#!/usr/bin/env python
# -*- coding: utf-8 -*-
__author__ = 'limin'
'''
R-Breaker策略(隔夜留仓)
参考: https://www.shinnytech.com/blog/r-breaker
'''
from tqsdk import TqApi, TqSim, TargetPosTask
SYMBOL = "SHFE.au1906" # 合约代码
STOP_LOSS_PRICE = 10 # 止损点(价格)
def get_index_line(klines):
'''计算指标线'''
high = klines.high.iloc[-2] # 前一日的最高价
low = klines.low.iloc[-2] # 前一日的最低价
close = klines.close.iloc[-2] # 前一日的收盘价
pivot = (high + low + close) / 3 # 枢轴点
bBreak = high + 2 * (pivot - low) # 突破买入价
sSetup = pivot + (high - low) # 观察卖出价
sEnter = 2 * pivot - low # 反转卖出价
bEnter = 2 * pivot - high # 反转买入价
bSetup = pivot - (high - low) # 观察买入价
sBreak = low - 2 * (high - pivot) # 突破卖出价
print("已计算新标志线: ", "\n枢轴点", pivot, "\n突破买入价", bBreak, "\n观察卖出价", sSetup,
"\n反转卖出价", sEnter, "\n反转买入价", bEnter, "\n观察买入价", bSetup, "\n突破卖出价", sBreak)
return pivot, bBreak, sSetup, sEnter, bEnter, bSetup, sBreak
api = TqApi(TqSim())
quote = api.get_quote(SYMBOL)
klines = api.get_kline_serial(SYMBOL, 24*60*60) # 86400: 使用日线
position = api.get_position(SYMBOL)
target_pos = TargetPosTask(api, SYMBOL)
target_pos_value = position.volume_long - position.volume_short # 目标净持仓数
open_position_price = position.open_price_long if target_pos_value > 0 else position.open_price_short # 开仓价
pivot, bBreak, sSetup, sEnter, bEnter, bSetup, sBreak = get_index_line(klines) # 七条标准线
while True:
target_pos.set_target_volume(target_pos_value)
api.wait_update()
if api.is_changing(klines.iloc[-1], "datetime"): # 产生新k线,则重新计算7条指标线
pivot, bBreak, sSetup, sEnter, bEnter, bSetup, sBreak = get_index_line(klines)
'''交易规则'''
if api.is_changing(quote, "last_price"):
print("最新价: ", quote.last_price)
# 开仓价与当前行情价之差大于止损点则止损
if (target_pos_value > 0 and open_position_price - quote.last_price >= STOP_LOSS_PRICE) or\
(target_pos_value < 0 and quote.last_price - open_position_price >= STOP_LOSS_PRICE):
target_pos_value = 0 # 平仓
# 反转:
if target_pos_value > 0: # 多头持仓
if quote.highest > sSetup and quote.last_price < sEnter:
# 多头持仓,当日内最高价超过观察卖出价后，
# 盘中价格出现回落，且进一步跌破反转卖出价构成的支撑线时，
# 采取反转策略，即在该点位反手做空
print("多头持仓,当日内最高价超过观察卖出价后跌破反转卖出价: 反手做空")
target_pos_value = -3 # 做空
open_position_price = quote.last_price
elif target_pos_value < 0: # 空头持仓
if quote.lowest < bSetup and quote.last_price > bEnter:
# 空头持仓，当日内最低价低于观察买入价后，
# 盘中价格出现反弹，且进一步超过反转买入价构成的阻力线时，
# 采取反转策略，即在该点位反手做多
print("空头持仓,当日最低价低于观察买入价后超过反转买入价: 反手做多")
target_pos_value = 3 # 做多
open_position_price = quote.last_price
# 突破:
elif target_pos_value == 0: # 空仓条件
if quote.last_price > bBreak:
# 在空仓的情况下，如果盘中价格超过突破买入价，
# 则采取趋势策略，即在该点位开仓做多
print("空仓,盘中价格超过突破买入价: 开仓做多")
target_pos_value = 3 # 做多
open_position_price = quote.last_price
elif quote.last_price < sBreak:
# 在空仓的情况下，如果盘中价格跌破突破卖出价，
# 则采取趋势策略，即在该点位开仓做空
print("空仓,盘中价格跌破突破卖出价: 开仓做空")
target_pos_value = -3 # 做空
open_position_price = quote.last_price