']
    #    INTERPMASK = conts['InterpMask']
    #    CHIPSIZEX = conts['ChipSizeX']
    #    ScaleChipSizeY = conts['ScaleChipSizeY']
    #    SEARCHLIMITX = conts['SearchLimitX']
    #    SEARCHLIMITY = conts['SearchLimitY']
    #    #####################

    netcdf_file = None
    if grid_location is not None:

        t1 = time.time()
        print("Write Outputs Start!!!")

        # Create the GeoTiff
        driver = gdal.GetDriverByName('GTiff')

        outRaster = driver.Create("offset.tif", int(xGrid.shape[1]),
                                  int(xGrid.shape[0]), 4, gdal.GDT_Float32)
        outRaster.SetGeoTransform(tran)
        outRaster.SetProjection(proj)
        outband = outRaster.GetRasterBand(1)
        outband.WriteArray(DX)
        outband.FlushCache()
        outband = outRaster.GetRasterBand(2)
        outband.WriteArray(DY)
        outband.FlushCache()
        outband = outRaster.GetRasterBand(3)
        outband.WriteArray(INTERPMASK)
        outband.FlushCache()
        outband = outRaster.GetRasterBand(4)
        outband.WriteArray(CHIPSIZEX)
        outband.FlushCache()

        if offset2vx is not None:

            ds = gdal.Open(offset2vx)
            band = ds.GetRasterBand(1)
            offset2vx_1 = band.ReadAsArray()
            band = ds.GetRasterBand(2)
            offset2vx_2 = band.ReadAsArray()
            band = None
            ds = None

            ds = gdal.Open(offset2vy)
            band = ds.GetRasterBand(1)
            offset2vy_1 = band.ReadAsArray()
            band = ds.GetRasterBand(2)
            offset2vy_2 = band.ReadAsArray()
            band = None
            ds = None

            VX = offset2vx_1 * DX + offset2vx_2 * DY
            VY = offset2vy_1 * DX + offset2vy_2 * DY
            VX = VX.astype(np.float32)
            VY = VY.astype(np.float32)

            ############ write velocity output in Geotiff format

            outRaster = driver.Create("velocity.tif", int(xGrid.shape[1]),
                                      int(xGrid.shape[0]), 2, gdal.GDT_Float32)
            outRaster.SetGeoTransform(tran)
            outRaster.SetProjection(proj)
            outband = outRaster.GetRasterBand(1)
            outband.WriteArray(VX)
            outband.FlushCache()
            outband = outRaster.GetRasterBand(2)
            outband.WriteArray(VY)
            outband.FlushCache()

            ############ prepare for netCDF packaging

            if nc_sensor is not None:
                if geogrid_run_info is None:
                    vxrefname = str.split(
                        runCmd('fgrep "Velocities:" testGeogrid.txt'))[1]
                    vyrefname = str.split(
                        runCmd('fgrep "Velocities:" testGeogrid.txt'))[2]
                    sxname = str.split(
                        runCmd('fgrep "Slopes:" testGeogrid.txt')
                    )[1][:-4] + "s.tif"
                    syname = str.split(
                        runCmd('fgrep "Slopes:" testGeogrid.txt')
                    )[2][:-4] + "s.tif"
                    maskname = str.split(
                        runCmd('fgrep "Slopes:" testGeogrid.txt')
                    )[2][:-8] + "sp.tif"
                    xoff = int(
                        str.split(
                            runCmd(
                                'fgrep "Origin index (in DEM) of geogrid:" testGeogrid.txt'
                            ))[6])
                    yoff = int(
                        str.split(
                            runCmd(
                                'fgrep "Origin index (in DEM) of geogrid:" testGeogrid.txt'
                            ))[7])
                    xcount = int(
                        str.split(
                            runCmd(
                                'fgrep "Dimensions of geogrid:" testGeogrid.txt'
                            ))[3])
                    ycount = int(
                        str.split(
                            runCmd(
                                'fgrep "Dimensions of geogrid:" testGeogrid.txt'
                            ))[5])
                else:
                    vxrefname = geogrid_run_info['vxname']
                    vyrefname = geogrid_run_info['vyname']
                    sxname = geogrid_run_info['sxname']
                    syname = geogrid_run_info['syname']
                    maskname = geogrid_run_info['maskname']
                    xoff = geogrid_run_info['xoff']
                    yoff = geogrid_run_info['yoff']
                    xcount = geogrid_run_info['xcount']
                    ycount = geogrid_run_info['ycount']

                ds = gdal.Open(vxrefname)
                band = ds.GetRasterBand(1)
                VXref = band.ReadAsArray(xoff, yoff, xcount, ycount)
                ds = None
                band = None

