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ComboOrdersFillModelAlgorithm.py
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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 AlgorithmImports import *
### <summary>
### Basic template algorithm that implements a fill model with combo orders
### <meta name="tag" content="trading and orders" />
### </summary>
class ComboOrdersFillModelAlgorithm(QCAlgorithm):
'''Basic template algorithm that implements a fill model with combo orders'''
def initialize(self):
self.set_start_date(2019, 1, 1)
self.set_end_date(2019, 1, 20)
self.spy = self.add_equity("SPY", Resolution.HOUR)
self.ibm = self.add_equity("IBM", Resolution.HOUR)
# Set the fill model
self.spy.set_fill_model(CustomPartialFillModel())
self.ibm.set_fill_model(CustomPartialFillModel())
self.order_types = {}
def on_data(self, data):
if not self.portfolio.invested:
legs = [Leg.create(self.spy.symbol, 1), Leg.create(self.ibm.symbol, -1)]
self.combo_market_order(legs, 100)
self.combo_limit_order(legs, 100, round(self.spy.bid_price))
legs = [Leg.create(self.spy.symbol, 1, round(self.spy.bid_price) + 1), Leg.create(self.ibm.symbol, -1, round(self.ibm.bid_price) + 1)]
self.combo_leg_limit_order(legs, 100)
def on_order_event(self, order_event):
if order_event.status == OrderStatus.FILLED:
order_type = self.transactions.get_order_by_id(order_event.order_id).type
if order_type == OrderType.COMBO_MARKET and order_event.absolute_fill_quantity != 50:
raise Exception(f"The absolute quantity filled for all combo market orders should be 50, but for order {order_event.order_id} was {order_event.absolute_fill_quantity}")
elif order_type == OrderType.COMBO_LIMIT and order_event.absolute_fill_quantity != 20:
raise Exception(f"The absolute quantity filled for all combo limit orders should be 20, but for order {order_event.order_id} was {order_event.absolute_fill_quantity}")
elif order_type == OrderType.COMBO_LEG_LIMIT and order_event.absolute_fill_quantity != 10:
raise Exception(f"The absolute quantity filled for all combo leg limit orders should be 10, but for order {order_event.order_id} was {order_event.absolute_fill_quantity}")
self.order_types[order_type] = 1
def on_end_of_algorithm(self):
if len(self.order_types) != 3:
raise Exception(f"Just 3 different types of order were submitted in this algorithm, but the amount of order types was {len(self.order_types)}")
if OrderType.COMBO_MARKET not in self.order_types.keys():
raise Exception(f"One Combo Market Order should have been submitted but it was not")
if OrderType.COMBO_LIMIT not in self.order_types.keys():
raise Exception(f"One Combo Limit Order should have been submitted but it was not")
if OrderType.COMBO_LEG_LIMIT not in self.order_types.keys():
raise Exception(f"One Combo Leg Limit Order should have been submitted but it was not")
class CustomPartialFillModel(FillModel):
'''Implements a custom fill model that inherit from FillModel. Overrides combo_market_fill, combo_limit_fill and combo_leg_limit_fill
methods to test FillModelPythonWrapper works as expected'''
def __init__(self):
self.absolute_remaining_by_order_id = {}
def fill_orders_partially(self, parameters, fills, quantity):
partial_fills = []
if len(fills) == 0:
return partial_fills
for kvp, fill in zip(sorted(parameters.securities_for_orders, key=lambda x: x.key.id), fills):
order = kvp.key
absolute_remaining = self.absolute_remaining_by_order_id.get(order.id, order.absolute_quantity)
# Set the fill amount
fill.fill_quantity = np.sign(order.quantity) * quantity
if (min(abs(fill.fill_quantity), absolute_remaining) == absolute_remaining):
fill.fill_quantity = np.sign(order.quantity) * absolute_remaining
fill.status = OrderStatus.FILLED
self.absolute_remaining_by_order_id.pop(order.id, None)
else:
fill.status = OrderStatus.PARTIALLY_FILLED
self.absolute_remaining_by_order_id[order.id] = absolute_remaining - abs(fill.fill_quantity)
price = fill.fill_price
# self.algorithm.debug(f"{self.algorithm.time} - Partial Fill - Remaining {self.absolute_remaining_by_order_id[order.id]} Price - {price}")
partial_fills.append(fill)
return partial_fills
def combo_market_fill(self, order, parameters):
fills = super().combo_market_fill(order, parameters)
partial_fills = self.fill_orders_partially(parameters, fills, 50)
return partial_fills
def combo_limit_fill(self, order, parameters):
fills = super().combo_limit_fill(order, parameters)
partial_fills = self.fill_orders_partially(parameters, fills, 20)
return partial_fills
def combo_leg_limit_fill(self, order, parameters):
fills = super().combo_leg_limit_fill(order, parameters)
partial_fills = self.fill_orders_partially(parameters, fills, 10)
return partial_fills