本文整理汇总了Python中pyalgotrade.technical.cross.cross_below函数的典型用法代码示例。如果您正苦于以下问题:Python cross_below函数的具体用法?Python cross_below怎么用?Python cross_below使用的例子?那么恭喜您, 这里精选的函数代码示例或许可以为您提供帮助。
在下文中一共展示了cross_below函数的15个代码示例,这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞,您的评价将有助于系统推荐出更棒的Python代码示例。
示例1: onBars
def onBars(self, bars):
if self.__position != None and self.__position.getReturn() < -0.05:
self.__position.exitMarket()
# If a position was not opened, check if we should enter a long position.
if self.__position is None:
ds = self.getFeed().getDataSeries(self.__instrument).getCloseDataSeries()
if self.touchBottom(): # and LINEARREG(ds, 20)[1] > 0:
shares = int(self.getBroker().getCash() * 0.9 / bars[self.__instrument].getPrice())
# Enter a buy market order. The order is good till canceled.
self.__position = self.enterShort(self.__instrument, shares, True)
self.__pos_kind = "Short"
print str(bars[self.__instrument].getDateTime()) + " " + "buy Short"
elif self.touchTop(): # and LINEARREG(ds, 20)[1] < 0:
shares = int(self.getBroker().getCash() * 0.9 / bars[self.__instrument].getPrice())
# Enter a buy market order. The order is good till canceled.
self.__position = self.enterLong(self.__instrument, shares, True)
self.__pos_kind = "Long"
print str(bars[self.__instrument].getDateTime()) + " " + "buy Long"
return
# Check if we have to exit the position.
elif (not self.__position.exitActive()):
if self.__pos_kind == "Long" and (cross.cross_below(self.__prices, self.__sma, -2) > 0 or self.touchBottom()):
self.__position.exitMarket() #Long exit
print str(bars[self.__instrument].getDateTime()) + " " + "exit " + self.__pos_kind
elif self.__pos_kind == "Short" and (cross.cross_above(self.__prices, self.__sma, -2) > 0 or self.touchTop()):
self.__position.exitMarket() #Short exit
print str(bars[self.__instrument].getDateTime()) + " " + "exit " + self.__pos_kind
示例2: onBars
def onBars(self, bars):
for instrument, bar in bars.items():
infoout = None
if cross.cross_below(self.__shorttrix[instrument],
self.__longtrix[instrument]) > 0:
# If the derivative crosses above zero (deriv - -> +),
# buy the instrument.
now_cash, now_shares = self.inventory(instrument)
buyqty = self.buyamount(
instrument, bar.getClose(), bar.getVolume(), now_cash, .2)
self.marketOrder(instrument, buyqty)
infoout = 'Order %d shares of %s @$%.2f. COH $%.2f' % (
buyqty, instrument, bar.getClose(), now_cash)
elif cross.cross_above(self.__shorttrix[instrument],
self.__longtrix[instrument]) > 0:
# If the derivative crosses below zero (deriv + -> -),
# sell the instrument.
now_cash, now_shares = self.inventory(instrument)
if now_shares > 0:
# Sell all shares
self.marketOrder(instrument, -now_shares)
infoout = 'Sell %d shares of %s @$%.2f. COH $%.2f' % (
now_shares, instrument, bar.getClose(), now_cash)
if infoout and self.printinfo:
self.info(infoout)
示例3: onBars
def onBars(self, bars):
if bars.getBar(self.__lead):
if cross.cross_above(self.__adjClose, self.__slowSMA) == 1 and self.__pos == None:
shares = self.__calculatePosSize()
if shares:
self.__pos = self.enterLong(self.__lag, shares)
elif cross.cross_below(self.__adjClose, self.__fastSMA) == 1 and self.__pos != None:
self.exitPosition(self.__pos)
示例4: onBars
def onBars(self, bars):
if self.__position is None:
if cross.cross_above(self.__prices, self.__sma) >0:
shares = int(self.getBroker().getCash() * 0.9 / bars[self.__instrument].getPrice())
self.__position = self.enterLong(self.__instrument, shares, True)
elif not self.__position.exitActive() and cross.cross_below(self.__prices,self.__sma) >0:
self.__position.exitMarket()
示例5: onBars
def onBars(self, bars):
# If a position was not opened, check if we should enter a long position.
if self.__position == None:
if cross.cross_above(self.__adjClose, self.__sma) > 0:
# Enter a buy market order for 10 shares. The order is good till canceled.
self.__position = self.enterLong(self.__instrument, 10, True)
# Check if we have to exit the position.
elif cross.cross_below(self.__adjClose, self.__sma) > 0:
self.__position.exit()
示例6: onBars
def onBars(self, bars):
# If a position was not opened, check if we should enter a long position.
if self.__position is None:
if cross.cross_above(self.__prices, self.__sma) > 0:
shares = int(self.getBroker().getCash() * 0.9 / bars[self.__instrument].getPrice())
# Enter a buy market order. The order is good till canceled.
self.__position = self.enterLong(self.__instrument, shares, True)
# Check if we have to exit the position.
elif not self.__position.exitActive() and cross.cross_below(self.__prices, self.__exit_sma) > 0:
self.__position.exitMarket()
示例7: enterShortSignal
def enterShortSignal(self) :
if self.__UpperBand[-1-self.__circ] is None:
return False
m1 = 0
for i in range(self.__circ):
if self.__macd[-i-1] >= self.__UpperBand[-i-2]:
m1 += 1
if m1 >= self.__circ-1 and cross.cross_below(self.__macd,self.__UpperBand)>0:
return True
else:
return False
示例8: handle_data
def handle_data(self,bars):
for instrument in bars.getInstruments():
