class QA_Backtest_stock_day():
account = QA_Account()
market = QA_Market()
bid = QA_QAMarket_bid()
setting = QA_Setting()
clients = setting.client
user = setting.QA_setting_user_name
market_data = []
def __init__(self):
self.account = QA_Account()
self.market = QA_Market()
self.bid = QA_QAMarket_bid()
self.setting = QA_Setting()
self.clients = self.setting.client
self.user = self.setting.QA_setting_user_name
@classmethod
def backtest_init(__backtest_cls, func, *arg, **kwargs):
def __init_backtest(__backtest_cls, *arg, **kwargs):
__backtest_cls.QA_backtest_init(__backtest_cls)
func(*arg, **kwargs)
__backtest_cls.__QA_backtest_init_inside(__backtest_cls)
return __init_backtest(__backtest_cls)
@classmethod
def before_backtest(__backtest_cls, func, *arg, **kwargs):
# yield __backtest_cls.cash
func(*arg, **kwargs)
__backtest_cls.QA_backtest_start(__backtest_cls)
@classmethod
def end_backtest(__backtest_cls, func, *arg, **kwargs):
# yield __backtest_cls.cash
__backtest_cls.__end_of_backtest(__backtest_cls, func, *arg, **kwargs)
return func(*arg, **kwargs)
def __QA_backtest_set_bid_model(self):
if self.backtest_bid_model == 'market_price':
self.bid.bid['price'] = 'market_price'
self.bid.bid['bid_model'] = 'auto'
elif self.backtest_bid_model == 'close_price':
self.bid.bid['price'] = 'close_price'
self.bid.bid['bid_model'] = 'auto'
elif self.backtest_bid_model == 'strategy':
self.bid.bid['price'] = 0
self.bid.bid['bid_model'] = 'strategy'
else:
QA_util_log_info('support bid model')
sys.exit()
def __QA_backtest_set_save_model(self):
pass
def QA_backtest_init(self):
"""既然是被当做装饰器使用,就需要把变量设置放在装饰函数的前面,把函数放在装饰函数的后面"""
# 设置回测的开始结束时间
self.strategy_start_date = str('2017-01-05')
self.strategy_end_date = str('2017-07-01')
# 设置回测标的,是一个list对象,不过建议只用一个标的
# gap是回测时,每日获取数据的前推日期(交易日)
self.strategy_gap = int(60)
# 设置全局的数据库地址,回测用户名,密码,并初始化
self.setting.QA_util_sql_mongo_ip = str('127.0.0.1')
self.setting.QA_setting_user_name = str('admin')
self.setting.QA_setting_user_password = str('admin')
self.setting.QA_setting_init()
# 回测的名字
self.strategy_name = str('example')
# 股票的交易日历,真实回测的交易周期,和交易周期在交易日历中的id
self.trade_list = QA_fetch_trade_date(
self.setting.client.quantaxis.trade_date)
self.benchmark_code = 'hs300'
"""
这里会涉及一个区间的问题,开始时间是要向后推,而结束时间是要向前推,1代表向后推,-1代表向前推
"""
self.start_real_date = QA_util_get_real_date(self.strategy_start_date,
self.trade_list, 1)
self.start_real_id = self.trade_list.index(self.start_real_date)
self.end_real_date = QA_util_get_real_date(self.strategy_end_date,
self.trade_list, -1)
self.end_real_id = self.trade_list.index(self.end_real_date)
self.strategy_stock_list = ['000001', '000002', '000004']
self.account.init_assest = 1000000
self.backtest_bid_model = 'market_price'
def __QA_backtest_init_inside(self):
"""
这是模型内部的 初始化,主要是初始化一些账户和市场资产
写成了私有函数
@yutiansut
2017/7/20
"""
# 重新初始账户资产
self.setting.QA_setting_init()
self.account.init()
# 重新初始化账户的cookie
self.account.account_cookie = str(random.random())
# 初始化股票池的市场数据
self.market_data = QA_fetch_stocklist_day(
self.strategy_stock_list, self.setting.client.quantaxis.stock_day,
[
self.trade_list[self.start_real_id - int(self.strategy_gap)],
self.trade_list[self.end_real_id]
])
def QA_backtest_start(self, *args, **kwargs):
"""
这个是回测流程开始的入口
"""
assert len(self.strategy_stock_list) > 0
assert len(self.trade_list) > 0
assert isinstance(self.start_real_date, str)
assert isinstance(self.end_real_date, str)
#self.__QA_backtest_init_inside()
assert len(self.market_data) == len(self.strategy_stock_list)
QA_util_log_info('QUANTAXIS Backtest Engine Initial Successfully')
QA_util_log_info('Basical Info: \n' + tabulate(
[[str(__version__), str(self.strategy_name)]],
headers=('Version', 'Strategy_name')))
QA_util_log_info('Stock_List: \n' +
tabulate([self.strategy_stock_list]))
# 初始化报价模式
self.__QA_backtest_set_bid_model(self)
self.__messages = []
"""
try:
# 在末尾增加一个回调给策略
outside_handle.on_start(self)
except:
pass
# 加载外部策略
self.__QA_backest_handle_data(outside_handle)
"""
@classmethod
def load_strategy(__backtest_cls, func, *arg, **kwargs):
'策略加载函数'
# 首先判断是否能满足回测的要求`
_info = {}
_info['stock_list'] = __backtest_cls.strategy_stock_list
__messages = {}
__backtest_cls.__init_cash_per_stock = int(
float(__backtest_cls.account.init_assest) /
len(__backtest_cls.strategy_stock_list))
# 策略的交易日循环
for i in range(int(__backtest_cls.start_real_id),
int(__backtest_cls.end_real_id) - 1, 1):
__backtest_cls.running_date = __backtest_cls.trade_list[i]
QA_util_log_info(
'=================daily hold list====================')
QA_util_log_info('in the begining of ' +
__backtest_cls.running_date)
QA_util_log_info(
tabulate(
__backtest_cls.account.message['body']['account']['hold']))
func(*arg, **kwargs)
#最后一天
__backtest_cls.__end_of_trading(__backtest_cls)
def __start_of_every_day(self, func, *arg, **kwargs):
func(self, *arg, **kwargs)
def __end_of_every_day(self, func, *arg, **kwargs):
func(self, *arg, **kwargs)
def __backtest_every_day_trading(self, i, func, *arg, **kwargs):
# 正在进行的交易日期
__running_date = self.trade_list[i]
QA_util_log_info(
'=================daily hold list====================')
QA_util_log_info('in the begining of ' + __running_date)
QA_util_log_info(
tabulate(self.account.message['body']['account']['hold']))
for __j in range(0, len(self.strategy_stock_list)):
if __running_date in [l[6] for l in self.market_data[__j]] and \
[l[6] for l in self.market_data[__j]].index(__running_date) \
> self.strategy_gap + 1:
__data = self.__QA_data_handle([
__l[6] for __l in self.market_data[__j]
].index(__running_date), __j)
__amount = 0
for item in __data['account']['body']['account']['hold']:
if self.strategy_stock_list[__j] in item:
__amount = __amount + item[3]
if __amount > 0:
__hold = 1
else:
__hold = 0
__result = func(self, *arg, **kwargs)
if float(self.account.message['body']['account']['cash']
[-1]) > 0:
self.QA_backtest_excute_bid(
__result, __running_date, __hold,
str(self.strategy_stock_list[__j])[0:6], __amount)
else:
QA_util_log_info('not enough free money')
else:
pass
def __end_of_trading(self, *arg, **kwargs):
# 在回测的最后一天,平掉所有仓位(回测的最后一天是不买入的)
while len(self.account.hold) > 1:
__hold_list = self.account.hold[1::]
pre_del_id = []
for item_ in range(0, len(__hold_list)):
if __hold_list[item_][3] > 0:
__last_bid = self.bid.bid
__last_bid['amount'] = int(__hold_list[item_][3])
__last_bid['order_id'] = str(random.random())
__last_bid['price'] = 'close_price'
__last_bid['code'] = str(__hold_list[item_][1])
__last_bid['date'] = self.trade_list[self.end_real_id]
__last_bid['towards'] = -1
__last_bid['user'] = self.setting.QA_setting_user_name
__last_bid['strategy'] = self.strategy_name
__last_bid['bid_model'] = 'auto'
__last_bid['status'] = '0x01'
__last_bid['amount_model'] = 'amount'
__message = self.market.receive_bid(
__last_bid, self.setting.client)
_remains_day = 0
while __message['header']['status'] == 500:
# 停牌状态,这个时候按停牌的最后一天计算价值(假设平仓)
__last_bid['date'] = self.trade_list[self.end_real_id -
_remains_day]
_remains_day += 1
__message = self.market.receive_bid(
__last_bid, self.setting.client)
# 直到市场不是为0状态位置,停止前推日期
self.__messages = self.account.QA_account_receive_deal(
__message)
else:
pre_del_id.append(item_)
pre_del_id.sort()
pre_del_id.reverse()
for item_x in pre_del_id:
__hold_list.pop(item_x)
def __end_of_backtest(self, *arg, **kwargs):
# 开始分析
QA_util_log_info('start analysis====\n' +
str(self.strategy_stock_list))
QA_util_log_info('=' * 10 + 'Trade History' + '=' * 10)
QA_util_log_info('\n' +
tabulate(self.account.history,
headers=('date', 'code', 'price', 'towards',
'amounts', 'order_id', 'trade_id',
'commission')))
QA_util_log_info(
tabulate(self.account.detail,
headers=('date', 'code', 'price', 'amounts', 'order_id',
'trade_id', 'sell_price', 'sell_order_id',
'sell_trade_id', 'sell_date', 'left_amount',
'commission')))
__exist_time = int(self.end_real_id) - int(self.start_real_id) + 1
self.__benchmark_data = QA_fetch_index_day(self.benchmark_code,
self.start_real_date,
self.end_real_date)
if len(self.__messages) > 1:
performace = QA_backtest_analysis_start(
self.setting.client, self.strategy_stock_list, self.__messages,
self.trade_list[self.start_real_id:self.end_real_id + 1],
self.market_data, self.__benchmark_data)
_backtest_mes = {
'user':
self.setting.QA_setting_user_name,
'strategy':
self.strategy_name,
'stock_list':
performace['code'],
'start_time':
self.strategy_start_date,
'end_time':
self.strategy_end_date,
'account_cookie':
self.account.account_cookie,
'annualized_returns':
performace['annualized_returns'],
'benchmark_annualized_returns':
performace['benchmark_annualized_returns'],
'assets':
performace['assets'],
'benchmark_assets':
performace['benchmark_assets'],
'trade_date':
performace['trade_date'],
'total_date':
performace['total_date'],
'win_rate':
performace['win_rate'],
'alpha':
performace['alpha'],
'beta':
performace['beta'],
'sharpe':
performace['sharpe'],
'vol':
performace['vol'],
'benchmark_vol':
performace['benchmark_vol'],
'max_drop':
performace['max_drop'],
'exist':
__exist_time,
'time':
datetime.datetime.now()
}
QA_SU_save_backtest_message(_backtest_mes, self.setting.client)
QA_SU_save_account_message(self.__messages, self.setting.client)
QA_SU_save_account_to_csv(self.__messages)
# QA.QA_SU_save_backtest_message(analysis_message, self.setting.client)
def QA_backtest_excute_bid(self, __result, __date, __hold, __code,
__amount):
"""
这里是处理报价的逻辑部分
2017/7/19 修改
"""
"""
2017/8/4再次修改:
我们需要的是一个简化的报单api
买入/卖出
股票代码
买入/卖出数量
参考实盘的下单接口:
tradex:
nCategory - 委托业务的种类
0 买入
1 卖出
2 融资买入
3 融券卖出
4 买券还券
5 卖券还款
6 现券还券
nOrderType - 委托报价方式
0 限价委托； 上海限价委托/ 深圳限价委托
1 市价委托(深圳对方最优价格)
2 市价委托(深圳本方最优价格)
3 市价委托(深圳即时成交剩余撤销)
4 市价委托(上海五档即成剩撤/ 深圳五档即成剩撤)
5 市价委托(深圳全额成交或撤销)
6 市价委托(上海五档即成转限价)
sAccount - 股东代码
sStockCode - 证券代码
sPrice - 价格
sVolume - 委托证券的股数
返回值：
errinfo - 出错时函数抛出的异常信息；
result - 查询到的数据。
然后去检查
1.当前账户是否持仓该股票
2.当前账户现金是否足以支持购买该股票
返回
3.是否委托(委托id)
4.是否成交(成交id)
5.成交笔数
"""
self.__QA_backtest_set_bid_model()
if self.bid.bid['bid_model'] == 'strategy':
__bid_price = __result['price']
else:
__bid_price = self.bid.bid['price']
__bid = self.bid.bid
__bid['order_id'] = str(random.random())
__bid['user'] = self.setting.QA_setting_user_name
__bid['strategy'] = self.strategy_name
__bid['code'] = __code
__bid['date'] = __date
__bid['price'] = __bid_price
__bid['amount'], __bid['amount_model'] = self.__QA_bid_amount(
__result['amount'], __amount)
if __result['if_buy'] == 1:
# 这是买入的情况
__bid['towards'] = 1
__message = self.market.receive_bid(__bid, self.setting.client)
if float(self.account.message['body']['account']['cash'][-1]) > \
