def test_execution(self):
events_queue = queue.Queue(100)
oe = OrderEvent('BTC_ETC', 'MKT', 1.0, 'BUY')
e = SimulatedExecutionHandler(events_queue, portfolio=None)
e.execute_order(oe)
ee = events_queue.get(False)
self.assertEqual(ee.type, 'FILL')
self.assertEqual(ee.direction, 'BUY')
self.assertEqual(ee.exchange, 'BACKTEST')
self.assertEqual(ee.quantity, 1.0)
def test():
events=Queue()
csv_dir='/Users/weileizhang/Downloads/'
symbol_list=['XOM']
#start_date=datetime.datetime(2013,1,1)
#end_date=datetime.datetime(2015,1,5)
#bars=HistoricCSVDataHandler(events,csv_dir,symbol_list,start_date,end_date)
start_date='2010-1-1'
end_date='2015-1-1'
bars=DataBaseDataHandler(events,symbol_list,start_date,end_date)
# strategy=BuyAndHoldStrategy(bars,events)
strategy=MovingAverageCrossStrategy(bars,events,short_window=100,long_window=400)
port=NaivePortfolio(bars,events,start_date,initial_capital=100000.0)
broker=SimulatedExecutionHandler(events)
while True:
if bars.continue_backtest==True:
bars.update_bars()
else:
break
while True:
try:
event=events.get(False)
except:
break
else:
if event is not None:
if event.type=='MARKET':
strategy.calculate_signals(event)
port.update_timeindex(event)
elif event.type=='SIGNAL':
port.update_signal(event)
elif event.type=='ORDER':
broker.execute_order(event)
elif event.type=='FILL':
port.update_fill(event)
port.create_equity_curve_dataframe()
stats=port.output_summary_stats()
print(stats)
def test_execution_stop_order(self):
csv_dir = './tests/datasets/'
symbol_list = [
'BTC_ETC',
]
events_queue = queue.Queue(100)
bars = HistoricCSVDataHandler(events_queue, csv_dir, symbol_list,
['open', 'high', 'low', 'close'])
p = NaivePortfolio(bars, events_queue, datetime(2017, 4, 1, 0, 0, 0),
1000.0)
e = SimulatedExecutionHandler(events_queue, portfolio=p)
bars.update_bars()
oe = OrderEvent('BTC_ETC', 'STP', 300000.0, 'BUY', 0.00259)
e.execute_order(oe)
self.assertTrue(len(e.stop_orders) > 0)
bars.update_bars()
ee = events_queue.get(False)
e.check_stop_orders(ee)
p.update_timeindex(ee)
p.create_equity_curve_dataframe()
self.assertEqual(p.equity_curve['equity_curve'][-1],
1.0001020000000001)
if market.cotinue_backtest == False:
break
# Handle the events
while True:
# 获取待处理的事件，如果队列空就结束循环
if events.qsize() == 0:
break
else:
event = events.get(False)
# 计算信号
if event.type == 'MARKET':
strategy.calculate_signals(event)
# 产生信号
elif event.type =='SIGNAL':
portfolio.update_signal(event)
# 执行订单
elif event.type =='ORDER':
excution.execute_order(event)
# 更新持仓
elif event.type == 'FILL':
portfolio.update_fill(event)
#一天结束了 我们要更新持仓一下
portfolio.update_after_close()
#看看持仓吧~
portfolio.ShowPosition()
while bars.continue_backtest == True:
# print ("Updating Bars.")
bars.update_bars()
while True:
if events.empty():
break
else:
event = events.get(False)
if event is not None:
if event.type == 'MARKET':
strategy.calculate_signals(event)
port.update_timeindex(event)
elif event.type == 'SIGNAL':
port.update_signal(event)
elif event.type == 'ORDER':
broker.execute_order(event)
elif event.type == 'FILL':
port.update_fill(event)
time.sleep(0.1)
result_stats = port.output_summary_stats()
print('==========================================')
print(result_stats)
class OnePiece():
def __init__(self, strategy):
self.events = events
self.strategy = strategy
self.Feed = self.strategy.portfolio.bars
self.portfolio = self.strategy.portfolio
self.broker = SimulatedExecutionHandler(commission=0)
self.commission = 0
self.cur_holdings = self.portfolio.cur_holdings
self.cur_positions = self.portfolio.cur_posit
self.all_holdings = self.portfolio.all_holdings
self.all_positions = self.portfolio.all_positions
self.initial_capital = self.portfolio.initial_capital
self.leverage = self.portfolio.leverage
self._activate = {}
self._activate['print_order'] = False
self._activate['print_stats'] = False
self._activate['full_stats'] = False
def sunny(self):
while True:
try:
event = self.events.get(False)
except Queue.Empty:
self.Feed.update_bars()
self.portfolio._update_timeindex()
else:
if event is not None:
if event.type == 'Market':
self.strategy._context()
self.strategy.Execute_list()
self.strategy.luffy()
if event.type == 'Signal':
self.portfolio.update_signal(event)
if event.type == 'Order':
One_lot_depo = 100000.0 / self.leverage * marginRate[
event.symbol] + self.commission
if 'EXIT' in event.signal_type:
self.broker.execute_order(event)
elif (self.all_holdings[-1]['cash'] >
event.quantity_l * One_lot_depo
and self.all_holdings[-1]['cash'] >
event.quantity_s * One_lot_depo):
self.broker.execute_order(event)
# print order
if self._activate['print_order']:
event.print_order()
else:
if self._activate['print_order']:
print "Cash is not enough!!!!!!!!!!!!!!!!"
event.cancel_order()
if event.type == 'Fill':
self.portfolio.update_fill(event)
if self._activate['print_order']:
event.print_executed()
if self.Feed.continue_backtest == False:
print 'Final Portfolio Value: ' + str(
self.all_holdings[-1]['total'])
if self._activate['print_stats']:
self.portfolio.create_equity_curve_df()
print self.portfolio.output_summary_stats()
if self._activate['full_stats']:
self.get_analysis()
break
def print_trade(self):
self._activate['print_order'] = True
def print_stats(self, full=False):
self._activate['print_stats'] = True
if full:
self._activate['full_stats'] = True
def get_equity_curve(self):
df = self.portfolio.create_equity_curve_df()
df = df.join(self.get_all_holdings()['total'])
df.index = pd.DatetimeIndex(df.index)
df.drop('1993-08-07', inplace=True)
return df
def get_analysis(self):
ori_tlog = self.get_log(True)
tlog = self.get_log()
dbal = self.get_equity_curve()
start = self.get_equity_curve().index[0]
end = self.get_equity_curve().index[-1]
capital = self.initial_capital
print stats(tlog, ori_tlog, dbal, start, end, capital)
def get_log(self, exit=False):
# Original log, include exit_order
ori_tlog = pd.DataFrame(self.portfolio.trade_log)
ori_tlog.set_index('datetime', inplace=True)
ori_tlog.index = pd.DatetimeIndex(ori_tlog.index)
# generate PnL, perfect log
log, n = generate_perfect_log(
tlog=ori_tlog, latest_bar_dict=self.Feed.latest_bar_dict)
df = pd.DataFrame(log)
df.set_index('datetime', inplace=True)
df.index = pd.DatetimeIndex(df.index)
df.sort_index(inplace=True)
if exit:
print 'Still_Opening_trades: ' + str(n)
return ori_tlog[[
'symbol', 's_type', 'price', 'qty', 'cur_positions', 'cash',
'total'
]]
else:
return df[[
'symbol', 's_type', 'price', 'qty', 'cur_positions',
'exit_date', 'period', 'cash', 'PnL', 'total'
]]
def set_commission(self, commiss):
self.broker = SimulatedExecutionHandler(commission=commiss)
self.commission = commiss
####################### from portfolio ###############################
def get_cur_holdings(self):
return pd.DataFrame(self.cur_holdings)
def get_cur_posit(self):
return pd.DataFrame(self.cur_positions)
def get_all_holdings(self):
df = pd.DataFrame(self.all_holdings)
df.set_index('datetime', inplace=True)
df.drop('1993-08-07', inplace=True)
df.index = pd.DatetimeIndex(df.index)
return df
def get_all_positions(self):
df = pd.DataFrame(self.all_positions)
