def __init__(self,
address,
pairs=None,
channels=None,
config=None,
callbacks=None,
book_interval=1000):
self.config = {}
self.address = address
self.book_update_interval = book_interval
self.updates = 0
self.do_deltas = False
self.pairs = []
self.channels = []
load_exchange_pair_mapping(self.id)
if channels is not None and FUNDING in channels and self.id == BITFINEX:
if len(channels) > 1:
raise ValueError(
"Funding channel must be in a separate feedhanlder on Bitfinex or you must use config"
)
if config is not None and (pairs is not None or channels is not None):
raise ValueError("Use config, or channels and pairs, not both")
if config is not None:
for channel in config:
chan = feed_to_exchange(self.id, channel)
self.config[chan] = [
pair_std_to_exchange(pair, self.id)
for pair in config[channel]
]
if pairs:
self.pairs = [
pair_std_to_exchange(pair, self.id) for pair in pairs
]
if channels:
self.channels = [
feed_to_exchange(self.id, chan) for chan in channels
]
self.l3_book = {}
self.l2_book = {}
self.callbacks = {
TRADES: Callback(None),
TICKER: Callback(None),
L2_BOOK: Callback(None),
L3_BOOK: Callback(None),
VOLUME: Callback(None),
FUNDING: Callback(None)
}
if callbacks:
for cb_type, cb_func in callbacks.items():
self.callbacks[cb_type] = cb_func
if cb_type == BOOK_DELTA:
self.do_deltas = True
def __init__(self,
address,
pairs=None,
channels=None,
config=None,
callbacks=None,
book_interval=1000):
self.hash = str(uuid.uuid4())
self.uuid = self.id + self.hash
self.config = {}
self.address = address
self.book_update_interval = book_interval
self.updates = 0
self.do_deltas = False
self.pairs = []
self.channels = []
load_exchange_pair_mapping(self.id)
if config is not None and (pairs is not None or channels is not None):
raise ValueError("Use config, or channels and pairs, not both")
if config is not None:
for channel in config:
chan = feed_to_exchange(self.id, channel)
self.config[chan] = [
pair_std_to_exchange(pair, self.id)
for pair in config[channel]
]
if pairs:
self.pairs = [
pair_std_to_exchange(pair, self.id) for pair in pairs
]
if channels:
self.channels = [
feed_to_exchange(self.id, chan) for chan in channels
]
self.l3_book = {}
self.l2_book = {}
self.callbacks = {
TRADES: Callback(None),
TICKER: Callback(None),
L2_BOOK: Callback(None),
L3_BOOK: Callback(None),
VOLUME: Callback(None),
FUNDING: Callback(None),
INSTRUMENT: Callback(None)
}
if callbacks:
for cb_type, cb_func in callbacks.items():
self.callbacks[cb_type] = cb_func
if cb_type == BOOK_DELTA:
self.do_deltas = True
for key, callback in self.callbacks.items():
if not isinstance(callback, list):
self.callbacks[key] = [callback]
def __init__(self, address, pairs=None, channels=None, config=None, callbacks=None, max_depth=None, book_interval=1000, cross_check=False, origin=None):
self.hash = str(uuid.uuid4())
self.uuid = self.id + self.hash
self.config = defaultdict(set)
self.address = address
self.book_update_interval = book_interval
self.cross_check = cross_check
self.updates = defaultdict(int)
self.do_deltas = False
self.pairs = []
self.channels = []
self.max_depth = max_depth
self.previous_book = defaultdict(dict)
self.origin = origin
load_exchange_pair_mapping(self.id)
if config is not None and (pairs is not None or channels is not None):
raise ValueError("Use config, or channels and pairs, not both")
if config is not None:
for channel in config:
chan = feed_to_exchange(self.id, channel)
self.config[chan].update([pair_std_to_exchange(pair, self.id) for pair in config[channel]])
if pairs:
self.pairs = [pair_std_to_exchange(pair, self.id) for pair in pairs]
if channels:
self.channels = list(set([feed_to_exchange(self.id, chan) for chan in channels]))
self.l3_book = {}
self.l2_book = {}
self.callbacks = {
TICKER_OKS: Callback(None),
TICKER_FUTURES: Callback(None),TRADES: Callback(None),
TICKER: Callback(None),
L2_BOOK: Callback(None),
L3_BOOK: Callback(None),
VOLUME: Callback(None),