float(__message['body']['bid']['price']) * \
float(__message['body']['bid']['amount']):
# 这里是买入资金充足的情况
# 不去考虑
pass
else:
# 如果买入资金不充足,则按照可用资金去买入
__message['body']['bid']['amount'] = int(
float(self.account.message['body']['account']['cash'][-1])
/ float(
float(str(__message['body']['bid']['price'])[0:5]) *
100)) * 100
if __message['body']['bid']['amount'] > 0:
# 这个判断是为了 如果买入资金不充足,所以买入报了一个0量单的情况
#如果买入量>0, 才判断为成功交易
self.account.QA_account_receive_deal(__message)
elif __result['if_buy'] == 0:
# 如果买入状态为0,则不进行任何买入操作
pass
# 下面是卖出操作,这里在卖出前需要考虑一个是否有仓位的问题:
# 因为在股票中是不允许卖空操作的,所以这里是股票的交易引擎和期货的交易引擎的不同所在
if __result['if_sell'] == 1 and __hold == 1:
__bid['towards'] = -1
__message = self.market.receive_bid(__bid, self.setting.client)
self.account.QA_account_receive_deal(__message)
def __QA_bid_amount(self, __strategy_amount, __amount):
if __strategy_amount == 'mean':
return float(
float(self.account.message['body']['account']['cash'][-1]) /
len(self.strategy_stock_list)), 'price'
elif __strategy_amount == 'half':
return __amount * 0.5, 'amount'
elif __strategy_amount == 'all':
return __amount, 'amount'
def __QA_get_data_from_market(self, __id, stock_id):
# x=[x[6] for x in self.market_data]
if __id > self.strategy_gap + 1:
index_of_day = __id
index_of_start = index_of_day - self.strategy_gap + 1
return self.market_data[stock_id][index_of_start:index_of_day + 1]
# 从账户中更新数据
def __QA_data_handle(self, __id, __stock_id):
market_data = self.__QA_get_data_from_market(__id, __stock_id)
__message = self.account.message
return {'market': market_data, 'account': __message}
class QA_Backtest():
'最终目的还是实现一个通用的回测类'
backtest_type = 'day'
account = QA_Account()
market = QA_Market()
bid = QA_QAMarket_bid()
order = QA_QAMarket_bid_list()
setting = QA_Setting()
clients = setting.client
user = setting.QA_setting_user_name
market_data = []
now = ''
today = ''
strategy_stock_list = []
trade_list = []
start_real_id = 0
end_real_id = 0
temp = {}
commission_fee_coeff = 0.0015
def __init__(self):
self.backtest_type = 'day'
self.account = QA_Account()
self.market = QA_Market()
self.order = QA_QAMarket_bid_list()
self.bid = QA_QAMarket_bid()
self.setting = QA_Setting()
self.clients = self.setting.client
self.user = self.setting.QA_setting_user_name
self.market_data = []
self.now = ''
self.today = ''
self.strategy_stock_list = []
self.trade_list = []
self.start_real_id = 0
self.end_real_id = 0
self.temp = {}
self.commission_fee_coeff = 0.0015
def __QA_backtest_init(self):
"""既然是被当做装饰器使用,就需要把变量设置放在装饰函数的前面,把函数放在装饰函数的后面"""
# 设置回测的开始结束时间
self.strategy_start_date = str('2017-01-05')
self.strategy_end_date = str('2017-07-01')
# 设置回测标的,是一个list对象,不过建议只用一个标的
# gap是回测时,每日获取数据的前推日期(交易日)
self.strategy_gap = int(60)
# 设置全局的数据库地址,回测用户名,密码,并初始化
self.setting.QA_util_sql_mongo_ip = str('127.0.0.1')
self.setting.QA_setting_user_name = str('admin')
self.setting.QA_setting_user_password = str('admin')
self.setting.QA_setting_init()
# 回测的名字
self.strategy_name = str('example_min')
# 股票的交易日历,真实回测的交易周期,和交易周期在交易日历中的id
self.trade_list = trade_date_sse
self.benchmark_code = '000300'
"""
这里会涉及一个区间的问题,开始时间是要向后推,而结束时间是要向前推,1代表向后推,-1代表向前推
"""
self.strategy_stock_list = ['000001', '000002', '000004']
self.account.init_assest = 1000000
self.backtest_bid_model = 'market_price'
self.commission_fee_coeff = 0.0015
def __QA_backtest_prepare(self):
"""
这是模型内部的 初始化,主要是初始化一些账户和市场资产
写成了私有函数
@yutiansut
2017/7/20
"""
# 重新初始账户资产
self.market = QA_Market(self.commission_fee_coeff)
self.setting.QA_setting_init()
self.account.init()
self.start_real_date = QA_util_get_real_date(self.strategy_start_date,
self.trade_list, 1)
self.start_real_id = self.trade_list.index(self.start_real_date)
self.end_real_date = QA_util_get_real_date(self.strategy_end_date,
self.trade_list, -1)
self.end_real_id = self.trade_list.index(self.end_real_date)
# 重新初始化账户的cookie
self.account.account_cookie = str(random.random())
# 初始化股票池的市场数据
self.benchmark_data = QA_fetch_index_day_adv(self.benchmark_code,
self.start_real_date,
self.end_real_date)
if self.backtest_type in ['day', 'd', '0x00']:
self.market_data = QA_fetch_stocklist_day_adv(
self.strategy_stock_list,
self.trade_list[self.start_real_id - int(self.strategy_gap)],
self.trade_list[self.end_real_id]).to_qfq()
elif self.backtest_type in ['1min', '5min', '15min', '30min', '60min']:
self.market_data = QA_fetch_stocklist_min_adv(
self.strategy_stock_list,
self.trade_list[self.start_real_id - int(self.strategy_gap)],
self.trade_list[self.end_real_id + 1],
self.backtest_type).to_qfq()
elif self.backtest_type in ['index_day']:
self.market_data = QA_fetch_index_day_adv(
self.strategy_stock_list,
self.trade_list[self.start_real_id - int(self.strategy_gap)],
self.trade_list[self.end_real_id])
elif self.backtest_type in [
'index_1min', 'index_5min', 'index_15min', 'index_30min',
'index_60min'
]:
self.market_data = QA_fetch_index_min_adv(
self.strategy_stock_list, self.start_real_date,
self.end_real_date,
self.backtest_type.split('_')[1])
def __QA_backtest_start(self, *args, **kwargs):
"""
这个是回测流程开始的入口
"""
QA_util_log_info('QUANTAXIS Backtest Engine Initial Successfully')
QA_util_log_info('Basical Info: \n' + tabulate(
[[str(__version__), str(self.strategy_name)]],
headers=('Version', 'Strategy_name')))
QA_util_log_info('BACKTEST Cookie_ID is: ' +
str(self.account.account_cookie))
QA_util_log_info('Stock_List: \n' +
tabulate([self.strategy_stock_list]))
# 初始化报价模式
self.__messages = []
def __check_state(self, bid_price, bid_amount):
pass
def __QA_bid_amount(self, __strategy_amount, __amount):
if __strategy_amount == 'mean':
return float(
float(self.account.message['body']['account']['cash'][-1]) /
len(self.strategy_stock_list)), 'price'
elif __strategy_amount == 'half':
return __amount * 0.5, 'amount'
elif __strategy_amount == 'all':
return __amount, 'amount'
def __end_of_trading(self, *arg, **kwargs):
# 在回测的最后一天,平掉所有仓位(回测的最后一天是不买入的)
# 回测最后一天的交易处理
self.now = str(self.end_real_date) + ' 15:00:00'
self.today = self.end_real_date
self.QA_backtest_sell_all(self)
self.__sell_from_order_queue(self)
self.__sync_order_LM(self, 'daily_settle') # 每日结算
def __wrap_bid(self, __bid, __order=None):
__market_data_for_backtest = self.market_data.get_bar(
__bid.code, __bid.datetime)
if __market_data_for_backtest.len() == 1:
__O, __H, __L, __C, __V = self.QA_backtest_get_OHLCV(
self, __market_data_for_backtest)
if __O is not None and __order is not None:
if __order['bid_model'] in [
'limit', 'Limit', 'Limited', 'limited', 'l', 'L', 0,
'0'
]:
# 限价委托模式
__bid.price = __order['price']
elif __order['bid_model'] in [
'Market', 'market', 'MARKET', 'm', 'M', 1, '1'
]:
# 2017-09-18 修改 市价单以当前bar开盘价下单
__bid.price = float(__O[0])
elif __order['bid_model'] in [
'strict', 'Strict', 's', 'S', '2', 2
]:
__bid.price = float(
__H[0]) if __bid.towards == 1 else float(__L[0])
elif __order['bid_model'] in [
'close', 'close_price', 'c', 'C', '3', 3
]:
__bid.price = float(__C[0])
__bid.price = float('%.2f' % __bid.price)
return __bid, __market_data_for_backtest
else:
return __bid, __market_data_for_backtest
else:
QA_util_log_info(
'BACKTEST ENGINE ERROR=== CODE %s TIME %s NO MARKET DATA!' %
(__bid.code, __bid.datetime))
return __bid, 500
def __end_of_backtest(self, *arg, **kwargs):
# 开始分析
# 对于account.detail做一定的整理
self.account.detail = detail = pd.DataFrame(
self.account.detail,
columns=[
'date', 'code', 'price', 'amounts', 'order_id', 'trade_id',
'sell_price', 'sell_order_id', 'sell_trade_id', 'sell_date',
'left_amount', 'commission'
])
self.account.detail['sell_average'] = self.account.detail[
'sell_price'].apply(lambda x: mean(x))
self.account.detail['pnl_persentage'] = self.account.detail['sell_average'] - \
self.account.detail['price']
self.account.detail['pnl'] = self.account.detail['pnl_persentage'] * (
self.account.detail['amounts'] - self.account.detail['left_amount']
) - self.account.detail['commission']
self.account.detail = self.account.detail.drop(
['order_id', 'trade_id', 'sell_order_id', 'sell_trade_id'], axis=1)
QA_util_log_info('start analysis====\n' +
str(self.strategy_stock_list))
QA_util_log_info('=' * 10 + 'Trade History' + '=' * 10)
QA_util_log_info('\n' +
tabulate(self.account.history,
headers=('date', 'code', 'price', 'towards',
'amounts', 'order_id', 'trade_id',
'commission')))
QA_util_log_info('\n' + tabulate(
self.account.detail, headers=(self.account.detail.columns)))
__exist_time = int(self.end_real_id) - int(self.start_real_id) + 1
if len(self.__messages) > 1:
performace = QA_backtest_analysis_start(
self.setting.client, self.strategy_stock_list, self.__messages,
self.trade_list[self.start_real_id:self.end_real_id + 1],
self.benchmark_data.data)
_backtest_mes = {
'user':
self.setting.QA_setting_user_name,
'strategy':
self.strategy_name,
'stock_list':
performace['code'],
'start_time':
self.strategy_start_date,
'end_time':
self.strategy_end_date,
'account_cookie':
self.account.account_cookie,
'annualized_returns':
performace['annualized_returns'],
'benchmark_annualized_returns':
performace['benchmark_annualized_returns'],
'assets':
performace['assets'],
'benchmark_assets':
performace['benchmark_assets'],
'trade_date':
performace['trade_date'],
'total_date':
performace['total_date'],
'win_rate':
performace['win_rate'],
'alpha':
performace['alpha'],
'beta':
performace['beta'],
'sharpe':
performace['sharpe'],
'vol':
performace['vol'],
'benchmark_vol':
performace['benchmark_vol'],
'max_drop':
performace['max_drop'],
'exist':
__exist_time,
'time':
datetime.datetime.now()
}
QA_SU_save_backtest_message(_backtest_mes, self.setting.client)
QA_SU_save_account_message(self.__messages, self.setting.client)
QA_SU_save_account_to_csv(self.__messages)
self.account.detail.to_csv('backtest-pnl--' +
str(self.account.account_cookie) +
'.csv')
# QA_SU_save_pnl_to_csv(self.account.detail,self.account.account_cookie)
def QA_backtest_get_market_data(self, code, date, gap_=None):
'这个函数封装了关于获取的方式 用GAP的模式'
gap_ = self.strategy_gap if gap_ is None else gap_
return self.market_data.select_code(code).select_time_with_gap(
date, gap_, 'lte')
def QA_backtest_get_market_data_bar(self, code, time):
'这个函数封装了关于获取的方式'
return self.market_data.get_bar(code, time)
def QA_backtest_sell_available(self, __code):
try:
return self.account.sell_available[__code]
except:
return 0
def QA_backtest_hold_amount(self, __code):
try:
return pd.DataFrame(
self.account.hold[1::],
columns=self.account.hold[0]).set_index(
'code', drop=False)['amount'].groupby('code').sum()[__code]
except:
return 0
def __sell_from_order_queue(self):
# 每个bar结束的时候,批量交易
__result = []
self.order.__init__()
if len(self.account.order_queue) >= 1:
