[Add]新增CTA模块下的单标的海龟交易策略

This commit is contained in:
vn.py 2018-11-07 10:47:28 +08:00
parent 33c5f15704
commit 208e962e91
2 changed files with 210 additions and 7 deletions

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@ -88,14 +88,8 @@ class BollChannelStrategy(CtaTemplate):
super(BollChannelStrategy, self).__init__(ctaEngine, setting)
self.bg = BarGenerator(self.onBar, 15, self.onXminBar) # 创建K线合成器对象
self.bg30 = BarGenerator(self.onBar, 30, self.on30minBar)
self.am = ArrayManager()
#----------------------------------------------------------------------
def on30minBar(self, bar):
""""""
#----------------------------------------------------------------------
def onInit(self):
"""初始化策略(必须由用户继承实现)"""
@ -191,6 +185,7 @@ class BollChannelStrategy(CtaTemplate):
#----------------------------------------------------------------------
def onTrade(self, trade):
"""成交推送"""
# 发出状态更新事件
self.putEvent()

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@ -0,0 +1,208 @@
# encoding: UTF-8
"""
单标的海龟交易策略实现了完整海龟策略中的信号部分
"""
from __future__ import division
from vnpy.trader.vtObject import VtBarData
from vnpy.trader.vtConstant import DIRECTION_LONG, DIRECTION_SHORT
from vnpy.trader.app.ctaStrategy.ctaTemplate import (CtaTemplate,
BarGenerator,
ArrayManager)
########################################################################
class TurtleTradingStrategy(CtaTemplate):
"""海龟交易策略"""
className = 'TurtleTradingStrategy'
author = u'用Python的交易员'
# 策略参数
entryWindow = 55 # 入场通道窗口
exitWindow = 20 # 出场通道窗口
atrWindow = 20 # 计算ATR波动率的窗口
initDays = 10 # 初始化数据所用的天数
fixedSize = 1 # 每次交易的数量
# 策略变量
entryUp = 0 # 入场通道上轨
entryDown = 0 # 入场通道下轨
exitUp = 0 # 出场通道上轨
exitDown = 0 # 出场通道下轨
atrVolatility = 0 # ATR波动率
longEntry = 0 # 多头入场价格
shortEntry = 0 # 空头入场价格
longStop = 0 # 多头止损价格
shortStop = 0 # 空头止损价格
# 参数列表,保存了参数的名称
paramList = ['name',
'className',
'author',
'vtSymbol',
'entryWindow',
'exitWindow',
'atrWindow',
'initDays',
'fixedSize']
# 变量列表,保存了变量的名称
varList = ['inited',
'trading',
'pos',
'entryUp',
'entryDown',
'exitUp',
'exitDown',
'longEntry',
'shortEntry',
'longStop',
'shortStop']
# 同步列表,保存了需要保存到数据库的变量名称
syncList = ['pos']
#----------------------------------------------------------------------
def __init__(self, ctaEngine, setting):
"""Constructor"""
super(TurtleTradingStrategy, self).__init__(ctaEngine, setting)
self.bg = BarGenerator(self.onBar)
self.am = ArrayManager()
#----------------------------------------------------------------------
def onInit(self):
"""初始化策略(必须由用户继承实现)"""
self.writeCtaLog(u'%s策略初始化' %self.name)
# 载入历史数据,并采用回放计算的方式初始化策略数值
initData = self.loadBar(self.initDays)
for bar in initData:
self.onBar(bar)
self.putEvent()
#----------------------------------------------------------------------
def onStart(self):
"""启动策略(必须由用户继承实现)"""
self.writeCtaLog(u'%s策略启动' %self.name)
self.putEvent()
#----------------------------------------------------------------------
def onStop(self):
"""停止策略(必须由用户继承实现)"""
self.writeCtaLog(u'%s策略停止' %self.name)
self.putEvent()
#----------------------------------------------------------------------
def onTick(self, tick):
"""收到行情TICK推送必须由用户继承实现"""
self.bg.updateTick(tick)
#----------------------------------------------------------------------
def onBar(self, bar):
"""收到Bar推送必须由用户继承实现"""
self.cancelAll()
# 保存K线数据
self.am.updateBar(bar)
if not self.am.inited:
return
# 计算指标数值
self.entryUp, self.entryDown = self.am.donchian(self.entryWindow)
self.exitUp, self.exitDown = self.am.donchian(self.exitWindow)
self.atrVolatility = self.am.atr(self.atrWindow)
# 判断是否要进行交易
if self.pos == 0:
self.longEntry = 0
self.shortEntry = 0
self.longStop = 0
self.shortStop = 0
self.sendBuyOrders(self.entryUp)
self.sendShortOrders(self.entryDown)
elif self.pos > 0:
# 加仓逻辑
self.sendBuyOrders(self.longEntry)
# 止损逻辑
self.longStop = self.longEntry - self.atrVolatility * 2
self.longStop = max(self.longStop, self.exitDown)
self.sell(self.longStop, abs(self.pos), True)
elif self.pos < 0:
# 加仓逻辑
self.sendShortOrders(self.shortEntry)
# 止损逻辑
self.shortStop = self.shortEntry + self.atrVolatility * 2
self.shortStop = min(self.shortStop, self.exitUp)
self.cover(self.shortStop, abs(self.pos), True)
# 同步数据到数据库
self.saveSyncData()
# 发出状态更新事件
self.putEvent()
#----------------------------------------------------------------------
def onOrder(self, order):
"""收到委托变化推送(必须由用户继承实现)"""
pass
#----------------------------------------------------------------------
def onTrade(self, trade):
"""成交推送"""
if trade.direction == DIRECTION_LONG:
self.longEntry = trade.price
else:
self.shortEntry = trade.price
# 发出状态更新事件
self.putEvent()
#----------------------------------------------------------------------
def onStopOrder(self, so):
"""停止单推送"""
pass
#----------------------------------------------------------------------
def sendBuyOrders(self, price):
"""发出一系列的买入停止单"""
t = self.pos / self.fixedSize
if t < 1:
self.buy(price, self.fixedSize, True)
if t < 2:
self.buy(price + self.atrVolatility*0.5, self.fixedSize, True)
if t < 3:
self.buy(price + self.atrVolatility, self.fixedSize, True)
if t < 4:
self.buy(price + self.atrVolatility*1.5, self.fixedSize, True)
#----------------------------------------------------------------------
def sendShortOrders(self, price):
""""""
t = self.pos / self.fixedSize
if t > -1:
self.short(price, self.fixedSize, True)
if t > -2:
self.short(price - self.atrVolatility*0.5, self.fixedSize, True)
if t > -3:
self.short(price - self.atrVolatility, self.fixedSize, True)
if t > -4:
self.short(price - self.atrVolatility*1.5, self.fixedSize, True)