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quantconnect--lean/Algorithm.Python/Alphas/TripleLeverageETFPairVolatilityDecayAlpha.py
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Martin-Molinero 03f56481d4
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Refactor python algorithm import (#5657)
* Python research import improvements

- Improve start.py for research env
- Remove unrequired imports

* Centralize algorithm imports

* Add regression test GH action

* Unit test python import clean up

* Join research and main imports

* More python import clean up

* Fix failing skipped regression algorithm
2021-06-15 19:06:06 -03:00

82 lines
3.3 KiB
Python

# 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 AlgorithmImports import *
#
# Leveraged ETFs (LETF) promise a fixed leverage ratio with respect to an underlying asset or an index.
# A Triple-Leveraged ETF allows speculators to amplify their exposure to the daily returns of an underlying index by a factor of 3.
#
# Increased volatility generally decreases the value of a LETF over an extended period of time as daily compounding is amplified.
#
# This alpha emits short-biased insight to capitalize on volatility decay for each listed pair of TL-ETFs, by rebalancing the
# ETFs with equal weights each day.
#
# This alpha is part of the Benchmark Alpha Series created by QuantConnect which are open sourced so the community and client funds can see an example of an alpha.
#
class TripleLeverageETFPairVolatilityDecayAlpha(QCAlgorithm):
def Initialize(self):
self.SetStartDate(2018, 1, 1)
self.SetCash(100000)
# Set zero transaction fees
self.SetSecurityInitializer(lambda security: security.SetFeeModel(ConstantFeeModel(0)))
# 3X ETF pair tickers
ultraLong = Symbol.Create("UGLD", SecurityType.Equity, Market.USA)
ultraShort = Symbol.Create("DGLD", SecurityType.Equity, Market.USA)
# Manually curated universe
self.UniverseSettings.Resolution = Resolution.Daily
self.SetUniverseSelection(ManualUniverseSelectionModel([ultraLong, ultraShort]))
# Select the demonstration alpha model
self.SetAlpha(RebalancingTripleLeveragedETFAlphaModel(ultraLong, ultraShort))
## Set Equal Weighting Portfolio Construction Model
self.SetPortfolioConstruction(EqualWeightingPortfolioConstructionModel())
## Set Immediate Execution Model
self.SetExecution(ImmediateExecutionModel())
## Set Null Risk Management Model
self.SetRiskManagement(NullRiskManagementModel())
class RebalancingTripleLeveragedETFAlphaModel(AlphaModel):
'''
Rebalance a pair of 3x leveraged ETFs and predict that the value of both ETFs in each pair will decrease.
'''
def __init__(self, ultraLong, ultraShort):
# Giving an insight period 1 days.
self.period = timedelta(1)
self.magnitude = 0.001
self.ultraLong = ultraLong
self.ultraShort = ultraShort
self.Name = "RebalancingTripleLeveragedETFAlphaModel"
def Update(self, algorithm, data):
return Insight.Group(
[
Insight.Price(self.ultraLong, self.period, InsightDirection.Down, self.magnitude),
Insight.Price(self.ultraShort, self.period, InsightDirection.Down, self.magnitude)
] )