__bid_list = self.order.from_dataframe(
self.account.order_queue.query('status!=200').query(
'status!=500').query('status!=400'))
for item in __bid_list:
# 在发单的时候要改变交易日期
item.date = self.today
item.datetime = self.now
__bid, __market = self.__wrap_bid(self, item)
__message = self.__QA_backtest_send_bid(
self, __bid,
__market.to_json()[0])
if isinstance(__message, dict):
if __message['header']['status'] in ['200', 200]:
self.__sync_order_LM(self, 'trade', __bid,
__message['header']['order_id'],
__message['header']['trade_id'],
__message)
else:
self.__sync_order_LM(self, 'wait')
else:
QA_util_log_info('FROM BACKTEST: Order Queue is empty at %s!' %
self.now)
pass
def QA_backtest_get_OHLCV(self, __data):
'快速返回 OHLCV格式'
return (__data.open, __data.high, __data.low, __data.close, __data.vol)
def QA_backtest_send_order(self, __code, __amount, __towards, __order):
"""
2017/8/4
委托函数
在外部封装的一个报价接口,尽量满足和实盘一样的模式
输入
=============
买入/卖出
股票代码
买入/卖出数量
委托模式*
0 限价委托 LIMIT ORDER
1 市价委托 MARKET ORDER
2 严格模式(买入按最高价 卖出按最低价) STRICT ORDER
功能
=============
1. 封装一个bid类(分配地址)
2. 检查账户/临时扣费
3. 检查市场(wrap)
4. 发送到_send_bid方法
"""
# 必须是100股的倍数
# 封装bid
__amount = int(__amount / 100) * 100
__bid = self.bid # init
(__bid.order_id, __bid.user, __bid.strategy, __bid.code, __bid.date,
__bid.datetime, __bid.sending_time, __bid.amount,
__bid.towards) = (str(random.random()),
self.setting.QA_setting_user_name,
self.strategy_name, __code, self.running_date,
str(self.now), self.running_date, __amount,
__towards)
if self.backtest_type in ['day', 'index_day']:
__bid.type = '0x01'
elif self.backtest_type in ['1min', '5min', '15min']:
__bid.type = '0x02'
# 检查账户/临时扣费
__bid, __market = self.__wrap_bid(self, __bid, __order)
if __bid is not None and __market != 500:
print(
'GET the Order Code %s Amount %s Price %s Towards %s Time %s' %
(__bid.code, __bid.amount, __bid.price, __bid.towards,
__bid.datetime))
self.__sync_order_LM(self, 'create_order', order_=__bid)
def __sync_order_LM(self,
event_,
order_=None,
order_id_=None,
trade_id_=None,
market_message_=None):
"""
订单事件: 生命周期管理 Order-Lifecycle-Management
status1xx 订单待生成
status3xx 初始化订单 临时扣除资产(可用现金/可卖股份)
status3xx 订单存活(等待交易)
status2xx 订单完全交易/未完全交易
status4xx 主动撤单
status500 订单死亡(每日结算) 恢复临时资产
=======
1. 更新持仓
2. 更新现金
"""
if event_ is 'init_':
self.account.cash_available = self.account.cash[-1]
self.account.sell_available = pd.DataFrame(
self.account.hold[1::],
columns=self.account.hold[0]).set_index(
'code', drop=False)['amount'].groupby('code').sum()
elif event_ is 'create_order':
if order_ is not None:
if order_.towards is 1:
# 买入
if self.account.cash_available - order_.amount * order_.price > 0:
self.account.cash_available -= order_.amount * order_.price
order_.status = 300 # 修改订单状态
self.account.order_queue = self.account.order_queue.append(
order_.to_df())
elif order_.towards is -1:
if self.QA_backtest_sell_available(
self, order_.code) - order_.amount >= 0:
self.account.sell_available[
order_.code] -= order_.amount
self.account.order_queue = self.account.order_queue.append(
order_.to_df())
else:
QA_util_log_info('Order Event Warning:%s in %s' %
(event_, str(self.now)))
elif event_ in ['wait', 'live']:
# 订单存活 不会导致任何状态改变
pass
elif event_ in ['cancel_order']: # 订单事件:主动撤单
# try:
assert isinstance(order_id_, str)
self.account.order_queue.loc[
self.account.order_queue['order_id'] == order_id_,
'status'] = 400 # 注销事件
if order_.towards is 1:
# 多单 撤单 现金增加
self.account.cash_available += self.account.order_queue.query(
'order_id=="order_id_"'
)['amount'] * self.account.order_queue.query(
'order_id=="order_id_"')['price']
elif order_.towards is -1:
# 空单撤单 可卖数量增加
self.account.sell_available[
order_.code] += self.account.order_queue.query(
'order_id=="order_id_"')['price']
elif event_ in ['daily_settle']: # 每日结算/全撤/把成交的买入/卖出单标记为500 同时结转
# 买入
"""
每日结算流程
- 同步实际的现金和仓位
- 清空留仓单/未成功的订单
"""
self.account.cash_available = self.account.cash[-1]
self.account.sell_available = pd.DataFrame(
self.account.hold[1::],
columns=self.account.hold[0]).set_index(
'code', drop=False)['amount'].groupby('code').sum()
self.account.order_queue = pd.DataFrame()
elif event_ in ['t_0']:
"""
T+0交易事件
同步t+0的账户状态 /允许卖出
"""
self.account.cash_available = self.account.cash[-1]
self.account.sell_available = pd.DataFrame(
self.account.hold[1::],
columns=self.account.hold[0]).set_index(
'code', drop=False)['amount'].groupby('code').sum()
elif event_ in ['trade']:
# try:
assert isinstance(order_, QA_QAMarket_bid)
assert isinstance(order_id_, str)
assert isinstance(trade_id_, str)
assert isinstance(market_message_, dict)
if order_.towards is 1:
# 买入
# 减少现金
order_.trade_id = trade_id_
order_.transact_time = self.now
order_.amount -= market_message_['body']['bid']['amount']
if order_.amount == 0: # 完全交易
# 注销(成功交易)['买入单不能立即结转']
self.account.order_queue.loc[
self.account.order_queue['order_id'] == order_id_,
'status'] = 200
elif order_.amount > 0:
# 注销(成功交易)
self.account.order_queue.loc[
self.account.order_queue['order_id'] == order_id_,
'status'] = 203
self.account.order_queue.query('order_id=="order_id_"')[
'amount'] -= market_message_['body']['bid']['amount']
elif order_.towards is -1:
# self.account.sell_available[order_.code] -= market_message_[
# 'body']['bid']['amount']
# 当日卖出的股票 可以继续买入/ 可用资金增加(要减去手续费)
self.account.cash_available += market_message_['body']['bid'][
'amount'] * market_message_['body']['bid'][
'price'] - market_message_['body']['fee']['commission']
order_.trade_id = trade_id_
order_.transact_time = self.now
order_.amount -= market_message_['body']['bid']['amount']
if order_.amount == 0:
# 注销(成功交易)
self.account.order_queue.loc[
self.account.order_queue['order_id'] == order_id_,
'status'] = 200
else:
# 注销(成功交易)
self.account.order_queue.loc[
self.account.order_queue['order_id'] == order_id_,
'status'] = 203
self.account.order_queue[
self.account.order_queue['order_id'] ==
order_id_]['amount'] -= market_message_['body']['bid'][
'amount']
else:
QA_util_log_info(
'EventEngine Warning:Unknown type of order event in %s' %
str(self.now))
def __QA_backtest_send_bid(self, __bid, __market=None):
__message = self.market.receive_bid(__bid, __market)
if __bid.towards == 1:
# 扣费
# 以下这个订单时的bar的open扣费
# 先扔进去买入,再通过返回的值来判定是否成功
if __message['header']['status'] == 200 and __message['body'][
'bid']['amount'] > 0:
# 这个判断是为了 如果买入资金不充足,所以买入报了一个0量单的情况
# 如果买入量>0, 才判断为成功交易
QA_util_log_info(
'BUY %s Price %s Date %s Amount %s' %
(__bid.code, __bid.price, __bid.datetime, __bid.amount))
self.__messages = self.account.QA_account_receive_deal(
__message)
return __message
else:
return __message
# 下面是卖出操作,这里在卖出前需要考虑一个是否有仓位的问题:````````````` `
# 因为在股票中是不允许卖空操作的,所以这里是股票的交易引擎和期货的交易引擎的不同所在
elif __bid.towards == -1:
# 如果是卖出操作 检查是否有持仓
# 股票中不允许有卖空操作
# 检查持仓面板
if __message['header']['status'] == 200:
self.__messages = self.account.QA_account_receive_deal(
__message)
QA_util_log_info(
'SELL %s Price %s Date %s Amount %s' %
(__bid.code, __bid.price, __bid.datetime, __bid.amount))
return __message
else:
# self.account.order_queue=self.account.order_queue.append(__bid.to_df())
return __message
else:
return "Error: No buy/sell towards"
def QA_backtest_check_order(self, order_id_):
'用于检查委托单的状态'
"""
委托单被报入交易所会有一个回报,回报状态就是交易所返回的字段:
字段目前 2xx 是成功 4xx是失败 5xx是交易所无数据(停牌)
随着回测框架的不断升级,会有更多状态需要被管理:
200 委托成功,完全交易
203 委托成功,未完全成功
300 刚创建订单的时候
400 已撤单
500 服务器撤单/每日结算
"""
return self.account.order_queue[self.account.order_queue['order_id'] ==
order_id_]['status']
def QA_backtest_status(self):
return vars(self)
def QA_backtest_sell_all(self):
__hold_list = pd.DataFrame(
self.account.hold[1::], columns=self.account.hold[0]).set_index(
'code', drop=False)['amount'].groupby('code').sum()
for item in self.strategy_stock_list:
try:
if __hold_list[item] > 0:
self.QA_backtest_send_order(self, item, __hold_list[item],
-1, {'bid_model': 'C'})
except:
pass
@classmethod
def load_strategy(__backtest_cls, func, *arg, **kwargs):
'策略加载函数'
# 首先判断是否能满足回测的要求`
__messages = {}
__backtest_cls.__init_cash_per_stock = int(
float(__backtest_cls.account.init_assest) /
len(__backtest_cls.strategy_stock_list))
# 策略的交易日循环
for i in range(int(__backtest_cls.start_real_id),
int(__backtest_cls.end_real_id) - 1, 1):
__backtest_cls.running_date = __backtest_cls.trade_list[i]
QA_util_log_info(
'=================daily hold list====================')
QA_util_log_info('in the begining of ' +
__backtest_cls.running_date)
QA_util_log_info(
tabulate(
__backtest_cls.account.message['body']['account']['hold']))
__backtest_cls.now = __backtest_cls.running_date
__backtest_cls.today = __backtest_cls.running_date
# 交易前同步持仓状态
__backtest_cls.__sync_order_LM(__backtest_cls, 'init_') # 初始化事件
if __backtest_cls.backtest_type in ['day', 'd', 'index_day']:
func(*arg, **kwargs) # 发委托单
__backtest_cls.__sell_from_order_queue(__backtest_cls)
elif __backtest_cls.backtest_type in [
'1min', '5min', '15min', '30min', '60min', 'index_1min',
'index_5min', 'index_15min', 'index_30min', 'index_60min'
]:
if __backtest_cls.backtest_type in ['1min', 'index_1min']:
type_ = '1min'
elif __backtest_cls.backtest_type in ['5min', 'index_5min']:
type_ = '5min'
elif __backtest_cls.backtest_type in ['15min', 'index_15min']:
type_ = '15min'
elif __backtest_cls.backtest_type in ['30min', 'index_30min']:
type_ = '30min'
elif __backtest_cls.backtest_type in ['60min', 'index_60min']:
type_ = '60min'
daily_min = QA_util_make_min_index(__backtest_cls.today,
type_) # 创造分钟线index
# print(daily_min)
for min_index in daily_min:
__backtest_cls.now = min_index
QA_util_log_info(
'=================Min hold list====================')
QA_util_log_info('in the begining of %s' % str(min_index))
QA_util_log_info(
tabulate(__backtest_cls.account.message['body']
['account']['hold']))
func(*arg, **kwargs) # 发委托单
__backtest_cls.__sell_from_order_queue(__backtest_cls)
if __backtest_cls.backtest_type in [
'index_1min', 'index_5min', 'index_15min'
]:
__backtest_cls.__sync_order_LM(__backtest_cls, 't_0')
__backtest_cls.__sync_order_LM(__backtest_cls,
'daily_settle') # 每日结算
# 最后一天
__backtest_cls.__end_of_trading(__backtest_cls)
@classmethod
def backtest_init(__backtest_cls, func, *arg, **kwargs):
def __init_backtest(__backtest_cls, *arg, **kwargs):
__backtest_cls.__QA_backtest_init(__backtest_cls)
func(*arg, **kwargs)
__backtest_cls.__QA_backtest_prepare(__backtest_cls)
return __init_backtest(__backtest_cls)
@classmethod
def before_backtest(__backtest_cls, func, *arg, **kwargs):
def __before_backtest(__backtest_cls, *arg, **kwargs):
func(*arg, **kwargs)
__backtest_cls.__QA_backtest_start(__backtest_cls)
return __before_backtest(__backtest_cls)
@classmethod
