def __init__(self):
event.subscribe(self.inner.on_order_created, _(self).onOrderCreated, self)
event.subscribe(OnOrderMatched(), _(self)._onOrderMatched, self)
self.on_traded = event.Event()
self.orderBook = OfTrader()
self._balance = 0
self._position = 0
def Peg(order):
""" Peg is a virtual order that ensures that it has the best price in the order book.
It is implemented as a limit order which is cancelled
once the best price in the order queue has changed
and is sent again to the order book
with a price one tick better than the best price in the book.
"""
from marketsim.gen._out.orderbook._oftrader import OfTrader
from marketsim.gen._out.orderbook._ticksize import TickSize
from marketsim.gen._out.orderbook.ask._price import Price as AskPrice
from marketsim.gen._out.orderbook.bid._price import Price as BidPrice
from marketsim.gen._out.math.Cumulative._maxepsilon import MaxEpsilon
from marketsim.gen._out.math.Cumulative._minepsilon import MinEpsilon
side = order.side
book = OfTrader()
tickSize = TickSize(book)
askPrice = AskPrice(book)
bidPrice = BidPrice(book)
price = MinEpsilon(askPrice, tickSize)\
if side == Side.Sell else\
MaxEpsilon(bidPrice, tickSize)
return FloatingPrice(order, price)
def __init__(self):
self._balance = 0
self._position = 0
from marketsim.gen._out.event._event import Event
self.on_traded = Event()
self.orderBook = OfTrader()
event.subscribe(self.inner.on_order_created,
_(self).onOrderCreated, self)
def __init__(self):
# orders created by trader
from marketsim.gen._out.trader._singleproxy import SingleProxy
from marketsim.gen._out.orderbook._oftrader import OfTrader
self._elements = []
self._eventGen = event.Every(self.cancellationIntervalDistr)
self._myTrader = SingleProxy()
self._book = OfTrader(self._myTrader)
self.on_order_created = event.Event()
def __init__(self):
Strategy.__init__(self)
# our order book
self._book = OfTrader()
# our order queue
self._orderQueue = Queue(self._book, side = self.side)
# we are going to track best price changes
self._source = self._orderQueue.BestPrice
event.subscribe(self._source, _(self)._wakeUp, self)
# deque containing issued orders
self._orders = None
# how many orders can be issued
self._size = self.initialSize
self._suspended = False
def Peg(order):
""" Peg is a virtual order that ensures that it has the best price in the order book.
It is implemented as a limit order which is cancelled
once the best price in the order queue has changed
and is sent again to the order book
with a price one tick better than the best price in the book.
"""
from marketsim.gen._out.orderbook._oftrader import OfTrader
side = order.side
book = OfTrader()
tickSize = book.TickSize
askPrice = book.Asks.BestPrice
bidPrice = book.Bids.BestPrice
price = askPrice.Cumulative.MinEpsilon(tickSize)\
if side == Side.Sell else\
bidPrice.Cumulative.MaxEpsilon(tickSize)
return FloatingPrice(order, price)
def Orderbook(self):
from marketsim.gen._out.orderbook._oftrader import OfTrader
return OfTrader(self)