df.set_index('datetime', inplace=True)
df.drop('1993-08-07', inplace=True)
df.index = pd.DatetimeIndex(df.index)
return df
def get_symbol_list(self):
return self.portfolio.symbol_list
def get_initial_capital(self):
return self.initial_capital
def plot(self, symbol, engine='plotly', notebook=False):
data = plotter(latest_bar_dict=self.Feed.latest_bar_dict,
enquity_curve=self.get_equity_curve(),
tlog=self.get_log(),
positions=self.get_all_positions(),
holdings=self.get_all_holdings())
data.plot(symbol=symbol, engine=engine, notebook=notebook)
def plot_log(self, symbol, engine='plotly', notebook=False):
data = plotter(latest_bar_dict=self.Feed.latest_bar_dict,
enquity_curve=self.get_equity_curve(),
tlog=self.get_log(),
positions=self.get_all_positions(),
holdings=self.get_all_holdings())
data.plot_log(symbol=symbol, engine=engine, notebook=notebook)
def simulate():
events = queue.Queue()
##Set this directory as the one where you will store the .csv files by ticker symbol ex. FB.csv etc it will be named from root
##so a directory in your home folder might be /home/data where /data is the folder with the files
directory = '/twoterradata'
ab_path = os.path.abspath(directory)
##Below symbol list for stocks
##Could be modified for Futures
symbol_list = ['FB', 'AAPL', 'GOOG']
##list of thresholds to be set initially for each stock/futures symbols and passed in to the strategy class
##May need to think through whether these can work better with Order types of LMT, Trailing Orders etc for better execution
# g_sell_gain_thresh = 0
# g_sell_loss_thresh = 0
# g_buy_thresh = 0
# g_buy_again_thresh = 0
# g_incr is the
global_thresholds = {
'g_sell_gain_thresh': 0,
'g_sell_loss_thresh': 0,
'g_buy_thresh': 0,
'g_buy_again_thresh': 0,
'g_incr': 0
}
for s in symbol_list:
global_symbol_thresholds[s] = global_thresholds
##Futures_list --would have to update code or use the current symbol_list variable modified for Futures
##Define these global thresholds for each value in the symbol
##Ensures person executes this tester on a Linux or Mac or uses a VM
if platform.system() not in ['Linux', 'Darwin']:
print "Program must run on Linux/Unix system or on Virtual Machine running such a system, please run again"
quit()
##ensure you are logged into session at quandl or set the api key, but for WIKI dataset not necessary
##Below URL will be modifed to obtain futures dataset and most likely will be modified with database queries
quandl_url = "\'https://www.quandl.com/api/v3/datasets/WIKI/"
for s in symbol_list:
if os.path.exists(ab_path + '/' + s + '.csv'):
days_modified = (calendar.timegm(time.gmtime()) -
os.path.getmtime(ab_path + '/' + s + '.csv'))
if days_modified > 86400:
cmd = "curl " + quandl_url + s + "/data.csv\'" + "> \'" + ab_path + '/' + s + ".csv\'"
os.system(cmd)
else:
cmd = "curl " + quandl_url + s + "/data.csv\'" + "> \'" + ab_path + '/' + s + ".csv\'"
os.system(cmd)
print global_symbol_thresholds
bars = HistoricCSVDataHandler(events, ab_path + '/', symbol_list)
##strategy = BuyAndHoldStrategy(bars, events)
##strategy for simple trends, this variable must be set as a list to test multiple strategies etc.
## Set strategy by modifying here
strategy = SimpleTrendsStrategy(bars, events)
port = NaivePortfolio(bars, events, "2015-11-18")
broker = SimulatedExecutionHandler(events)
while True:
# Update the bars (specific backtest code, as opposed to live trading)
if bars.continue_backtest == True:
bars.update_bars()
else:
break
# Handle the events
while True:
try:
event = events.get(False)
except queue.Empty:
break
else:
if event is not None:
if event.type == 'MARKET':
strategy.calculate_signals(event)
port.update_timeindex(event)
elif event.type == 'SIGNAL':
port.update_signal(event)
elif event.type == 'ORDER':
#event.print_order()
broker.execute_order(event)
elif event.type == 'FILL':
port.update_fill(event)
print port.output_summary_stats()
print port.all_holdings[-1]
bars.update_bars()
else:
break
# Handle the events
while True:
try:
event = events.get(False)
except Queue.Empty:
break
else:
if event is not None:
if event.type == 'MARKET':
print 'MARKET!'
strategy.calculate_signals(event)
port.update_timeindex(event)
elif event.type == 'SIGNAL':
print 'SIGNAL!'
port.update_signal(event)
elif event.type == 'ORDER':
print 'ORDER!'
broker.execute_order(event) #problem
elif event.type == 'FILL':
print 'FILL!'
port.update_fill(event)
#time.sleep(.1)