                ds = gdal.Open(vyrefname)
                band = ds.GetRasterBand(1)
                VYref = band.ReadAsArray(xoff, yoff, xcount, ycount)
                ds = None
                band = None

                ds = gdal.Open(sxname)
                band = ds.GetRasterBand(1)
                SX = band.ReadAsArray(xoff, yoff, xcount, ycount)
                ds = None
                band = None

                ds = gdal.Open(syname)
                band = ds.GetRasterBand(1)
                SY = band.ReadAsArray(xoff, yoff, xcount, ycount)
                ds = None
                band = None

                ds = gdal.Open(maskname)
                band = ds.GetRasterBand(1)
                MM = band.ReadAsArray(xoff, yoff, xcount, ycount)
                ds = None
                band = None

                DXref = offset2vy_2 / (
                    offset2vx_1 * offset2vy_2 - offset2vx_2 * offset2vy_1
                ) * VXref - offset2vx_2 / (offset2vx_1 * offset2vy_2 -
                                           offset2vx_2 * offset2vy_1) * VYref
                DYref = offset2vx_1 / (
                    offset2vx_1 * offset2vy_2 - offset2vx_2 * offset2vy_1
                ) * VYref - offset2vy_1 / (offset2vx_1 * offset2vy_2 -
                                           offset2vx_2 * offset2vy_1) * VXref

                stable_count = np.sum(SSM & np.logical_not(np.isnan(DX))
                                      & (DX - DXref > -5) & (DX - DXref < 5)
                                      & (DY - DYref > -5) & (DY - DYref < 5))

                if stable_count == 0:
                    stable_shift_applied = 0
                else:
                    stable_shift_applied = 1

                if stable_shift_applied == 1:
                    temp = DX.copy() - DXref.copy()
                    temp[np.logical_not(SSM)] = np.nan
                    dx_mean_shift = np.median(temp[(temp > -5) & (temp < 5)])
                    DX = DX - dx_mean_shift

                    temp = DY.copy() - DYref.copy()
                    temp[np.logical_not(SSM)] = np.nan
                    dy_mean_shift = np.median(temp[(temp > -5) & (temp < 5)])
                    DY = DY - dy_mean_shift
                else:
                    dx_mean_shift = 0.0
                    dy_mean_shift = 0.0

                VX = offset2vx_1 * DX + offset2vx_2 * DY
                VY = offset2vy_1 * DX + offset2vy_2 * DY
                VX = VX.astype(np.float32)
                VY = VY.astype(np.float32)

                ########################################################################################
                ############   netCDF packaging for Sentinel and Landsat dataset; can add other sensor format as well
                if nc_sensor == "S":
                    if geogrid_run_info is None:
                        chipsizex0 = float(
                            str.split(
                                runCmd(
                                    'fgrep "Smallest Allowable Chip Size in m:" testGeogrid.txt'
                                ))[-1])
                        rangePixelSize = float(
                            str.split(
                                runCmd(
                                    'fgrep "Ground range pixel size:" testGeogrid.txt'
                                ))[4])
                        azimuthPixelSize = float(
                            str.split(
                                runCmd(
                                    'fgrep "Azimuth pixel size:" testGeogrid.txt'
                                ))[3])
                        dt = float(
                            str.split(
                                runCmd('fgrep "Repeat Time:" testGeogrid.txt'))
                            [2])
                        epsg = float(
                            str.split(
                                runCmd('fgrep "EPSG:" testGeogrid.txt'))[1])
                        #  print (str(rangePixelSize)+"      "+str(azimuthPixelSize))
                    else:
                        chipsizex0 = geogrid_run_info['chipsizex0']
                        rangePixelSize = geogrid_run_info['XPixelSize']
                        azimuthPixelSize = geogrid_run_info['YPixelSize']
                        dt = geogrid_run_info['dt']
                        epsg = geogrid_run_info['epsg']

                    runCmd('topsinsar_filename.py')
                    #                import scipy.io as sio
                    conts = sio.loadmat('topsinsar_filename.mat')
                    master_filename = conts['master_filename'][0]
                    slave_filename = conts['slave_filename'][0]
                    master_dt = conts['master_dt'][0]
                    slave_dt = conts['slave_dt'][0]
                    master_split = str.split(master_filename, '_')
                    slave_split = str.split(slave_filename, '_')