# If a position was not opened, check if we should enter a long position.
if self.__position[instrument] is None:
if cross.cross_above(self.__prices[instrument], self.__sma[instrument]) > 0:
shares = int(self.getBroker().getCash() * 0.9 / bars[instrument].getPrice())
# Enter a buy market order. The order is good till canceled.
self.__position[instrument] = self.enterLong(instrument, shares, True)
# Check if we have to exit the position.
elif not self.__position[instrument].exitActive() and cross.cross_below(self.__prices[instrument], self.__sma[instrument]) > 0:
self.__position[instrument].exitMarket()
示例9: exitLongSignal
def exitLongSignal(self) :
if self.__UpperBand[-1-self.__circ] is None:
return False
m1 = 0
for i in range(self.__circ):
if self.__close[-i-1] >= self.__UpperBand[-i-2]:
m1 += 1
if m1 >= self.__circ-1 and cross.cross_below(self.__close,self.__UpperBand)>0:
return True
else:
return False
示例10: testCrossBelowMany
def testCrossBelowMany(self):
count = 100
values1 = [0 for i in range(count)]
values2 = [-1 if i % 2 == 0 else 1 for i in range(count)]
# Check first value
self.assertEqual(cross.cross_below(values1, values2, 0, 0), 0)
# Check every 2 values.
period = 2
for i in range(1, count):
if i % 2 == 0:
self.assertEqual(cross.cross_below(values1, values2, i - period + 1, i + 1), 0)
else:
self.assertEqual(cross.cross_below(values1, values2, i - period + 1, i + 1), 1)
# Check every 4 values.
period = 4
for i in range(3, count):
if i % 2 == 0:
self.assertEqual(cross.cross_below(values1, values2, i - period + 1, i + 1), 1)
else:
self.assertEqual(cross.cross_below(values1, values2, i - period + 1, i + 1), 2)
# Check for all values.
self.assertEqual(cross.cross_below(values1, values2, 0, count), count / 2)
示例11: sellSignal
def sellSignal(self, bars):
# a> 价格下穿20日均线 并且 价格<SMA价格的97%
# b> 亏损超10%
# c> RSI>80
# c> 价格小于买入后最高价的90%
if self.__buy_pos is None or self.__sell_pos is None:
high_period = 0
else:
high_period = self.__buy_pos - self.__sell_pos
return (cross.cross_below(self.__prices, self.__sma20) and self.__prices[-1] < self.__sma[-1] * 0.97) \
or (self.__last_buy * 0.9 > self.getResult()) \
or (self.__rsi > 80) \
or (self.__prices < highlow.High(self.__prices, high_period) * 0.9)
示例12: onBars
def onBars(self, bars):
if self.__position is None:
if cross.cross_above(self.__Close, self.__sma) > 0:
self.buyPrice = bars.getBar("btc").getClose()
quantity = self.getBroker().getCash() / bars.getBar("btc").getClose() * 0.99
self.__position = self.enterLong(self.__instrument, quantity)
self.numOrder += 1
elif cross.cross_below(self.__Close, self.__sma) > 0:
# if (abs(self.buyPrice - bars.getBar("btc").getClose()) > 0.002 * (bars.getBar("btc").getClose())):
if (abs(self.buyPrice - bars.getBar("btc").getClose()) > 10):
self.__position.exitMarket()
示例13: calcSignal
def calcSignal(self):
self.buySignal,self.sellSignal = {},{}
for instrument in self.instruments:
self.buySignal[instrument],self.sellSignal[instrument] = False,False
#if(self.longAllowed):
if self.longPosition[instrument] is None:
#mid 无多仓,检查是否需要开多仓
if cross.cross_above(self.__sma[instrument], self.__lma[instrument]) > 0:
self.buySignal[instrument] = True
#if(self.shortAllowed ):
if self.shortPosition[instrument] is None:
if cross.cross_below(self.__sma[instrument], self.__lma[instrument]) > 0:
self.sellSignal[instrument] = True
示例14: onBars
def onBars(self, bars):
bar = bars.getBar("orcl")
self.printDebug("%s: O=%s H=%s L=%s C=%s" % (bar.getDateTime(), bar.getOpen(), bar.getHigh(), bar.getLow(), bar.getClose()))
if cross.cross_above(self.__fastSMADS, self.__slowSMADS) == 1:
if self.__shortPos:
self.exitShortPosition(bars, self.__shortPos)
assert(self.__longPos is None)
self.__longPos = self.enterLongPosition(bars)
elif cross.cross_below(self.__fastSMADS, self.__slowSMADS) == 1:
if self.__longPos:
self.exitLongPosition(bars, self.__longPos)
assert(self.__shortPos is None)
self.__shortPos = self.enterShortPosition(bars)
示例15: enterShortSignal
def enterShortSignal(self) :
if self.__lastShortPos is not None:
if self.__barNum-self.__lastShortPos<60:
return 0
if self.__UpperBand[-1-self.__circ] is None:
return 0
m1 = 0
for i in range(self.__circ):
if self.__close[-i-1] >= self.__UpperBand[-i-2]:
m1 += 1
if m1 >= self.__circ-1 and cross.cross_below(self.__close,self.__UpperBand)>0:
return 1
else:
return 0