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# QUANTCONNECT.COM - Democratizing Finance, Empowering Individuals.
# Lean Algorithmic Trading Engine v2.0. Copyright 2014 QuantConnect Corporation.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
from clr import AddReference
AddReference("System")
AddReference("QuantConnect.Algorithm")
AddReference("QuantConnect.Common")
from System import *
from QuantConnect import *
from QuantConnect.Algorithm import *
from QuantConnect.Indicators import *
from QuantConnect.Securities import *
from QuantConnect.Data.Market import *
from QuantConnect.Data.Consolidators import *
from CustomDataRegressionAlgorithm import Bitcoin
from datetime import timedelta
### <summary>
### Regression algorithm reproducing data type bugs in the Consolidate API. Related to GH 4205.
### </summary>
class ConsolidateRegressionAlgorithm(QCAlgorithm):
# Initialise the data and resolution required, as well as the cash and start-end dates for your algorithm. All algorithms must initialized.
def Initialize(self):
self.SetStartDate(2013, 10, 8)
self.SetEndDate(2013, 10, 9)
SP500 = Symbol.Create(Futures.Indices.SP500EMini, SecurityType.Future, Market.CME)
self._symbol = _symbol = self.FutureChainProvider.GetFutureContractList(SP500, self.StartDate)[0]
self.AddFutureContract(_symbol)
self._consolidationCount = [0, 0, 0, 0, 0, 0]
sma = SimpleMovingAverage(10)
self.Consolidate(_symbol, Calendar.Monthly, lambda bar: self.UpdateTradeBar(sma, bar, -1)) # shouldn't consolidate
sma2 = SimpleMovingAverage(10)
self.Consolidate(_symbol, Resolution.Daily, lambda bar: self.UpdateTradeBar(sma2, bar, 0))
sma3 = SimpleMovingAverage(10)
self.Consolidate(_symbol, Resolution.Daily, TickType.Quote, lambda bar: self.UpdateQuoteBar(sma3, bar, 1))
sma4 = SimpleMovingAverage(10)
self.Consolidate(_symbol, timedelta(1), lambda bar: self.UpdateTradeBar(sma4, bar, 2))
sma5 = SimpleMovingAverage(10)
self.Consolidate(_symbol, timedelta(1), TickType.Quote, lambda bar: self.UpdateQuoteBar(sma5, bar, 3))
# sending None tick type
sma6 = SimpleMovingAverage(10)
self.Consolidate(_symbol, timedelta(1), None, lambda bar: self.UpdateTradeBar(sma6, bar, 4))
sma7 = SimpleMovingAverage(10)
self.Consolidate(_symbol, Resolution.Daily, None, lambda bar: self.UpdateTradeBar(sma7, bar, 5))
# custom data
self._customDataConsolidator = 0
customSymbol = self.AddData(Bitcoin, "BTC", Resolution.Minute).Symbol
self.Consolidate(customSymbol, timedelta(1), lambda bar: self.IncrementCounter(1))
self._customDataConsolidator2 = 0
self.Consolidate(customSymbol, Resolution.Daily, lambda bar: self.IncrementCounter(2))
def IncrementCounter(self, id):
if id == 1:
self._customDataConsolidator += 1
if id == 2:
self._customDataConsolidator2 += 1
def UpdateTradeBar(self, sma, bar, position):
sma.Update(bar.EndTime, bar.Volume)
self._consolidationCount[position] += 1
def UpdateQuoteBar(self, sma, bar, position):
sma.Update(bar.EndTime, bar.Ask.High)
self._consolidationCount[position] += 1
def OnEndOfAlgorithm(self):
if any(i != 3 for i in self._consolidationCount) or self._customDataConsolidator == 0 or self._customDataConsolidator2 == 0:
raise ValueError("Unexpected consolidation count")
# OnData event is the primary entry point for your algorithm. Each new data point will be pumped in here.
def OnData(self, data):
if not self.Portfolio.Invested:
self.SetHoldings(self._symbol, 0.5)