                    import netcdf_output as no
                    pair_type = 'radar'
                    detection_method = 'feature'
                    coordinates = 'radar'
                    roi_valid_percentage = int(
                        round(
                            np.sum(CHIPSIZEX != 0) /
                            np.sum(SEARCHLIMITX != 0) * 1000.0)) / 1000
                    #                out_nc_filename = 'Jakobshavn.nc'
                    PPP = roi_valid_percentage * 100
                    out_nc_filename = f"./{master_filename[0:-4]}_X_{slave_filename[0:-4]}" \
                                      f"_G{chipsizex0:04.0f}V02_P{np.floor(PPP):03.0f}.nc"
                    CHIPSIZEY = np.round(CHIPSIZEX * ScaleChipSizeY / 2) * 2

                    from datetime import date
                    d0 = date(np.int(master_split[5][0:4]),
                              np.int(master_split[5][4:6]),
                              np.int(master_split[5][6:8]))
                    d1 = date(np.int(slave_split[5][0:4]),
                              np.int(slave_split[5][4:6]),
                              np.int(slave_split[5][6:8]))
                    date_dt_base = d1 - d0
                    date_dt = np.float64(np.abs(date_dt_base.days))
                    if date_dt_base.days < 0:
                        date_ct = d1 + (d0 - d1) / 2
                        date_center = date_ct.strftime("%Y%m%d")
                    else:
                        date_ct = d0 + (d1 - d0) / 2
                        date_center = date_ct.strftime("%Y%m%d")

                    IMG_INFO_DICT = {
                        'mission_img1': master_split[0][0],
                        'sensor_img1': 'C',
                        'satellite_img1': master_split[0][1:3],
                        'acquisition_img1': master_dt,
                        'absolute_orbit_number_img1': master_split[7],
                        'mission_data_take_ID_img1': master_split[8],
                        'product_unique_ID_img1': master_split[9][0:4],
                        'mission_img2': slave_split[0][0],
                        'sensor_img2': 'C',
                        'satellite_img2': slave_split[0][1:3],
                        'acquisition_img2': slave_dt,
                        'absolute_orbit_number_img2': slave_split[7],
                        'mission_data_take_ID_img2': slave_split[8],
                        'product_unique_ID_img2': slave_split[9][0:4],
                        'date_dt': date_dt,
                        'date_center': date_center,
                        'roi_valid_percentage': roi_valid_percentage,
                        'autoRIFT_software_version': version
                    }
                    error_vector = np.array(
                        [[0.0356, 0.0501, 0.0266, 0.0622, 0.0357, 0.0501],
                         [0.5194, 1.1638, 0.3319, 1.3701, 0.5191, 1.1628]])

                    netcdf_file = no.netCDF_packaging(
                        VX, VY, DX, DY, INTERPMASK, CHIPSIZEX, CHIPSIZEY, SSM,
                        SX, SY, offset2vx_1, offset2vx_2, offset2vy_1,
                        offset2vy_2, MM, VXref, VYref, rangePixelSize,
                        azimuthPixelSize, dt, epsg, srs, tran, out_nc_filename,
                        pair_type, detection_method, coordinates,
                        IMG_INFO_DICT, stable_count, stable_shift_applied,
                        dx_mean_shift, dy_mean_shift, error_vector)

                elif nc_sensor == "L":
                    if geogrid_run_info is None:
                        chipsizex0 = float(
                            str.split(
                                runCmd(
                                    'fgrep "Smallest Allowable Chip Size in m:" testGeogrid.txt'
                                ))[-1])
                        XPixelSize = float(
                            str.split(
                                runCmd(
                                    'fgrep "X-direction pixel size:" testGeogrid.txt'
                                ))[3])
                        YPixelSize = float(
                            str.split(
                                runCmd(
                                    'fgrep "Y-direction pixel size:" testGeogrid.txt'
                                ))[3])
                        epsg = float(
                            str.split(
                                runCmd('fgrep "EPSG:" testGeogrid.txt'))[1])
                    else:
                        chipsizex0 = geogrid_run_info['chipsizex0']
                        XPixelSize = geogrid_run_info['XPixelSize']
                        YPixelSize = geogrid_run_info['YPixelSize']
                        epsg = geogrid_run_info['epsg']

                    master_path = indir_m
                    slave_path = indir_s

                    import os
                    master_filename = os.path.basename(master_path)
                    slave_filename = os.path.basename(slave_path)

                    master_split = str.split(master_filename, '_')
                    slave_split = str.split(slave_filename, '_')