def end_backtest(__backtest_cls, func, *arg, **kwargs):
# yield __backtest_cls.cash
__backtest_cls.__end_of_backtest(__backtest_cls, func, *arg, **kwargs)
return func(*arg, **kwargs)
class QA_Backtest_stock_day():
'因为涉及很多不继承类的情况,所以先单列出来'
account = QA_Account()
market = QA_Market()
bid = QA_QAMarket_bid()
setting = QA_Setting()
clients = setting.client
user = setting.QA_setting_user_name
market_data = []
today = ''
def __init__(self):
self.account = QA_Account()
self.market = QA_Market()
self.bid = QA_QAMarket_bid()
self.setting = QA_Setting()
self.clients = self.setting.client
self.user = self.setting.QA_setting_user_name
self.market_data = []
self.today = ''
def __QA_backtest_init(self):
"""既然是被当做装饰器使用,就需要把变量设置放在装饰函数的前面,把函数放在装饰函数的后面"""
# 设置回测的开始结束时间
self.strategy_start_date = str('2017-01-05')
self.strategy_end_date = str('2017-07-01')
# 设置回测标的,是一个list对象,不过建议只用一个标的
# gap是回测时,每日获取数据的前推日期(交易日)
self.strategy_gap = int(60)
# 设置全局的数据库地址,回测用户名,密码,并初始化
self.setting.QA_util_sql_mongo_ip = str('127.0.0.1')
self.setting.QA_setting_user_name = str('admin')
self.setting.QA_setting_user_password = str('admin')
self.setting.QA_setting_init()
# 回测的名字
self.strategy_name = str('example')
# 股票的交易日历,真实回测的交易周期,和交易周期在交易日历中的id
self.trade_list = QA_fetch_trade_date(
self.setting.client.quantaxis.trade_date)
self.benchmark_code = 'hs300'
"""
这里会涉及一个区间的问题,开始时间是要向后推,而结束时间是要向前推,1代表向后推,-1代表向前推
"""
self.strategy_stock_list = ['000001', '000002', '000004']
self.account.init_assest = 1000000
self.backtest_bid_model = 'market_price'
def __QA_backtest_init_class(self):
"""
这是模型内部的 初始化,主要是初始化一些账户和市场资产
写成了私有函数
@yutiansut
2017/7/20
"""
# 重新初始账户资产
self.setting.QA_setting_init()
self.account.init()
self.start_real_date = QA_util_get_real_date(self.strategy_start_date,
self.trade_list, 1)
self.start_real_id = self.trade_list.index(self.start_real_date)
self.end_real_date = QA_util_get_real_date(self.strategy_end_date,
self.trade_list, -1)
self.end_real_id = self.trade_list.index(self.end_real_date)
# 重新初始化账户的cookie
self.account.account_cookie = str(random.random())
# 初始化股票池的市场数据
self.market_data = QA_fetch_stocklist_day(
self.strategy_stock_list, self.setting.client.quantaxis.stock_day,
[
self.trade_list[self.start_real_id - int(self.strategy_gap)],
self.trade_list[self.end_real_id]
])
def __QA_backtest_start(self, *args, **kwargs):
"""
这个是回测流程开始的入口
"""
assert len(self.strategy_stock_list) > 0
assert len(self.trade_list) > 0
assert isinstance(self.start_real_date, str)
assert isinstance(self.end_real_date, str)
assert len(self.market_data) == len(self.strategy_stock_list)
QA_util_log_info('QUANTAXIS Backtest Engine Initial Successfully')
QA_util_log_info('Basical Info: \n' + tabulate(
[[str(__version__), str(self.strategy_name)]],
headers=('Version', 'Strategy_name')))
QA_util_log_info('Stock_List: \n' +
tabulate([self.strategy_stock_list]))
# 初始化报价模式
self.__QA_backtest_set_bid_model(self)
self.__messages = []
def __QA_backtest_set_bid_model(self):
if self.backtest_bid_model == 'market_price':
self.bid.bid['price'] = 'market_price'
self.bid.bid['bid_model'] = 'auto'
elif self.backtest_bid_model == 'close_price':
self.bid.bid['price'] = 'close_price'
self.bid.bid['bid_model'] = 'auto'
elif self.backtest_bid_model == 'strategy':
self.bid.bid['price'] = 0
self.bid.bid['bid_model'] = 'strategy'
else:
QA_util_log_info('support bid model')
sys.exit()
def __check_state(self, bid_price, bid_amount):
pass
def __QA_bid_amount(self, __strategy_amount, __amount):
if __strategy_amount == 'mean':
return float(
float(self.account.message['body']['account']['cash'][-1]) /
len(self.strategy_stock_list)), 'price'
elif __strategy_amount == 'half':
return __amount * 0.5, 'amount'
elif __strategy_amount == 'all':
return __amount, 'amount'
def __QA_get_data_from_market(self, __id, stock_id):
if __id > self.strategy_gap + 1:
index_of_day = __id
index_of_start = index_of_day - self.strategy_gap + 1
return self.market_data[stock_id][index_of_start:index_of_day + 1]
else:
return self.market_data[stock_id][0:__id + 1]
def __QA_data_handle(self, __id, __stock_id):
"已经废弃"
market_data = self.__QA_get_data_from_market(__id, __stock_id)
__message = self.account.message
return {'market': market_data, 'account': __message}
def __backtest_every_day_trading(self, i, func, *arg, **kwargs):
# 正在进行的交易日期
__running_date = self.trade_list[i]
QA_util_log_info(
'=================daily hold list====================')
QA_util_log_info('in the begining of ' + __running_date)
QA_util_log_info(
tabulate(self.account.message['body']['account']['hold']))
for __j in range(0, len(self.strategy_stock_list)):
if __running_date in [l[6] for l in self.market_data[__j]] and \
[l[6] for l in self.market_data[__j]].index(__running_date) \
> self.strategy_gap + 1:
__data = self.__QA_data_handle([
__l[6] for __l in self.market_data[__j]
].index(__running_date), __j)
__amount = 0
for item in __data['account']['body']['account']['hold']:
if self.strategy_stock_list[__j] in item:
__amount = __amount + item[3]
if __amount > 0:
__hold = 1
else:
__hold = 0
__result = func(self, *arg, **kwargs)
if float(self.account.message['body']['account']['cash']
[-1]) > 0:
self.QA_backtest_excute_bid(
__result, __running_date, __hold,
str(self.strategy_stock_list[__j])[0:6], __amount)
else:
QA_util_log_info('not enough free money')
else:
pass
def __end_of_trading(self, *arg, **kwargs):
# 在回测的最后一天,平掉所有仓位(回测的最后一天是不买入的)
# 回测最后一天的交易处理
while len(self.account.hold) > 1:
__hold_list = self.account.hold[1::]
pre_del_id = []
for item_ in range(0, len(__hold_list)):
if __hold_list[item_][3] > 0:
__last_bid = self.bid.bid
__last_bid['amount'] = int(__hold_list[item_][3])
__last_bid['order_id'] = str(random.random())
__last_bid['price'] = 'close_price'
__last_bid['code'] = str(__hold_list[item_][1])
__last_bid['date'] = self.trade_list[self.end_real_id]
__last_bid['towards'] = -1
__last_bid['user'] = self.setting.QA_setting_user_name
__last_bid['strategy'] = self.strategy_name
__last_bid['bid_model'] = 'auto'
__last_bid['status'] = '0x01'
__last_bid['amount_model'] = 'amount'
__message = self.market.receive_bid(
__last_bid, self.setting.client)
_remains_day = 0
while __message['header']['status'] == 500:
# 停牌状态,这个时候按停牌的最后一天计算价值(假设平仓)
__last_bid['date'] = self.trade_list[self.end_real_id -
_remains_day]
_remains_day += 1
__message = self.market.receive_bid(
__last_bid, self.setting.client)
# 直到市场不是为0状态位置,停止前推日期
self.__messages = self.account.QA_account_receive_deal(
__message)
else:
pre_del_id.append(item_)
pre_del_id.sort()
pre_del_id.reverse()
for item_x in pre_del_id:
__hold_list.pop(item_x)
def __end_of_backtest(self, *arg, **kwargs):
# 开始分析
QA_util_log_info('start analysis====\n' +
str(self.strategy_stock_list))
QA_util_log_info('=' * 10 + 'Trade History' + '=' * 10)
QA_util_log_info('\n' +
tabulate(self.account.history,
headers=('date', 'code', 'price', 'towards',
'amounts', 'order_id', 'trade_id',
'commission')))
QA_util_log_info(
tabulate(self.account.detail,
headers=('date', 'code', 'price', 'amounts', 'order_id',
'trade_id', 'sell_price', 'sell_order_id',
'sell_trade_id', 'sell_date', 'left_amount',
'commission')))
__exist_time = int(self.end_real_id) - int(self.start_real_id) + 1
self.__benchmark_data = QA_fetch_index_day(self.benchmark_code,
self.start_real_date,
self.end_real_date)
if len(self.__messages) > 1:
performace = QA_backtest_analysis_start(
self.setting.client, self.strategy_stock_list, self.__messages,
self.trade_list[self.start_real_id:self.end_real_id + 1],
self.market_data, self.__benchmark_data)
_backtest_mes = {
'user':
self.setting.QA_setting_user_name,
'strategy':
self.strategy_name,
'stock_list':
performace['code'],
'start_time':
self.strategy_start_date,
'end_time':
self.strategy_end_date,
'account_cookie':
self.account.account_cookie,
'annualized_returns':
performace['annualized_returns'],
'benchmark_annualized_returns':
performace['benchmark_annualized_returns'],
'assets':
performace['assets'],
'benchmark_assets':
performace['benchmark_assets'],
'trade_date':
performace['trade_date'],
'total_date':
performace['total_date'],
'win_rate':
performace['win_rate'],
'alpha':
performace['alpha'],
'beta':
performace['beta'],
'sharpe':
performace['sharpe'],
'vol':
performace['vol'],
'benchmark_vol':
performace['benchmark_vol'],
'max_drop':
performace['max_drop'],
'exist':
__exist_time,
'time':
datetime.datetime.now()
}
QA_SU_save_backtest_message(_backtest_mes, self.setting.client)
QA_SU_save_account_message(self.__messages, self.setting.client)
QA_SU_save_account_to_csv(self.__messages)
# QA.QA_SU_save_backtest_message(analysis_message, self.setting.client)
def QA_backtest_get_market_data(self, code, date):
'这个函数封装了关于获取的方式'
index_of_date = 0
index_of_code = self.strategy_stock_list.index(code)
if date in [l[6] for l in self.market_data[index_of_code]]:
index_of_date = [l[6] for l in self.market_data[index_of_code]
].index(date)
return self.__QA_get_data_from_market(self, index_of_date,
index_of_code)
def QA_backtest_hold_amount(self, __code):
__amount_hold = 0
for item in self.account.hold:
if __code in item:
__amount_hold += item[3]
return __amount_hold
def QA_backtest_get_OHLCV(self, __data):
'快速返回 OHLCV格式'
return (__data.T[1].astype(float).tolist(),
__data.T[2].astype(float).tolist(),
__data.T[3].astype(float).tolist(),
__data.T[4].astype(float).tolist(),
__data.T[5].astype(float).tolist())
def QA_backtest_send_order(self, __code: str, __amount: int,
__towards: int, __order: dict):
"""
2017/8/4
委托函数
在外部封装的一个报价接口,尽量满足和实盘一样的模式
输入
=============
买入/卖出
股票代码
买入/卖出数量
委托模式*
0 限价委托 LIMIT ORDER
1 市价委托 MARKET ORDER
2 严格模式(买入按最高价 卖出按最低价) STRICT ORDER
输出
=============
返回:
委托状态/委托id
成交状态/成交id/成交量/成交价
错误/错误id/
return bid_status,trade_status,error
"""
# 必须是100股的倍数
__amount = int(__amount / 100) * 100
# self.__QA_backtest_set_bid_model()
if __order['bid_model'] in [
'limit', 'Limit', 'Limited', 'limited', 'l', 'L', 0, '0'
]:
# 限价委托模式
__bid_price = __order['price']
elif __order['bid_model'] in [
'Market', 'market', 'MARKET', 'm', 'M', 1, '1'
]:
__bid_price = 'market_price'
elif __order['bid_model'] in ['strict', 'Strict', 's', 'S', '2', 2]:
__bid_price = 'strict_price'
elif __order['bid_model'] in [
'close', 'close_price', 'c', 'C', '3', 3
]:
__bid_price = 'close_price'
__bid = self.bid.bid
__bid['order_id'] = str(random.random())
__bid['user'] = self.setting.QA_setting_user_name
__bid['strategy'] = self.strategy_name
__bid['code'] = __code
__bid['date'] = self.running_date
__bid['price'] = __bid_price
__bid['amount'] = __amount
if __towards == 1:
# 这是买入的情况 买入的时候主要考虑的是能不能/有没有足够的钱来买入
__bid['towards'] = 1
__message = self.market.receive_bid(__bid, self.setting.client)
# 先扔进去买入,再通过返回的值来判定是否成功
if float(self.account.message['body']['account']['cash'][-1]) > \
float(__message['body']['bid']['price']) * \
float(__message['body']['bid']['amount']):
# 这里是买入资金充足的情况
# 不去考虑
pass
else:
# 如果买入资金不充足,则按照可用资金去买入
# 这里可以这样做的原因是在买入的时候 手续费为0
__message['body']['bid']['amount'] = int(
float(self.account.message['body']['account']['cash'][-1])
/ float(
float(str(__message['body']['bid']['price'])[0:5]) *
100)) * 100
if __message['body']['bid']['amount'] > 0:
# 这个判断是为了 如果买入资金不充足,所以买入报了一个0量单的情况
#如果买入量>0, 才判断为成功交易
self.account.QA_account_receive_deal(__message)
return __message
# 下面是卖出操作,这里在卖出前需要考虑一个是否有仓位的问题:
# 因为在股票中是不允许卖空操作的,所以这里是股票的交易引擎和期货的交易引擎的不同所在
elif __towards == -1:
# 如果是卖出操作 检查是否有持仓
# 股票中不允许有卖空操作
# 检查持仓面板
__amount_hold = self.QA_backtest_hold_amount(self, __code)
if __amount_hold > 0:
__bid['towards'] = -1
if __amount_hold >= __amount:
pass
else:
__bid['amount'] = __amount_hold
__message = self.market.receive_bid(__bid, self.setting.client)
if __message['header']['status'] == 200:
self.account.QA_account_receive_deal(__message)
return __message
else:
err_info = 'Error: Not Enough amount for code %s in hold list' % str(
__code)
QA_util_log_expection(err_info)
return err_info
else:
return "Error: No buy/sell towards"
def QA_backtest_sell_all(self):
while len(self.account.hold) > 1:
__hold_list = self.account.hold[1::]
pre_del_id = []
for item_ in range(0, len(__hold_list)):
if __hold_list[item_][3] > 0:
__last_bid = self.bid.bid
__last_bid['amount'] = int(__hold_list[item_][3])
__last_bid['order_id'] = str(random.random())
__last_bid['price'] = 'close_price'
__last_bid['code'] = str(__hold_list[item_][1])
__last_bid['date'] = self.today
__last_bid['towards'] = -1
__last_bid['user'] = self.setting.QA_setting_user_name
__last_bid['strategy'] = self.strategy_name
__last_bid['bid_model'] = 'auto'
__last_bid['status'] = '0x01'
__last_bid['amount_model'] = 'amount'
__message = self.market.receive_bid(
__last_bid, self.setting.client)
_remains_day = 0
while __message['header']['status'] == 500:
# 停牌状态,这个时候按停牌的最后一天计算价值(假设平仓)
__last_bid['date'] = self.trade_list[self.end_real_id -
_remains_day]
_remains_day += 1
__message = self.market.receive_bid(
__last_bid, self.setting.client)
# 直到市场不是为0状态位置,停止前推日期
self.__messages = self.account.QA_account_receive_deal(
__message)
else:
pre_del_id.append(item_)
pre_del_id.sort()
pre_del_id.reverse()
for item_x in pre_del_id:
__hold_list.pop(item_x)
@classmethod
def load_strategy(__backtest_cls, func, *arg, **kwargs):
'策略加载函数'
# 首先判断是否能满足回测的要求`
_info = {}
_info['stock_list'] = __backtest_cls.strategy_stock_list
__messages = {}
__backtest_cls.__init_cash_per_stock = int(
float(__backtest_cls.account.init_assest) /
len(__backtest_cls.strategy_stock_list))
# 策略的交易日循环
for i in range(int(__backtest_cls.start_real_id),
int(__backtest_cls.end_real_id) - 1, 1):
__backtest_cls.running_date = __backtest_cls.trade_list[i]
QA_util_log_info(
'=================daily hold list====================')
QA_util_log_info('in the begining of ' +
__backtest_cls.running_date)
QA_util_log_info(
tabulate(
__backtest_cls.account.message['body']['account']['hold']))
__backtest_cls.today = __backtest_cls.running_date
func(*arg, **kwargs)
# 最后一天
__backtest_cls.__end_of_trading(__backtest_cls)
@classmethod
def backtest_init(__backtest_cls, func, *arg, **kwargs):
def __init_backtest(__backtest_cls, *arg, **kwargs):
__backtest_cls.__QA_backtest_init(__backtest_cls)
func(*arg, **kwargs)
__backtest_cls.__QA_backtest_init_class(__backtest_cls)
return __init_backtest(__backtest_cls)
@classmethod
def before_backtest(__backtest_cls, func, *arg, **kwargs):
func(*arg, **kwargs)
__backtest_cls.__QA_backtest_start(__backtest_cls)
@classmethod
def end_backtest(__backtest_cls, func, *arg, **kwargs):
# yield __backtest_cls.cash
__backtest_cls.__end_of_backtest(__backtest_cls, func, *arg, **kwargs)
return func(*arg, **kwargs)
class QA_Backtest_with_class():
'因为是装饰器调用的 所以变量要写在外面 类装饰器不会调用__init__'
backtest_type = 'day'
account = QA_Account()
market = QA_Market()
bid = QA_QAMarket_bid()
order = QA_QAMarket_bid_list()
setting = QA_Setting()
clients = setting.client
user = setting.QA_setting_user_name
market_data = []
now = None
today = None
last_time = None
strategy_stock_list = []
trade_list = []
start_real_id = 0
end_real_id = 0
temp = {}
commission_fee_coeff = 0.0015
strategy_start_date = ''
strategy_start_time = ''
strategy_end_date = ''
strategy_end_time = ''
benchmark_type = 'index'
account_d_value = []
account_d_key = []
market_data_dict = {}
backtest_print_log = True
if_save_to_mongo = True
if_save_to_csv = True
outside_data = []
outside_data_dict = []
outside_data_hashable = {}
topic_name = 'EXAMPLE'
stratey_version = 'V1'
absoult_path = sys.path[0]
def __init__(self):
self.backtest_type = 'day'
self.account = QA_Account()
self.market = QA_Market()
self.order = QA_QAMarket_bid_list()
self.bid = QA_QAMarket_bid()
self.setting = QA_Setting()
self.clients = self.setting.client
self.user = self.setting.QA_setting_user_name
self.market_data = []
self.now = None
self.last_time = None
self.strategy_start_date = ''
self.strategy_start_time = ''
self.strategy_end_date = ''
self.strategy_end_time = ''
self.today = None
self.strategy_stock_list = []
self.trade_list = []
self.start_real_id = 0
self.end_real_id = 0
self.temp = {}
self.commission_fee_coeff = 0.0015
self.account_d_value = []
self.account_d_key = []
self.benchmark_type = 'index'
self.market_data_dict = {}
self.backtest_print_log = True # 打印
self.if_save_to_mongo = True
self.if_save_to_csv = True
self.stratey_version = 'V1'
self.topic_name = 'EXAMPLE'
self.outside_data = []
self.outside_data_dict = []
self.outside_data_hashable = {}
self.absoult_path = sys.path[0]
self.dirs = '{}{}QUANTAXIS_RESULT{}{}{}{}{}'.format(
self.absoult_path, os.sep, os.sep, self.topic_name, os.sep,
self.stratey_version, os.sep)
def __QA_backtest_init(self):
self.__init__()
"""既然是被当做装饰器使用,就需要把变量设置放在装饰函数的前面,把函数放在装饰函数的后面"""
# 设置回测的开始结束时间
self.strategy_start_date = str('2017-01-05')
self.strategy_end_date = str('2017-07-01')
# 设置回测标的,是一个list对象,不过建议只用一个标的
# gap是回测时,每日获取数据的前推日期(交易日)
self.strategy_gap = int(60)
# 设置全局的数据库地址,回测用户名,密码,并初始化
self.setting.QA_util_sql_mongo_ip = str('127.0.0.1')
self.setting.QA_setting_user_name = str('admin')
self.setting.QA_setting_user_password = str('admin')
self.setting.QA_setting_init()
# 回测的名字
self.strategy_name = str('example_min')
# 股票的交易日历,真实回测的交易周期,和交易周期在交易日历中的id
self.trade_list = trade_date_sse
self.benchmark_code = '000300'
"""
这里会涉及一个区间的问题,开始时间是要向后推,而结束时间是要向前推,1代表向后推,-1代表向前推
"""
self.strategy_stock_list = ['000001', '000002', '000004']
self.account.init_assest = 1000000
self.backtest_bid_model = 'market_price'
self.commission_fee_coeff = 0.0015
def __QA_backtest_prepare(self):
"""
这是模型内部的 初始化,主要是初始化一些账户和市场资产
写成了私有函数
@yutiansut
2017/7/20
"""
self.strategy_stock_list = np.unique(
self.strategy_stock_list).tolist() # 保证不会重复
if len(str(self.strategy_start_date)) == 10:
self.strategy_start_time = str(
self.strategy_start_date) + ' 15:00:00'
elif len(str(self.strategy_start_date)) == 19:
self.strategy_start_time = str(self.strategy_start_date)
self.strategy_start_date = str(self.strategy_start_date)[0:10]
else:
self.__QA_backtest_log_info('Wrong start date format')
if len(str(self.strategy_end_date)) == 10:
self.strategy_end_time = str(self.strategy_end_date) + ' 15:00:00'
elif len(str(self.strategy_end_date)) == 19:
self.strategy_end_time = str(self.strategy_end_date)
self.strategy_end_date = str(self.strategy_end_date)[0:10]
else:
self.__QA_backtest_log_info('Wrong end date format')
# 重新初始账户资产
self.market = QA_Market(self.commission_fee_coeff)
self.setting.QA_setting_init()
self.account.init()
self.account_d_value.append(self.account.init_assest)
self.start_real_date = QA_util_get_real_date(self.strategy_start_date,
self.trade_list, 1)
self.start_real_time = str(
self.start_real_date) + ' ' + self.strategy_start_time.split(
' ')[1]
self.start_real_id = self.trade_list.index(self.start_real_date)
self.end_real_date = QA_util_get_real_date(self.strategy_end_date,
self.trade_list, -1)
self.end_real_id = self.trade_list.index(self.end_real_date)
self.end_real_time = str(self.end_real_date) + \
' ' + self.strategy_end_time.split(' ')[1]
# 重新初始化账户的cookie
self.account.account_cookie = str(random.random())
# 初始化股票池的市场数据
if self.benchmark_type in ['I', 'index']:
self.benchmark_data = QA_fetch_index_day_adv(
self.benchmark_code, self.trade_list[self.start_real_id - 1],
self.end_real_date)
elif self.benchmark_type in ['S', 'stock']:
self.benchmark_data = QA_fetch_stock_day_adv(
self.benchmark_code, self.trade_list[self.start_real_id - 1],
self.end_real_date)
if self.backtest_type in ['day', 'd', '0x00']:
self.market_data = QA_fetch_stocklist_day_adv(
self.strategy_stock_list,
self.trade_list[self.start_real_id -
int(self.strategy_gap + 1)],
self.trade_list[self.end_real_id]).to_qfq()
elif self.backtest_type in ['1min', '5min', '15min', '30min', '60min']:
self.market_data = QA_fetch_stocklist_min_adv(
self.strategy_stock_list,
QA_util_time_gap(self.start_real_time, self.strategy_gap + 1,
'<', self.backtest_type),
QA_util_time_gap(self.end_real_time, 1, '>',
self.backtest_type),
self.backtest_type).to_qfq()
elif self.backtest_type in ['index_day']:
self.market_data = QA_fetch_index_day_adv(
self.strategy_stock_list,
self.trade_list[self.start_real_id -
int(self.strategy_gap + 1)],
self.end_real_date)
elif self.backtest_type in [
'index_1min', 'index_5min', 'index_15min', 'index_30min',
'index_60min'
]:
self.market_data = QA_fetch_index_min_adv(
self.strategy_stock_list,
QA_util_time_gap(self.start_real_time, self.strategy_gap + 1,
'<',
self.backtest_type.split('_')[1]),
QA_util_time_gap(self.end_real_time, 1, '>',
self.backtest_type.split('_')[1]),
self.backtest_type.split('_')[1])
self.market_data_dict = dict(
zip(list(self.market_data.code), self.market_data.splits()))
self.market_data_hashable = self.market_data.dicts
self.dirs = '{}{}QUANTAXIS_RESULT{}{}{}{}{}'.format(
self.absoult_path, os.sep, os.sep, self.topic_name, os.sep,
self.stratey_version, os.sep)
os.makedirs(self.dirs, exist_ok=True)
self.lastest_price = {}
try:
self.outside_data_dict = dict(
zip(list(self.outside_data.code), self.outside_data.splits()))
self.outside_data_hashable = self.outside_data.dicts
except:
pass
def __QA_backtest_log_info(self, log):
if self.backtest_print_log:
return QA_util_log_info(log)
else:
pass
def __QA_backtest_before_backtest(self, *args, **kwargs):
