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BTER.py
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BTER.py
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from Exchange import Exchange
import bterapi
import os
from order import Order
class BTER(Exchange):
def __init__(self, keyfile):
keyfile = os.path.abspath(keyfile)
self.keyhandler = bterapi.KeyHandler(keyfile)
key = self.keyhandler.getKeys()[0]
self.conn = bterapi.BTERConnection()
self.api = bterapi.TradeAPI(key, self.keyhandler)
super(BTER, self).__init__()
self.name = 'BTER'
self.trading_fee = 0.002
def get_tradeable_pairs(self):
tradeable_pairs = []
for pair in bterapi.all_pairs:
a, b = pair.split("_")
tradeable_pairs.append((a.upper(), b.upper()))
return tradeable_pairs
def get_depth(self, base, alt):
book = {'bids': [], 'asks': []}
pair, swapped = self.get_validated_pair((base, alt))
if pair is None:
return
pairstr = pair[0].lower() + "_" + pair[1].lower()
asks, bids = bterapi.getDepth(pairstr)
book['bids'] = [Order(float(b[0]), float(b[1])) for b in bids]
book['asks'] = [Order(float(a[0]), float(a[1])) for a in asks]
return book
def get_balance(self, currency):
funds = self.api.getFunds(self.conn, error_handler=None)
if currency in funds:
return float(funds[currency])
else:
return 0.0
# data = self.api.getInfo(connection = self.conn)
#return getattr(data, 'balance_' + currency.lower())
def get_all_balances(self):
funds = self.api.getFunds(self.conn, error_handler=None)
return {k:float(v) for k,v in funds.items()}
def submit_order(self, gc, gv, rc, rv):
return NotImplemented
# pair, swapped = self.get_validated_pair((rc, gc))
# print swapped
# if pair is None:
# return
# pairstr = pair[0].lower() + "_" + pair[1].lower()
# if swapped:
# price = rv/gv
# self.api.trade(pairstr, 'sell', price, gv)
# else:
# price = gv/rv
# self.api.trade(pairstr, 'buy', price, rv)
def confirm_order(self, orderID):
pass
# from Exchange import Exchange
# from PairList import PairList
# import bterapi
#
# class BTER(Exchange):
# """docstring for BTER"""
# def __init__(self, mode, keyfile):
# super(BTER, self).__init__(mode)
# self.name = 'BTER'
# self.full_orderbook = False
# self.trading_fee = 0.002
# # bterapi already kindly provides us with a list of supported pairs
# for pair in bterapi.all_pairs:
# a, b = pair.split("_")
# self.supported_pairs.add_pair((a.upper(), b.upper()))
# # set up API
# self.keyhandler = bterapi.KeyHandler(keyfile)
# key = self.keyhandler.getKeys()[0]
# self.conn = bterapi.BTERConnection()
# self.api = bterapi.TradeAPI(key, self.keyhandler)
#
# def live_order(self, recv_currency, recv_volume, give_currency, give_volume):
#
# return NotImplemented
#
# def update_live_balance(self, currency=None):
# data = self.api.getFunds(self.conn, error_handler=None)
# foo = 1
# return NotImplemented
#
# def update_orders(self, pair):
# a, b = pair
# pairstr = a.lower() + "_" + b.lower()
# pairstr, flipped = self.check_swapped(pairstr)
# if flipped:
# alt, base = pair
# else:
# base, alt = pair
# # base, alt not necessarily the same as one dictated in ArbitrageBot class
# asks, bids = bterapi.getDepth(pairstr)
# for bid in bids:
# rate = float(bid[0])
# give_vol = float(bid[1])
# recv_vol = give_vol * rate
# order = {"give_currency" : base, \
# "recv_currency" : alt, \
# "give_volume" : give_vol, \
# "recv_volume" : recv_vol }
# self.orderbook.set_order(order)
# for ask in asks:
# rate = float(ask[0])
# recv_vol = float(ask[1])
# give_vol = recv_vol * rate
# order = {"give_currency" : alt, \
# "recv_currency" : base, \
# "give_volume" : give_vol, \
# "recv_volume" : recv_vol }
# self.orderbook.set_order(order)
#
#
# def check_swapped(self, pairstr):
# '''
# returns swapped_pair, True if pair has been swapped
# else returns pairstr, False
# '''
# if pairstr not in bterapi.all_pairs:
# if "_" in pairstr:
# a, b = pairstr.split("_")
# swapped_pair = "%s_%s" % (b.lower(), a.lower())
# if swapped_pair in bterapi.all_pairs:
# return swapped_pair, True
# msg = "unrecognized pair " + pairstr
# raise Exception(msg)
# return pairstr, False