market.py

   1 import ccxt
   2 import decimal
   3
   4 def exchange_sum(self, *args):
   5     return sum([arg for arg in args if isinstance(arg, (float, int, decimal.Decimal))])
   6 ccxt.Exchange.sum = exchange_sum
   7 def poloniex_fetch_balance(self, params={}):
   8     self.load_markets()
   9     balances = self.privatePostReturnCompleteBalances(self.extend({
  10         'account': 'all',
  11         }, params))
  12     result = {'info': balances}
  13     currencies = list(balances.keys())
  14     for c in range(0, len(currencies)):
  15         id = currencies[c]
  16         balance = balances[id]
  17         currency = self.common_currency_code(id)
  18         account = {
  19                 'free': decimal.Decimal(balance['available']),
  20                 'used': decimal.Decimal(balance['onOrders']),
  21                 'total': decimal.Decimal(0.0),
  22                 }
  23         account['total'] = self.sum(account['free'], account['used'])
  24         result[currency] = account
  25     return self.parse_balance(result)
  26 ccxt.poloniex.fetch_balance = poloniex_fetch_balance
  27
  28 def poloniex_parse_ticker(self, ticker, market=None):
  29     timestamp = self.milliseconds()
  30     symbol = None
  31     if market:
  32         symbol = market['symbol']
  33     return {
  34         'symbol': symbol,
  35         'timestamp': timestamp,
  36         'datetime': self.iso8601(timestamp),
  37         'high': decimal.Decimal(ticker['high24hr']),
  38         'low': decimal.Decimal(ticker['low24hr']),
  39         'bid': decimal.Decimal(ticker['highestBid']),
  40         'ask': decimal.Decimal(ticker['lowestAsk']),
  41         'vwap': None,
  42         'open': None,
  43         'close': None,
  44         'first': None,
  45         'last': decimal.Decimal(ticker['last']),
  46         'change': decimal.Decimal(ticker['percentChange']),
  47         'percentage': None,
  48         'average': None,
  49         'baseVolume': decimal.Decimal(ticker['quoteVolume']),
  50         'quoteVolume': decimal.Decimal(ticker['baseVolume']),
  51         'info': ticker,
  52     }
  53 ccxt.poloniex.parse_ticker = poloniex_parse_ticker
  54 market = ccxt.poloniex({
  55     "apiKey": "XXXXXXXX-XXXXXXXX-XXXXXXXX-XXXXXXXX",
  56     "secret": "1234567890abcdef1234567890abcdef1234567890abcdef1234567890abcdef1234567890abcdef1234567890abcdef1234567890abcdef1234567890abcdef",
  57     })