                    #                    master_MTL_path = master_path[:-6]+'MTL.txt'
                    #                    slave_MTL_path = slave_path[:-6]+'MTL.txt'
                    #
                    #                    master_time = str.split(str.split(runCmd('fgrep "SCENE_CENTER_TIME" '+master_MTL_path))[2][1:-2],':')
                    #                    slave_time = str.split(str.split(runCmd('fgrep "SCENE_CENTER_TIME" '+slave_MTL_path))[2][1:-2],':')
                    master_time = ['00', '00', '00']
                    slave_time = ['00', '00', '00']

                    from datetime import time as time1
                    master_time = time1(int(master_time[0]),
                                        int(master_time[1]),
                                        int(float(master_time[2])))
                    slave_time = time1(int(slave_time[0]), int(slave_time[1]),
                                       int(float(slave_time[2])))

                    import netcdf_output as no
                    pair_type = 'optical'
                    detection_method = 'feature'
                    coordinates = 'map'
                    roi_valid_percentage = int(
                        round(
                            np.sum(CHIPSIZEX != 0) /
                            np.sum(SEARCHLIMITX != 0) * 1000.0)) / 1000
                    #                out_nc_filename = 'Jakobshavn_opt.nc'
                    PPP = roi_valid_percentage * 100
                    out_nc_filename = f"./{master_filename[0:-7]}_X_{slave_filename[0:-7]}" \
                                      f"_G{chipsizex0:04.0f}V02_P{np.floor(PPP):03.0f}.nc"

                    CHIPSIZEY = np.round(CHIPSIZEX * ScaleChipSizeY / 2) * 2

                    from datetime import date
                    d0 = date(np.int(master_split[3][0:4]),
                              np.int(master_split[3][4:6]),
                              np.int(master_split[3][6:8]))
                    d1 = date(np.int(slave_split[3][0:4]),
                              np.int(slave_split[3][4:6]),
                              np.int(slave_split[3][6:8]))
                    date_dt_base = d1 - d0
                    date_dt = np.float64(np.abs(date_dt_base.days))
                    if date_dt_base.days < 0:
                        date_ct = d1 + (d0 - d1) / 2
                        date_center = date_ct.strftime("%Y%m%d")
                    else:
                        date_ct = d0 + (d1 - d0) / 2
                        date_center = date_ct.strftime("%Y%m%d")

                    master_dt = master_split[3][0:8] + master_time.strftime(
                        "T%H:%M:%S")
                    slave_dt = slave_split[3][0:8] + slave_time.strftime(
                        "T%H:%M:%S")

                    IMG_INFO_DICT = {
                        'mission_img1': master_split[0][0],
                        'sensor_img1': master_split[0][1],
                        'satellite_img1': np.float64(master_split[0][2:4]),
                        'correction_level_img1': master_split[1],
                        'path_img1': np.float64(master_split[2][0:3]),
                        'row_img1': np.float64(master_split[2][3:6]),
                        'acquisition_date_img1': master_dt,
                        'processing_date_img1': master_split[4][0:8],
                        'collection_number_img1': np.float64(master_split[5]),
                        'collection_category_img1': master_split[6],
                        'mission_img2': slave_split[0][0],
                        'sensor_img2': slave_split[0][1],
                        'satellite_img2': np.float64(slave_split[0][2:4]),
                        'correction_level_img2': slave_split[1],
                        'path_img2': np.float64(slave_split[2][0:3]),
                        'row_img2': np.float64(slave_split[2][3:6]),
                        'acquisition_date_img2': slave_dt,
                        'processing_date_img2': slave_split[4][0:8],
                        'collection_number_img2': np.float64(slave_split[5]),
                        'collection_category_img2': slave_split[6],
                        'date_dt': date_dt,
                        'date_center': date_center,
                        'roi_valid_percentage': roi_valid_percentage,
                        'autoRIFT_software_version': version
                    }

                    error_vector = np.array([57., 57.])

                    netcdf_file = no.netCDF_packaging(
                        VX, VY, DX, DY, INTERPMASK, CHIPSIZEX, CHIPSIZEY, SSM,
                        SX, SY, offset2vx_1, offset2vx_2, offset2vy_1,
                        offset2vy_2, MM, VXref, VYref, XPixelSize, YPixelSize,
                        None, epsg, srs, tran, out_nc_filename, pair_type,
                        detection_method, coordinates, IMG_INFO_DICT,
                        stable_count, stable_shift_applied, dx_mean_shift,
                        dy_mean_shift, error_vector)

