Files
quantconnect--lean/Algorithm/Execution/ImmediateExecutionModel.py
T
Martin-Molinero aaba566954
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Alpha Streams Improvements. Python Imports (#5874)
* Order handling improvements

- Execution model will only trigger market order if they are above the
  minimum order margin portfolio percetage value
- SecurityCache.Reset is complete

* Python Import fixes

- Add regression test for ImmediateExecutionModel minimum order margin
  check
2021-08-24 11:15:48 -03:00

42 lines
2.2 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 *
class ImmediateExecutionModel(ExecutionModel):
'''Provides an implementation of IExecutionModel that immediately submits market orders to achieve the desired portfolio targets'''
def __init__(self):
'''Initializes a new instance of the ImmediateExecutionModel class'''
self.targetsCollection = PortfolioTargetCollection()
def Execute(self, algorithm, targets):
'''Immediately submits orders for the specified portfolio targets.
Args:
algorithm: The algorithm instance
targets: The portfolio targets to be ordered'''
# for performance we check count value, OrderByMarginImpact and ClearFulfilled are expensive to call
self.targetsCollection.AddRange(targets)
if self.targetsCollection.Count > 0:
for target in self.targetsCollection.OrderByMarginImpact(algorithm):
security = algorithm.Securities[target.Symbol]
# calculate remaining quantity to be ordered
quantity = OrderSizing.GetUnorderedQuantity(algorithm, target, security)
if quantity != 0:
aboveMinimumPortfolio = BuyingPowerModelExtensions.AboveMinimumOrderMarginPortfolioPercentage(security.BuyingPowerModel, security, quantity, algorithm.Portfolio, algorithm.Settings.MinimumOrderMarginPortfolioPercentage)
if aboveMinimumPortfolio:
algorithm.MarketOrder(security, quantity)
self.targetsCollection.ClearFulfilled(algorithm)