"""
这个是回测流程开始的入口
"""
self.__QA_backtest_log_info(
'QUANTAXIS Backtest Engine Initial Successfully')
self.__QA_backtest_log_info('Basical Info: \n' + tabulate(
[[str(__version__), str(self.strategy_name)]],
headers=('Version', 'Strategy_name')))
self.__QA_backtest_log_info('BACKTEST Cookie_ID is: ' +
str(self.account.account_cookie))
self.__QA_backtest_log_info('Stock_List: \n' +
tabulate([self.strategy_stock_list]))
# 初始化报价模式
self.__messages = []
def __save_strategy_files(self):
file_name = '{}backtest_{}.py'.format(self.dirs,
self.account.account_cookie)
with open(sys.argv[0], 'rb') as p:
data = p.read()
collection = self.setting.client.quantaxis.strategy
collection.insert({
'cookie': self.account.account_cookie,
'name': self.strategy_name,
'topic': self.topic_name,
'version': self.stratey_version,
'user': self.user,
'datetime': datetime.datetime.now(),
'content': data.decode('utf-8'),
'dirs': self.dirs,
'absoultpath': self.absoult_path
})
with open(file_name, 'wb') as f:
f.write(data)
def __QA_bid_amount(self, __strategy_amount, __amount):
if __strategy_amount == 'mean':
return float(
float(self.account.message['body']['account']['cash'][-1]) /
len(self.strategy_stock_list)), 'price'
elif __strategy_amount == 'half':
return __amount * 0.5, 'amount'
elif __strategy_amount == 'all':
return __amount, 'amount'
def _make_slice(self):
QA_Setting.client.quantaxis.slice.insert({
'cookie': self.account.account_cookie,
'account_message': self.__messages,
'account_d_value': self.account_d_value,
'account_d_key': self.account_d_key,
'now': self.now,
'today': self.today,
'running_date': self.running_date,
'strategy_stock_list': self.strategy_stock_list,
'dirs': self.dirs,
})
def _end_of_trading(self, *arg, **kwargs):
# 在回测的最后一天,平掉所有仓位(回测的最后一天是不买入的)
# 回测最后一天的交易处理
# self._make_slice(self)
if self.backtest_type in ['day']:
self.now = str(self.end_real_date)
self.today = str(self.end_real_date)
elif self.backtest_type in ['1min', '5min', '15min', '30min', '60min']:
self.now = str(self.end_real_date) + ' 15:00:00'
self.today = str(self.end_real_date)
elif self.backtest_type in ['index_day']:
self.now = str(self.end_real_date)
self.today = str(self.end_real_date)
elif self.backtest_type in [
'index_1min', 'index_5min', 'index_15min', 'index_30min',
'index_60min'
]:
self.now = str(self.end_real_date) + ' 15:00:00'
self.today = str(self.end_real_date)
self.today = self.end_real_date
self.sell_all()
self._deal_from_order_queue()
self.__sync_order_LM('daily_settle') # 每日结算
def _deal_from_order_queue(self):
# 每个bar结束的时候,批量交易
__result = []
self.order.__init__()
if len(self.account.order_queue) >= 1:
__bid_list = self.order.from_dataframe(
self.account.order_queue.query('status!=200').query(
'status!=500').query('status!=400'))
for item in __bid_list:
# 在发单的时候要改变交易日期
item.date = self.today
item.datetime = self.now
__bid, __market = self.__wrap_bid(self, item)
__message = self.__send_bid(__bid, __market)
if isinstance(__message, dict):
if __message['header']['status'] in ['200', 200]:
self.__sync_order_LM('trade', __bid,
__message['header']['order_id'],
__message['header']['trade_id'],
__message)
else:
self.__sync_order_LM('wait')
else:
self.__QA_backtest_log_info(
'FROM BACKTEST: Order Queue is empty at %s!' % self.now)
pass
def __sync_order_LM(self,
event_,
order_=None,
order_id_=None,
trade_id_=None,
market_message_=None):
"""
订单事件: 生命周期管理 Order-Lifecycle-Management
status1xx 订单待生成
status3xx 初始化订单 临时扣除资产(可用现金/可卖股份)
status3xx 订单存活(等待交易)
status2xx 订单完全交易/未完全交易
status4xx 主动撤单
status500 订单死亡(每日结算) 恢复临时资产
=======
1. 更新持仓
2. 更新现金
"""
if event_ is 'init_':
self.account.cash_available = self.account.cash[-1]
self.account.sell_available = pd.DataFrame(
self.account.hold[1::],
columns=self.account.hold[0]).set_index(
'code', drop=False)['amount'].groupby('code').sum()
elif event_ is 'create_order':
if order_ is not None:
if order_.towards is 1:
# 买入
if self.account.cash_available - order_.amount * order_.price > 0:
self.account.cash_available -= order_.amount * order_.price
order_.status = 300 # 修改订单状态
self.account.order_queue = self.account.order_queue.append(
order_.to_df())
else:
self.__QA_backtest_log_info(
'FROM ENGINE: NOT ENOUGH MONEY:CASH %s Order %s' %
(self.account.cash_available,
order_.amount * order_.price))
elif order_.towards is -1:
if self.QA_backtest_sell_available(
order_.code) - order_.amount >= 0:
self.account.sell_available[
order_.code] -= order_.amount
self.account.order_queue = self.account.order_queue.append(
order_.to_df())
else:
self.__QA_backtest_log_info('Order Event Warning:%s in %s' %
(event_, str(self.now)))
elif event_ in ['wait', 'live']:
# 订单存活 不会导致任何状态改变
pass
elif event_ in ['cancel_order']: # 订单事件:主动撤单
# try:
assert isinstance(order_id_, str)
self.account.order_queue.loc[
self.account.order_queue['order_id'] == order_id_,
'status'] = 400 # 注销事件
if order_.towards is 1:
# 多单 撤单 现金增加
self.account.cash_available += self.account.order_queue.query(
'order_id=="order_id_"'
)['amount'] * self.account.order_queue.query(
'order_id=="order_id_"')['price']
elif order_.towards is -1:
# 空单撤单 可卖数量增加
self.account.sell_available[
order_.code] += self.account.order_queue.query(
'order_id=="order_id_"')['price']
elif event_ in ['daily_settle']: # 每日结算/全撤/把成交的买入/卖出单标记为500 同时结转
# 买入
"""
每日结算流程
- 同步实际的现金和仓位
- 清空留仓单/未成功的订单
"""
self.account.cash_available = self.account.cash[-1]
self.account.sell_available = self.QA_backtest_hold(
)['amount'].groupby('code').sum()
self.account.order_queue = pd.DataFrame()
self.account_d_key.append(self.today)
if len(self.account.hold) > 1:
self.account_d_value.append(self.account.cash[-1] + sum([
self.lastest_price[self.account.hold[i][1]] *
float(self.account.hold[i][3])
for i in range(1, len(self.account.hold))
]))
else:
self.account_d_value.append(self.account.cash[-1])
elif event_ in ['t_0']:
"""
T+0交易事件
同步t+0的账户状态 /允许卖出
"""
self.account.cash_available = self.account.cash[-1]
self.account.sell_available = self.QA_backtest_hold(
)['amount'].groupby('code').sum()
elif event_ in ['trade']:
# try:
assert isinstance(order_, QA_QAMarket_bid)
assert isinstance(order_id_, str)
assert isinstance(trade_id_, str)
assert isinstance(market_message_, dict)
if order_.towards is 1:
# 买入
# 减少现金
order_.trade_id = trade_id_
order_.transact_time = self.now
order_.amount -= market_message_['body']['bid']['amount']
if order_.amount == 0: # 完全交易
# 注销(成功交易)['买入单不能立即结转']
self.account.order_queue.loc[
self.account.order_queue['order_id'] == order_id_,
'status'] = 200
elif order_.amount > 0:
# 注销(成功交易)
self.account.order_queue.loc[
self.account.order_queue['order_id'] == order_id_,
'status'] = 203
self.account.order_queue.query('order_id=="order_id_"')[
'amount'] -= market_message_['body']['bid']['amount']
elif order_.towards is -1:
# self.account.sell_available[order_.code] -= market_message_[
# 'body']['bid']['amount']
# 当日卖出的股票 可以继续买入/ 可用资金增加(要减去手续费)
self.account.cash_available += market_message_['body']['bid'][
'amount'] * market_message_['body']['bid'][
'price'] - market_message_['body']['fee']['commission']
order_.trade_id = trade_id_
order_.transact_time = self.now
order_.amount -= market_message_['body']['bid']['amount']
if order_.amount == 0:
# 注销(成功交易)
self.account.order_queue.loc[
self.account.order_queue['order_id'] == order_id_,
'status'] = 200
else:
# 注销(成功交易)
self.account.order_queue.loc[
self.account.order_queue['order_id'] == order_id_,
'status'] = 203
self.account.order_queue[
self.account.order_queue['order_id'] ==
order_id_]['amount'] -= market_message_['body']['bid'][
'amount']
else:
self.__QA_backtest_log_info(
'EventEngine Warning: Unknown type of order event in %s' %
str(self.now))
def __send_bid(self, __bid, __market=None):
__message = self.market.receive_bid(__bid, __market)
if __bid.towards == 1:
# 扣费
# 以下这个订单时的bar的open扣费
# 先扔进去买入,再通过返回的值来判定是否成功
if __message['header']['status'] == 200 and __message['body'][
'bid']['amount'] > 0:
# 这个判断是为了 如果买入资金不充足,所以买入报了一个0量单的情况
# 如果买入量>0, 才判断为成功交易
self.__QA_backtest_log_info(
'BUY %s Price %s Date %s Amount %s' %
(__bid.code, __bid.price, __bid.datetime, __bid.amount))
self.__messages = self.account.QA_account_receive_deal(
__message)
return __message
else:
return __message
# 下面是卖出操作,这里在卖出前需要考虑一个是否有仓位的问题:````````````` `
# 因为在股票中是不允许卖空操作的,所以这里是股票的交易引擎和期货的交易引擎的不同所在
elif __bid.towards == -1:
# 如果是卖出操作 检查是否有持仓
# 股票中不允许有卖空操作
# 检查持仓面板
if __message['header']['status'] == 200:
self.__messages = self.account.QA_account_receive_deal(
__message)
self.__QA_backtest_log_info(
'SELL %s Price %s Date %s Amount %s' %
(__bid.code, __bid.price, __bid.datetime, __bid.amount))
return __message
else:
# self.account.order_queue=self.account.order_queue.append(__bid.to_df())
return __message
else:
return "Error: No buy/sell towards"
def __wrap_bid(self, __bid, __order=None):
__market_data_for_backtest = self.find_bar(__bid.code, __bid.datetime)
if __market_data_for_backtest is not None:
if __market_data_for_backtest[
'open'] is not None and __order is not None:
if __order['bid_model'] in [
'limit', 'Limit', 'Limited', 'limited', 'l', 'L', 0,
'0'
]:
# 限价委托模式
__bid.price = __order['price']
elif __order['bid_model'] in [
'Market', 'market', 'MARKET', 'm', 'M', 1, '1'
]:
# 2017-09-18 修改 市价单以当前bar开盘价下单
__bid.price = float(__market_data_for_backtest['open'])
elif __order['bid_model'] in [
'strict', 'Strict', 's', 'S', '2', 2
]:
__bid.price = float(__market_data_for_backtest['high']
) if __bid.towards == 1 else float(
__market_data_for_backtest['low'])
elif __order['bid_model'] in [
'close', 'close_price', 'c', 'C', '3', 3
]:
__bid.price = float(__market_data_for_backtest['close'])
__bid.price = float('%.2f' % __bid.price)
return __bid, __market_data_for_backtest
else:
return __bid, __market_data_for_backtest
else:
self.__QA_backtest_log_info(
'BACKTEST ENGINE ERROR=== CODE %s TIME %s NO MARKET DATA!' %
(__bid.code, __bid.datetime))
return __bid, None
def __end_of_backtest(self, *arg, **kwargs):
# 开始分析
# 对于account.detail做一定的整理
self.account.detail = pd.DataFrame(
self.account.detail,
columns=[
'date', 'code', 'price', 'amounts', 'order_id', 'trade_id',
'sell_price', 'sell_order_id', 'sell_trade_id', 'sell_date',
'left_amount', 'commission'
])
def __mean(list_):
if len(list_) > 0:
return mean(list_)
else:
return 'No Data'
self.account.detail['sell_average'] = self.account.detail[
'sell_price'].apply(lambda x: __mean(x))
try:
self.account.detail['pnl_price'] = self.account.detail['sell_average'] - \
self.account.detail['price']
self.account.detail['pnl'] = self.account.detail['pnl_price'] * (
self.account.detail['amounts'] - self.account.
