def buy(self, price, mysell, num=0.001):
if self.tcny > price * num:
self.tbtc += num
self.tcny -= price * num
self.resCny = self.getResCny()
self.marketTimes += 1
self.marketBuyTimes += 1
self.netPrices.append(price)
self.noCny = False
print "len self.netprices", len(self.netPrices)
dirUtil.saveDatToFile(
"{buy:%.2f,num:%.3f,res:%.2f,btc:%.3f,cny:%.2f,nowPrice:%.2f,times:%d,buytimes:%d,selltimes:%d}--%s\n"
% (
price,
num,
self.resCny,
self.tbtc,
self.tcny,
self.lastMarketPrice,
self.marketTimes,
self.marketBuyTimes,
self.marketSellTimes,
str(self.netPrices),
),
"netbuyselllog.txt",
)
else:
# 现在资金已经不能支持币价下跌了，这时可以以现价卖出最上层的一个网络币以预防价格下跌,如果价格再下跌，则下次可以再买一个回来。
nx = int(len(self.netPrices) * self.forceSellPecent)
self.netPrices = self.netPrices[nx:]
self.sell(mysell, self.baseBuySell * nx, False)
def findPriceInNetAndBuySell(self, mybuy, mysell):
if len(self.netPrices) == 0:
dirUtil.saveDatToFile("net self.netPrices empty\n", "netbuyselllog.txt")
self.buy(mybuy, mysell, self.baseBuySell)
return "none", None, None
else:
si = -1
lastprice = self.netPrices[len(self.netPrices) - 1]
if lastprice - mybuy > self.netStep:
print lastprice, mybuy
self.buy(lastprice - self.netStep, mysell, self.baseBuySell) # 阶格下跌一个网络，进行买入操作
return "buy", lastprice + self.netStep, self.baseBuySell
elif mysell - lastprice > self.netStep:
for i in range(len(self.netPrices)):
if mysell > self.netPrices[i]:
si = i
num = (len(self.netPrices) - si) * self.baseBuySell
self.sell(mysell, si, num)
return "sell", mysell, num
def sell(self, price, n, num=0.001, selltype=True):
if selltype:
if n < 0:
dirUtil.saveDatToFile("net sell erro\n", "netbuyselllog.txt")
return
self.tbtc -= num
self.tcny += price * num
self.resCny = self.getResCny()
self.marketTimes += 1
self.marketSellTimes += 1
self.netPrices = self.netPrices[:n]
self.noCny = False
dirUtil.saveDatToFile(
"{type:nomal,sell:%.2f,num:%.3f,res:%.2f,btc:%.3f,cny:%.2f,nowPrice:%.2f,times:%d,buytimes:%d,selltimes:%d}--%s\n"
% (
price,
num,
self.resCny,
self.tbtc,
self.tcny,
self.lastMarketPrice,
self.marketTimes,
self.marketBuyTimes,
self.marketSellTimes,
str(self.netPrices),
),
"netbuyselllog.txt",
)
else:
self.tbtc -= num
self.tcny += price * num
self.resCny = self.getResCny()
self.marketTimes += 1
self.marketSellTimes += 1
self.noCny = True
dirUtil.saveDatToFile(
"{type:nobuy,sell:%.2f,num:%.3f,res:%.2f,btc:%.3f,cny:%.2f,nowPrice:%.2f,times:%d,buytimes:%d,selltimes:%d}--%s\n"
% (
price,
num,
self.resCny,
self.tbtc,
self.tcny,
self.lastMarketPrice,
self.marketTimes,
self.marketBuyTimes,
self.marketSellTimes,
str(self.netPrices),
),
"netbuyselllog.txt",
)
def savelog(self, strlog, filename="datalog.txt"):
dirUtil.saveDatToFile(strlog, filename)
#!/usr/bin/python