                elif nc_sensor == "S2":
                    if geogrid_run_info is None:
                        chipsizex0 = float(
                            str.split(
                                runCmd(
                                    'fgrep "Smallest Allowable Chip Size in m:" testGeogrid.txt'
                                ))[-1])
                        XPixelSize = float(
                            str.split(
                                runCmd(
                                    'fgrep "X-direction pixel size:" testGeogrid.txt'
                                ))[3])
                        YPixelSize = float(
                            str.split(
                                runCmd(
                                    'fgrep "Y-direction pixel size:" testGeogrid.txt'
                                ))[3])
                        epsg = float(
                            str.split(
                                runCmd('fgrep "EPSG:" testGeogrid.txt'))[1])
                    else:
                        chipsizex0 = geogrid_run_info['chipsizex0']
                        XPixelSize = geogrid_run_info['XPixelSize']
                        YPixelSize = geogrid_run_info['YPixelSize']
                        epsg = geogrid_run_info['epsg']

                    master_path = indir_m
                    slave_path = indir_s

                    master_split = master_path.split('_')
                    slave_split = slave_path.split('_')

                    import os

                    master_filename = master_split[0][
                        -3:] + '_' + master_split[2] + '_' + master_split[
                            4][:3] + '_' + os.path.basename(master_path)
                    slave_filename = slave_split[0][-3:] + '_' + slave_split[
                        2] + '_' + slave_split[4][:3] + '_' + os.path.basename(
                            slave_path)

                    master_time = ['00', '00', '00']
                    slave_time = ['00', '00', '00']

                    from datetime import time as time1
                    master_time = time1(int(master_time[0]),
                                        int(master_time[1]),
                                        int(float(master_time[2])))
                    slave_time = time1(int(slave_time[0]), int(slave_time[1]),
                                       int(float(slave_time[2])))

                    import netcdf_output as no
                    pair_type = 'optical'
                    detection_method = 'feature'
                    coordinates = 'map'
                    roi_valid_percentage = int(
                        round(
                            np.sum(CHIPSIZEX != 0) /
                            np.sum(SEARCHLIMITX != 0) * 1000.0)) / 1000
                    PPP = roi_valid_percentage * 100
                    out_nc_filename = f"./{master_filename[0:-8]}_X_{slave_filename[0:-8]}" \
                                      f"_G{chipsizex0:04.0f}V02_P{np.floor(PPP):03.0f}.nc"
                    CHIPSIZEY = np.round(CHIPSIZEX * ScaleChipSizeY / 2) * 2

                    from datetime import date
                    d0 = date(np.int(master_split[2][0:4]),
                              np.int(master_split[2][4:6]),
                              np.int(master_split[2][6:8]))
                    d1 = date(np.int(slave_split[2][0:4]),
                              np.int(slave_split[2][4:6]),
                              np.int(slave_split[2][6:8]))
                    date_dt_base = d1 - d0
                    date_dt = np.float64(np.abs(date_dt_base.days))
                    if date_dt_base.days < 0:
                        date_ct = d1 + (d0 - d1) / 2
                        date_center = date_ct.strftime("%Y%m%d")
                    else:
                        date_ct = d0 + (d1 - d0) / 2
                        date_center = date_ct.strftime("%Y%m%d")

                    master_dt = master_split[2] + master_time.strftime(
                        "T%H:%M:%S")
                    slave_dt = slave_split[2] + slave_time.strftime(
                        "T%H:%M:%S")

                    IMG_INFO_DICT = {
                        'mission_img1': master_split[0][-3],
                        'satellite_img1': master_split[0][-2:],
                        'correction_level_img1': master_split[4][:3],
                        'acquisition_date_img1': master_dt,
                        'mission_img2': slave_split[0][-3],
                        'satellite_img2': slave_split[0][-2:],
                        'correction_level_img2': slave_split[4][:3],
                        'acquisition_date_img2': slave_dt,
                        'date_dt': date_dt,
                        'date_center': date_center,
                        'roi_valid_percentage': roi_valid_percentage,
                        'autoRIFT_software_version': version
                    }

                    error_vector = np.array([57., 57.])

                    netcdf_file = no.netCDF_packaging(
                        VX, VY, DX, DY, INTERPMASK, CHIPSIZEX, CHIPSIZEY, SSM,
                        SX, SY, offset2vx_1, offset2vx_2, offset2vy_1,
                        offset2vy_2, MM, VXref, VYref, XPixelSize, YPixelSize,
                        None, epsg, srs, tran, out_nc_filename, pair_type,
                        detection_method, coordinates, IMG_INFO_DICT,
                        stable_count, stable_shift_applied, dx_mean_shift,
                        dy_mean_shift, error_vector)

                elif nc_sensor is None:
                    print('netCDF packaging not performed')

                else:
                    raise Exception(
                        'netCDF packaging not supported for the type "{0}"'.
                        format(nc_sensor))

        print("Write Outputs Done!!!")
        print(time.time() - t1)

    return netcdf_file