detail['left_amount']) - self.account.detail['commission']
self.account.detail['pnl_precentage'] = self.account.detail['pnl_price'] / \
self.account.detail['price']
except:
pass
self.account.detail = self.account.detail.drop(
['order_id', 'trade_id', 'sell_order_id', 'sell_trade_id'], axis=1)
self.__QA_backtest_log_info('start analysis====\n' +
str(self.strategy_stock_list))
self.__QA_backtest_log_info('=' * 10 + 'Trade History' + '=' * 10)
self.__QA_backtest_log_info(
'\n' +
tabulate(self.account.history,
headers=('date', 'code', 'price', 'towards', 'amounts',
'order_id', 'trade_id', 'commission')))
self.__QA_backtest_log_info('\n' + tabulate(
self.account.detail, headers=(self.account.detail.columns)))
__exist_time = int(self.end_real_id) - int(self.start_real_id) + 1
if len(self.__messages) > 1:
performace = QA_backtest_analysis_backtest(
self.setting.client, self.strategy_stock_list,
self.account_d_value, self.account_d_key, self.__messages,
self.trade_list[self.start_real_id:self.end_real_id + 1],
self.benchmark_data.data)
_backtest_mes = {
'user':
self.setting.QA_setting_user_name,
'strategy':
self.strategy_name,
'stock_list':
performace['code'],
'start_time':
self.strategy_start_date,
'end_time':
self.strategy_end_date,
'account_cookie':
self.account.account_cookie,
'annualized_returns':
performace['annualized_returns'],
'benchmark_annualized_returns':
performace['benchmark_annualized_returns'],
'assets':
performace['assets'],
'benchmark_assets':
performace['benchmark_assets'],
'trade_date':
performace['trade_date'],
'total_date':
performace['total_date'],
'win_rate':
performace['win_rate'],
'alpha':
performace['alpha'],
'beta':
performace['beta'],
'sharpe':
performace['sharpe'],
'vol':
performace['vol'],
'benchmark_vol':
performace['benchmark_vol'],
'max_drop':
performace['max_drop'],
'exist':
__exist_time,
'time':
datetime.datetime.now()
}
if self.if_save_to_mongo:
QA_SU_save_backtest_message(_backtest_mes, self.setting.client)
QA_SU_save_account_message(self.__messages,
self.setting.client)
if self.if_save_to_csv:
QA_SU_save_account_to_csv(self.__messages, self.dirs)
self.account.detail.to_csv('{}backtest-pnl-{}.csv'.format(
self.dirs, str(self.account.account_cookie)))
self.__save_strategy_files()
def __check_state(self, bid_price, bid_amount):
pass
def QA_Backtest_before_init(self):
return self.__QA_backtest_init()
def QA_Backtest_after_init(self):
return self.__QA_backtest_prepare()
@lru_cache()
def find_bar(self, code, time):
if isinstance(time, str):
if len(time) == 10:
try:
try:
return self.market_data_hashable[(
datetime.datetime.strptime(time,
'%Y-%m-%d'), code)]
except:
return self.outside_data_hashable[(
datetime.datetime.strptime(time,
'%Y-%m-%d'), code)]
except:
return None
elif len(time) == 19:
try:
try:
return self.market_data_hashable[(
datetime.datetime.strptime(time,
'%Y-%m-%d %H:%M:%S'),
code)]
except:
return self.outside_data_hashable[(
datetime.datetime.strptime(time,
'%Y-%m-%d %H:%M:%S'),
code)]
except:
return None
else:
try:
try:
return self.market_data_hashable[(time, code)]
except:
return self.outside_data_hashable[(time, code)]
except:
return None
@lru_cache()
def get_market_data(self, code, date, gap_=None, type_='lt'):
'这个函数封装了关于获取的方式 用GAP的模式'
gap_ = self.strategy_gap if gap_ is None else gap_
try:
try:
return self.market_data_dict[code].select_time_with_gap(
date, gap_, type_)
except:
return self.outside_data_dict[code].select_time_with_gap(
date, gap_, type_)
except:
return None
@lru_cache()
def get_market_data_panel(self, date=None, type_='lt'):
try:
if date is not None:
try:
return self.market_data.select_time_with_gap(
date, 1, type_)
except:
return self.outside_data.select_time_with_gap(
date, 1, type_)
else:
try:
return self.market_data.select_time_with_gap(
self.now, 1, type_)
except:
return self.outside_data.select_time_with_gap(
self.now, 1, type_)
except Exception as e:
raise e
@lru_cache()
def get_market_data_bar(self, code, time, if_trade=True):
'这个函数封装了关于获取的方式'
try:
try:
return self.market_data_dict[code].get_bar(
code, time, if_trade)
except:
return self.outside_data_dict[code].get_bar(
code, time, if_trade)
except:
return None
def get_block(self, block_list):
block_ = QA_fetch_stock_block_adv()
_data = []
try:
for item in block_list:
_data.extend(block_.get_block(item).code)
return np.unique(_data).tolist()
except Exception as e:
raise e
#@lru_cache()
def QA_backtest_sell_available(self, __code):
try:
return self.account.sell_available[__code]
except:
return 0
# @lru_cache()
def QA_backtest_hold(self):
return pd.DataFrame(self.account.hold[1::],
columns=self.account.hold[0]).set_index('code',
drop=False)
def hold_amount(self, __code):
try:
return pd.DataFrame(
self.account.hold[1::],
columns=self.account.hold[0]).set_index(
'code', drop=False)['amount'].groupby('code').sum()[__code]
except:
return 0
def hold_price(self, __code):
try:
return self.QA_backtest_hold(self)['price'].groupby(
'code').mean()[__code]
except:
return None
@lru_cache()
def get_OHLCV(self, __data):
'快速返回 OHLCV格式'
return (__data.open, __data.high, __data.low, __data.close, __data.vol)
def send_order(self, code, amount, towards, order_type):
"""
2017/8/4
委托函数
在外部封装的一个报价接口,尽量满足和实盘一样的模式
输入
=============
买入/卖出
股票代码
买入/卖出数量
委托模式*
0 限价委托 LIMIT ORDER
1 市价委托 MARKET ORDER
2 严格模式(买入按最高价 卖出按最低价) STRICT ORDER
功能
=============
1. 封装一个bid类(分配地址)
2. 检查账户/临时扣费
3. 检查市场(wrap)
4. 发送到_send_bid方法
"""
# 必须是100股的倍数
# 封装bid
_bid = QA_QAMarket_bid() # init
(_bid.order_id, _bid.user, _bid.strategy, _bid.code, _bid.date,
_bid.datetime, _bid.sending_time, _bid.amount,
_bid.towards) = (str(random.random()),
self.setting.QA_setting_user_name,
self.strategy_name, code, self.running_date,
str(self.now), self.running_date, amount, towards)
# 2017-09-21 修改: 只有股票的交易才需要控制amount的最小交易单位
if self.backtest_type in ['day']:
_bid.type = '0x01'
_bid.amount = int(_bid.amount / 100) * 100
elif self.backtest_type in ['1min', '5min', '15min', '30min', '60min']:
_bid.type = '0x02'
_bid.amount = int(_bid.amount / 100) * 100
elif self.backtest_type in ['index_day']:
_bid.type = '0x03'
_bid.amount = int(_bid.amount)
elif self.backtest_type in [
'index_1min', 'index_5min', 'index_15min', 'index_30min',
'index_60min'
]:
_bid.type = '0x04'
_bid.amount = int(_bid.amount)
# 检查账户/临时扣费
_bid, _market = self.__wrap_bid(_bid, order_type)
if _bid is not None and _market is not None and _bid.amount > 0:
print(
'GET the Order Code %s Amount %s Price %s Towards %s Time %s' %
(_bid.code, _bid.amount, _bid.price, _bid.towards,
_bid.datetime))
self.__sync_order_LM('create_order', order_=_bid)
@lru_cache()
def check_order(self, order_id_):
'用于检查委托单的状态'
"""
委托单被报入交易所会有一个回报,回报状态就是交易所返回的字段:
字段目前 2xx 是成功 4xx是失败 5xx是交易所无数据(停牌)
随着回测框架的不断升级,会有更多状态需要被管理:
200 委托成功,完全交易
203 委托成功,未完全成功
300 刚创建订单的时候
400 已撤单
500 服务器撤单/每日结算
"""
return self.account.order_queue[self.account.order_queue['order_id'] ==
order_id_]['status']
@lru_cache()
def status(self):
return vars(self)
@lru_cache()
def sell_all(self):
__hold_list = pd.DataFrame(
self.account.hold[1::], columns=self.account.hold[0]).set_index(
'code', drop=False)['amount'].groupby('code').sum()
for item in self.strategy_stock_list:
try:
if __hold_list[item] > 0:
self.send_order(self, item, __hold_list[item], -1,
{'bid_model': 'C'})
except:
pass
def _load_strategy(self, *arg, **kwargs):
'策略加载函数'
# 首先判断是否能满足回测的要求`
__messages = {}
self.__init_cash_per_stock = int(
float(self.account.init_assest) / len(self.strategy_stock_list))
# 策略的交易日循环
for i in range(int(self.start_real_id), int(self.end_real_id)):
self.running_date = self.trade_list[i]
self.__QA_backtest_log_info(
'=================daily hold list====================')
self.__QA_backtest_log_info('in the begining of ' +
self.running_date)
self.__QA_backtest_log_info(
tabulate(self.account.message['body']['account']['hold']))
if self.now is not None:
self.last_time = self.now
self.now = self.running_date
self.today = self.running_date
# 交易前同步持仓状态
self.__sync_order_LM(self, 'init_') # 初始化事件
if self.backtest_type in ['day', 'd', 'index_day']:
_temp = self.market_data.select_time(
self.today,
self.today).data.set_index('code').close.to_dict()
for key in _temp.keys():
self.lastest_price[key] = _temp[key]
self.strategy(*arg, **kwargs) # 发委托单
self._deal_from_order_queue()
elif self.backtest_type in [
'1min', '5min', '15min', '30min', '60min', 'index_1min',
'index_5min', 'index_15min', 'index_30min', 'index_60min'
]:
if self.backtest_type in ['1min', 'index_1min']:
type_ = '1min'
elif self.backtest_type in ['5min', 'index_5min']:
type_ = '5min'
elif self.backtest_type in ['15min', 'index_15min']:
type_ = '15min'
elif self.backtest_type in ['30min', 'index_30min']:
type_ = '30min'
elif self.backtest_type in ['60min', 'index_60min']:
type_ = '60min'
daily_min = QA_util_make_min_index(self.today,
type_) # 创造分钟线index
for min_index in daily_min:
self.now = min_index
self.__QA_backtest_log_info(
'=================Min hold list====================')
self.__QA_backtest_log_info('in the begining of %s' %
str(min_index))
self.__QA_backtest_log_info(
tabulate(
self.account.message['body']['account']['hold']))
_temp = self.market_data.select_time(
self.now,
self.now).data.set_index('code').close.to_dict()
for key in _temp.keys():
self.lastest_price[key] = _temp[key]
self.strategy(*arg, **kwargs) # 发委托单
self._deal_from_order_queue()
if self.backtest_type in [
'index_1min', 'index_5min', 'index_15min'
]:
self.__sync_order_LM('t_0')
self.__sync_order_LM('daily_settle') # 每日结算
# 最后一天
self._end_of_trading()
def _backtest_init(self):
self.__QA_backtest_init()
self.backtest_init()
self.__QA_backtest_prepare()
def _before_backtest(self):
self.__QA_backtest_before_backtest()
self.before_backtest()
def _end_backtest(self):
self.end_backtest()
self.__end_of_backtest()
def run(self):
self._backtest_init()
self._before_backtest()
self._load_strategy()
self._end_backtest()
# 暂时不确定要不要用
def strategy(self):
pass
def backtest_init(self):
pass
def before_backtest(self):
pass
def end_backtest(self):
pass
class QA_Backtest():
'最终目的还是实现一个通用的回测类'
backtest_type = 'day'
account = QA_Account()
market = QA_Market()
bid = QA_QAMarket_bid()
setting = QA_Setting()
clients = setting.client
user = setting.QA_setting_user_name
market_data = []
now = ''
today = ''
def __init__(self):
self.backtest_type = 'day'
self.account = QA_Account()
self.market = QA_Market()
self.bid = QA_QAMarket_bid()
self.setting = QA_Setting()
self.clients = self.setting.client
self.user = self.setting.QA_setting_user_name
self.market_data = []
self.now = ''
self.today = ''
def __QA_backtest_init(self):
"""既然是被当做装饰器使用,就需要把变量设置放在装饰函数的前面,把函数放在装饰函数的后面"""
# 设置回测的开始结束时间
self.strategy_start_date = str('2017-01-05')
self.strategy_end_date = str('2017-07-01')
# 设置回测标的,是一个list对象,不过建议只用一个标的
# gap是回测时,每日获取数据的前推日期(交易日)
self.strategy_gap = int(60)
# 设置全局的数据库地址,回测用户名,密码,并初始化
self.setting.QA_util_sql_mongo_ip = str('127.0.0.1')
self.setting.QA_setting_user_name = str('admin')
self.setting.QA_setting_user_password = str('admin')
self.setting.QA_setting_init()
# 回测的名字
self.strategy_name = str('example_min')
# 股票的交易日历,真实回测的交易周期,和交易周期在交易日历中的id
self.trade_list = QA_fetch_trade_date(
self.setting.client.quantaxis.trade_date)
self.benchmark_code = 'hs300'
"""
这里会涉及一个区间的问题,开始时间是要向后推,而结束时间是要向前推,1代表向后推,-1代表向前推
"""
self.strategy_stock_list = ['000001', '000002', '000004']
self.account.init_assest = 1000000
self.backtest_bid_model = 'market_price'
def __QA_backtest_prepare(self):
"""
这是模型内部的 初始化,主要是初始化一些账户和市场资产
写成了私有函数
@yutiansut
2017/7/20
"""
# 重新初始账户资产
self.setting.QA_setting_init()
self.account.init()
self.start_real_date = QA_util_get_real_date(self.strategy_start_date,
self.trade_list, 1)
self.start_real_id = self.trade_list.index(self.start_real_date)
self.end_real_date = QA_util_get_real_date(self.strategy_end_date,
self.trade_list, -1)
self.end_real_id = self.trade_list.index(self.end_real_date)
# 重新初始化账户的cookie
self.account.account_cookie = str(random.random())
# 初始化股票池的市场数据
if self.backtest_type in ['day', 'd', '0x00']:
self.market_data = QA_fetch_stocklist_day(
self.strategy_stock_list, [
self.trade_list[self.start_real_id -
int(self.strategy_gap)],
self.trade_list[self.end_real_id]
])
elif self.backtest_type in ['min', 'm', '0x01']:
self.market_data = QA_fetch_stocklist_min(
self.strategy_stock_list, [
self.trade_list[self.start_real_id -
int(self.strategy_gap)],
self.trade_list[self.end_real_id]
])
def __QA_backtest_start(self, *args, **kwargs):
"""
这个是回测流程开始的入口
"""
assert len(self.strategy_stock_list) > 0
assert len(self.trade_list) > 0
assert isinstance(self.start_real_date, str)
assert isinstance(self.end_real_date, str)
assert len(self.market_data) == len(self.strategy_stock_list)
QA_util_log_info('QUANTAXIS Backtest Engine Initial Successfully')
QA_util_log_info('Basical Info: \n' + tabulate(
[[str(__version__), str(self.strategy_name)]],
headers=('Version', 'Strategy_name')))
QA_util_log_info('Stock_List: \n' +
tabulate([self.strategy_stock_list]))
# 初始化报价模式
self.__messages = []
def __check_state(self, bid_price, bid_amount):
pass
def __QA_bid_amount(self, __strategy_amount, __amount):
if __strategy_amount == 'mean':
return float(
float(self.account.message['body']['account']['cash'][-1]) /
len(self.strategy_stock_list)), 'price'
elif __strategy_amount == 'half':
return __amount * 0.5, 'amount'
elif __strategy_amount == 'all':
return __amount, 'amount'
def __end_of_trading(self, *arg, **kwargs):
# 在回测的最后一天,平掉所有仓位(回测的最后一天是不买入的)
# 回测最后一天的交易处理
while len(self.account.hold) > 1:
__hold_list = self.account.hold[1::]
pre_del_id = []
for item_ in range(0, len(__hold_list)):
if __hold_list[item_][3] > 0:
__last_bid = self.bid
__last_bid.amount = int(__hold_list[item_][3])
__last_bid.order_id = str(random.random())
__last_bid.price = 'close_price'
__last_bid.code = str(__hold_list[item_][1])
__last_bid.date = self.trade_list[self.end_real_id]
__last_bid.towards = -1
__last_bid.user = self.setting.QA_setting_user_name
__last_bid.strategy = self.strategy_name
__last_bid.bid_model = 'auto'
__last_bid.status = '0x01'
__last_bid.amount_model = 'amount'
__message = self.market.receive_bid(__last_bid)
_remains_day = 0
while __message['header']['status'] == 500:
# 停牌状态,这个时候按停牌的最后一天计算价值(假设平仓)
__last_bid.date = self.trade_list[self.end_real_id -
_remains_day]
_remains_day += 1
__message = self.market.receive_bid(__last_bid)
# 直到市场不是为0状态位置,停止前推日期
self.__messages = self.account.QA_account_receive_deal(
__message)
else:
pre_del_id.append(item_)
pre_del_id.sort()
pre_del_id.reverse()
for item_x in pre_del_id:
__hold_list.pop(item_x)
def __warp_bid(self, __bid, __order):
__market_data_for_backtest = self.QA_backtest_get_market_data(
self, __bid.code, __bid.date, 'np', 1)
__O, __H, __L, __C, __V = self.QA_backtest_get_OHLCV(
self, __market_data_for_backtest)
if __order['bid_model'] in [
'limit', 'Limit', 'Limited', 'limited', 'l', 'L', 0, '0'
]:
# 限价委托模式
__bid.price = __order['price']
elif __order['bid_model'] in [
'Market', 'market', 'MARKET', 'm', 'M', 1, '1'
]:
__bid.price = 0.5 * (float(__O[0]) + float(__C[0]))
elif __order['bid_model'] in ['strict', 'Strict', 's', 'S', '2', 2]:
__bid.price = float(__H[0]) if __bid.towards == 1 else float(
__L[0])
elif __order['bid_model'] in [
'close', 'close_price', 'c', 'C', '3', 3
]:
__bid.price = float(__C[0])
__bid.price = float('%.2f' % __bid.price)
return __bid
def __end_of_backtest(self, *arg, **kwargs):
# 开始分析
QA_util_log_info('start analysis====\n' +
str(self.strategy_stock_list))
QA_util_log_info('=' * 10 + 'Trade History' + '=' * 10)
QA_util_log_info('\n' +
tabulate(self.account.history,
headers=('date', 'code', 'price', 'towards',
'amounts', 'order_id', 'trade_id',
'commission')))
QA_util_log_info('\n' +
tabulate(self.account.detail,
headers=('date', 'code', 'price', 'amounts',
'order_id', 'trade_id',
'sell_price', 'sell_order_id',
'sell_trade_id', 'sell_date',
'left_amount', 'commission')))
__exist_time = int(self.end_real_id) - int(self.start_real_id) + 1
self.__benchmark_data = QA_fetch_index_day(self.benchmark_code,
self.start_real_date,
self.end_real_date)
if len(self.__messages) > 1:
performace = QA_backtest_analysis_start(
self.setting.client, self.strategy_stock_list, self.__messages,
self.trade_list[self.start_real_id:self.end_real_id + 1],
self.market_data, self.__benchmark_data)
_backtest_mes = {
'user':
self.setting.QA_setting_user_name,
'strategy':
self.strategy_name,
'stock_list':
performace['code'],
'start_time':
self.strategy_start_date,
'end_time':
self.strategy_end_date,
'account_cookie':
self.account.account_cookie,
'annualized_returns':
performace['annualized_returns'],
'benchmark_annualized_returns':
performace['benchmark_annualized_returns'],
'assets':
performace['assets'],
'benchmark_assets':
performace['benchmark_assets'],
'trade_date':
performace['trade_date'],
'total_date':
performace['total_date'],
'win_rate':
performace['win_rate'],
'alpha':
performace['alpha'],
'beta':
performace['beta'],
'sharpe':
performace['sharpe'],
'vol':
performace['vol'],
'benchmark_vol':
performace['benchmark_vol'],
'max_drop':
performace['max_drop'],
'exist':
__exist_time,
'time':
datetime.datetime.now()
}
QA_SU_save_backtest_message(_backtest_mes, self.setting.client)
QA_SU_save_account_message(self.__messages, self.setting.client)
QA_SU_save_account_to_csv(self.__messages)
def QA_backtest_get_market_data(self,
code,
date,
type_='numpy',
gap_=None):
'这个函数封装了关于获取的方式'
gap_ = self.strategy_gap if gap_ is None else gap_
index_of_code = self.strategy_stock_list.index(code)
__res = self.market_data[index_of_code][:date].tail(gap_)
if type_ in ['l', 'list', 'L']:
return np.asarray(__res).tolist()
elif type_ in ['pd', 'pandas', 'p']:
return res
else:
return np.asarray(__res)
def QA_backtest_hold_amount(self, __code):
# return sum(list(map(lambda item: item[3] if __code in item else 0, self.account.hold)))
try:
return self.account.hold_available[__code]
except:
return 0
def QA_backtest_get_OHLCV(self, __data):
'快速返回 OHLCV格式'
return (__data.T[1].astype(float).tolist(),
__data.T[2].astype(float).tolist(),
__data.T[3].astype(float).tolist(),
__data.T[4].astype(float).tolist(),
__data.T[5].astype(float).tolist())
def QA_backtest_send_order(self, __code: str, __amount: int,
__towards: int, __order: dict):
"""
2017/8/4
委托函数
在外部封装的一个报价接口,尽量满足和实盘一样的模式
输入
=============
买入/卖出
股票代码
买入/卖出数量
委托模式*
0 限价委托 LIMIT ORDER
1 市价委托 MARKET ORDER
2 严格模式(买入按最高价 卖出按最低价) STRICT ORDER
"""
# 只需要维护未成交队列即可,无非是一个可用资金和可卖股票数量的调整
# 必须是100股的倍数
__amount = int(__amount / 100) * 100
# self.__QA_backtest_set_bid_model()
__bid = self.bid
(__bid.order_id, __bid.user, __bid.strategy, __bid.code, __bid.date,
__bid.datetime, __bid.sending_time, __bid.amount,
__bid.towards) = (str(random.random()),
self.setting.QA_setting_user_name,
self.strategy_name, __code, self.running_date,
self.running_date, self.running_date, __amount,
__towards)
__bid = self.__warp_bid(self, __bid, __order)
return self.__QA_backtest_send_bid(self, __bid)
# 先进行处理:
def __QA_backtest_send_bid(self, __bid):
if __bid.towards == 1:
# 扣费以下这个订单时的bar的open扣费
if self.account.cash_available > (__bid.price * __bid.amount):
# 这是买入的情况 买入的时候主要考虑的是能不能/有没有足够的钱来买入
__message = self.market.receive_bid(__bid)
self.account.cash_available -= (__bid.price * __bid.amount)
# 先扔进去买入,再通过返回的值来判定是否成功
if __message['header']['status'] == 200 and __message['body'][
'bid']['amount'] > 0:
# 这个判断是为了 如果买入资金不充足,所以买入报了一个0量单的情况
# 如果买入量>0, 才判断为成功交易
self.account.QA_account_receive_deal(__message)
return __message
else:
# self.account.cash_available += (__bid.price * __bid.amount) #报单还挂着 不能恢复
self.account.order_queue.append(__bid)
# 下面是卖出操作,这里在卖出前需要考虑一个是否有仓位的问题:
# 因为在股票中是不允许卖空操作的,所以这里是股票的交易引擎和期货的交易引擎的不同所在
elif __bid.towards == -1:
# 如果是卖出操作 检查是否有持仓
# 股票中不允许有卖空操作
# 检查持仓面板
__amount_hold = self.QA_backtest_hold_amount(self, __bid.code)
if __amount_hold > 0:
__bid.amount = __amount_hold if __amount_hold < __bid.amount else __bid.amount
self.account.hold_available[__bid.code] -= __bid.amount
__message = self.market.receive_bid(__bid)
print(__message)
if __message['header']['status'] == 200:
self.account.QA_account_receive_deal(__message)
return __message
else:
self.account.order_queue.append(__bid)
return __message
else:
err_info = 'Error: Not Enough amount for code %s in hold list' % str(
__bid.code)
QA_util_log_expection(err_info)
return err_info
else:
return "Error: No buy/sell towards"
def QA_backtest_check_order(self, order):
'用于检查委托单的状态'
"""
委托单被报入交易所会有一个回报,回报状态就是交易所返回的字段:
字段目前 2xx 是成功 4xx是失败 5xx是交易所无数据(停牌)
随着回测框架的不断升级,会有更多状态需要被管理:
200 委托成功,交易成功
203 委托成功,待成交
20
"""
pass
def QA_backtest_sell_all(self):
while len(self.account.hold) > 1:
__hold_list = self.account.hold[1::]
pre_del_id = []
def __sell(id_):
if __hold_list[item_][3] > 0:
__last_bid = self.bid
__last_bid.amount = int(__hold_list[id_][3])
__last_bid.order_id = str(random.random())
__last_bid.price = 'close_price'
__last_bid.code = str(__hold_list[id_][1])
__last_bid.date = self.now
__last_bid.towards = -1
__last_bid.user = self.setting.QA_setting_user_name
__last_bid.strategy = self.strategy_name
__last_bid.bid_model = 'auto'
__last_bid.status = '0x01'
__last_bid.amount_model = 'amount'
__message = self.market.receive_bid(__last_bid)
_remains_day = 0
while __message['header']['status'] == 500:
# 停牌状态,这个时候按停牌的最后一天计算价值(假设平仓)
__last_bid.date = self.trade_list[self.end_real_id -
_remains_day]
_remains_day += 1
__message = self.market.receive_bid(__last_bid)
# 直到市场不是为0状态位置,停止前推日期
self.__messages = self.account.QA_account_receive_deal(
__message)
else:
pre_del_id.append(id_)
return pre_del_id
pre_del_id = reduce(lambda _, x: __sell(x),
range(len(__hold_list)))
pre_del_id.sort()
pre_del_id.reverse()
for item_x in pre_del_id:
__hold_list.pop(item_x)
@classmethod
def load_strategy(__backtest_cls, func, *arg, **kwargs):
'策略加载函数'
# 首先判断是否能满足回测的要求`
__messages = {}
__backtest_cls.__init_cash_per_stock = int(
float(__backtest_cls.account.init_assest) /
len(__backtest_cls.strategy_stock_list))
# 策略的交易日循环
for i in range(int(__backtest_cls.start_real_id),
int(__backtest_cls.end_real_id) - 1, 1):
__backtest_cls.running_date = __backtest_cls.trade_list[i]
QA_util_log_info(
'=================daily hold list====================')
QA_util_log_info('in the begining of ' +
__backtest_cls.running_date)
QA_util_log_info(
tabulate(
__backtest_cls.account.message['body']['account']['hold']))
__backtest_cls.now = __backtest_cls.running_date
__backtest_cls.today = __backtest_cls.running_date
# 交易前同步持仓状态
__backtest_cls.account.cash_available = __backtest_cls.account.cash[
-1]
__temp_hold = pd.DataFrame(__backtest_cls.account.hold[1::],
columns=__backtest_cls.account.hold[0])
__temp_hold = __temp_hold.set_index('code', drop=False)
__backtest_cls.account.hold_available = __temp_hold[
'amount'].groupby('code').sum()
if __backtest_cls.backtest_type in ['day', 'd']:
for item in __backtest_cls.account.order_queue:
item.date, item.datetime = (__backtest_cls.today,
__backtest_cls.now)
__backtest_cls.__QA_backtest_send_bid(__backtest_cls, item)
# input()
func(*arg, **kwargs) # 发委托单
elif __backtest_cls.backtest_type in ['min', 'm']:
func(*arg, **kwargs) # 发委托单
# 队列循环批量发单
# 最后一天
__backtest_cls.__end_of_trading(__backtest_cls)
@classmethod
def backtest_init(__backtest_cls, func, *arg, **kwargs):
def __init_backtest(__backtest_cls, *arg, **kwargs):
__backtest_cls.__QA_backtest_init(__backtest_cls)
func(*arg, **kwargs)
__backtest_cls.__QA_backtest_prepare(__backtest_cls)
return __init_backtest(__backtest_cls)
@classmethod
def before_backtest(__backtest_cls, func, *arg, **kwargs):
func(*arg, **kwargs)
__backtest_cls.__QA_backtest_start(__backtest_cls)
@classmethod
def end_backtest(__backtest_cls, func, *arg, **kwargs):
# yield __backtest_cls.cash
__backtest_cls.__end_of_backtest(__backtest_cls, func, *arg, **kwargs)
return func(*arg, **kwargs)