FUNDING: Callback(None),
OPEN_INTEREST: Callback(None),
LIQUIDATIONS: Callback(None)}
if callbacks:
for cb_type, cb_func in callbacks.items():
self.callbacks[cb_type] = cb_func
if cb_type == BOOK_DELTA:
self.do_deltas = True
for key, callback in self.callbacks.items():
if not isinstance(callback, list):
self.callbacks[key] = [callback]
def _get_orders(self, body):
"""
https://docs.gdax.com/?python#list-orders
"""
endpoint = "/orders"
if 'status' in body:
for status in body['status']:
if 'status' not in endpoint:
endpoint = '{}?status={}'.format(endpoint, status)
else:
endpoint = '{}&status{}'.format(endpoint, status)
if 'product_id' in body:
product_id = pair_std_to_exchange(body['product_id'], self.ID)
if 'status' in endpoint:
endpoint = '{}&product_id={}'.format(endpoint, product_id)
else:
endpoint = '{}?product_id={}'.format(endpoint, product_id)
endpoint = self._pagination(endpoint, body)
header = self._generate_signature(endpoint, "GET")
data = self._make_request("GET", endpoint, header)
data = list(map(self._trade_normalization, data))
return data
def trades(self, symbol: str, start=None, end=None, retry=None, retry_wait=10):
sym = pair_std_to_exchange(symbol, self.ID)
params = {'limit_trades': 500}
if start:
params['since'] = int(pd.Timestamp(start).timestamp() * 1000)
if end:
end_ts = int(pd.Timestamp(end).timestamp() * 1000)
def _trade_normalize(trade):
return {
'feed': self.ID,
'order_id': trade['tid'],
'pair': sym,
'side': trade['type'],
'amount': Decimal(trade['amount']),
'price': Decimal(trade['price']),
'timestamp': trade['timestampms'] / 1000.0
}
while True:
data = reversed(self._get(f"/v1/trades/{sym}?", retry, retry_wait, params=params))
if end:
data = [_trade_normalize(d) for d in data if d['timestampms'] <= end_ts]
else:
data = [_trade_normalize(d) for d in data]
yield data
if start:
params['since'] = int(data[-1]['timestamp'] * 1000) + 1
if len(data) < 500:
break
if not start and not end:
break
# GEMINI rate limits to 120 requests a minute
sleep(0.5)
def _book(self, symbol: str, retry=0, retry_wait=0):
ret = {}
symbol = pair_std_to_exchange(symbol, self.ID)
ret[symbol] = {BID: sd(), ASK: sd()}
@request_retry(self.ID, retry, retry_wait)
def helper():
return requests.get(
f"{self.api}get_order_book?depth=10000&instrument_name={symbol}"
)
while True:
r = helper()
if r.status_code == 429:
sleep(int(r.headers['Retry-After']))
continue
elif r.status_code == 500:
LOG.warning("%s: 500 for URL %s - %s", self.ID, r.url, r.text)
sleep(retry_wait)
if retry == 0:
break
continue
elif r.status_code != 200:
self._handle_error(r, LOG)
data = r.json()
break
for side, key in ((BID, 'bids'), (ASK, 'asks')):
for entry_bid in data["result"][key]:
price, amount = entry_bid
ret[symbol][side][price] = amount
return ret
def place_order(self,
symbol: str,
side: str,
order_type: str,
amount: Decimal,
price=None,
options=None):
ot = normalize_trading_options(self.ID, order_type)
parameters = {
'pair': pair_std_to_exchange(symbol, self.ID + 'REST'),
'type': 'buy' if side == BUY else 'sell',
'volume': str(amount),
'ordertype': ot
}
if price is not None:
parameters['price'] = str(price)
if options:
parameters['oflags'] = ','.join(
[normalize_trading_options(self.ID, o) for o in options])
data = self._post_private('/private/AddOrder', parameters)
if len(data['error']) != 0:
return data
else:
if len(data['result']['txid']) == 1:
return self.order_status(data['result']['txid'][0])
else:
return [self.order_status(tx) for tx in data['result']['txid']]
def _get_fills(self,
symbol=None,
retry=None,
retry_wait=0,
start_date=None,
end_date=None):
endpoint = '/fills'
if symbol is not None:
symbol = pair_std_to_exchange(symbol, self.ID)
endpoint = '{}?product_id={}'.format(endpoint, symbol)
header = self._generate_signature(endpoint, "GET")
data = self._make_request("GET", endpoint, header, retry=retry)
if data == []:
LOG.warning("%s: No data", self.ID)
elif start_date is not None and end_date is not None:
# filter out data not in specified range
data_in_range = []
start_time = pd.Timestamp(start_date).to_pydatetime()
end_time = pd.Timestamp(end_date).to_pydatetime()
for entry in data:
entry_time = dt.strptime(entry['created_at'],
"%Y-%m-%dT%H:%M:%S.%fZ")
if entry_time >= start_time and entry_time <= end_time:
data_in_range.append(entry)
data = data_in_range
data = list(map(self._trade_normalization, data))
return data
def place_order(self, symbol: str, side: str, order_type: str, amount: Decimal, price=None, options=None):
if not price:
raise ValueError('Poloniex only supports limit orders, must specify price')
# Poloniex only supports limit orders, so check the order type
_ = normalize_trading_options(self.ID, order_type)
parameters = {}
if options:
parameters = {
normalize_trading_options(self.ID, o): 1 for o in options
}
parameters['currencyPair'] = pair_std_to_exchange(symbol, self.ID)
parameters['amount'] = str(amount)
parameters['rate'] = str(price)
endpoint = None
if side == BUY:
endpoint = 'buy'
elif side == SELL:
endpoint = 'sell'
data = self._post(endpoint, parameters)
order = self.order_status(data['orderNumber'])
if 'error' not in order:
if len(data['resultingTrades']) == 0:
return order
else:
return Poloniex._trade_status(data['resultingTrades'], symbol, data['orderNumber'], amount)
return data
def __init__(self, address, pairs=None, channels=None, callbacks=None, book_interval=1000):
self.address = address
self.standardized_pairs = pairs
self.standardized_channels = channels
self.book_update_interval = book_interval
self.updates = 0
self.do_deltas = False
if channels is not None and FUNDING in channels and self.id == BITFINEX:
if len(channels) > 1:
raise ValueError("Funding channel must be in a separate feedhanlder on Bitfinex")
if pairs:
self.pairs = [pair_std_to_exchange(pair, self.id) for pair in pairs]
if channels:
self.channels = [feed_to_exchange(self.id, chan) for chan in channels]
self.l3_book = {}
self.l2_book = {}
self.callbacks = {TRADES: Callback(None),
TICKER: Callback(None),
L2_BOOK: Callback(None),
L3_BOOK: Callback(None),
VOLUME: Callback(None),
FUNDING: Callback(None)}
if callbacks:
for cb in callbacks:
self.callbacks[cb] = callbacks[cb]
if isinstance(callbacks[cb], BookUpdateCallback):
self.do_deltas = True
def place_order(self,
symbol: str,
side: str,
order_type: str,
amount: Decimal,
price=None,
options=None):
if not price:
raise ValueError(
'Poloniex only supports limit orders, must specify price')
# Poloniex only supports limit orders, so check the order type
_ = normalize_trading_options(self.ID, order_type)
parameters = {
normalize_trading_options(self.ID, o): 1
for o in options
}
parameters['currencyPair'] = pair_std_to_exchange(symbol, self.ID)
parameters['amount'] = str(amount)
parameters['rate'] = str(price)
endpoint = None
if side == BUY:
endpoint = 'buy'
elif side == SELL:
endpoint = 'sell'
return self._post(endpoint, parameters)
def place_order(self,
symbol: str,
side: str,
order_type: str,
amount: Decimal,
price=None,
client_order_id=None,
options=None):
if not price:
raise ValueError(
'Gemini only supports limit orders, must specify price')
ot = normalize_trading_options(self.ID, order_type)
sym = pair_std_to_exchange(symbol, self.ID)
parameters = {
'type':
ot,
'symbol':
sym,
'side':
side,
'amount':
str(amount),
'price':
str(price),
'options':
[normalize_trading_options(self.ID, o)
for o in options] if options else []
}
if client_order_id:
parameters['client_order_id'] = client_order_id
data = self._post("/v1/order/new", parameters)
return Gemini._order_status(data)
def __init__(self, address, pairs=None, channels=None, callbacks=None):
self.address = address
self.standardized_pairs = pairs
self.standardized_channels = channels
if pairs:
self.pairs = [
pair_std_to_exchange(pair, self.id) for pair in pairs
]
if channels:
self.channels = [
feed_to_exchange(self.id, chan) for chan in channels
]
self.l3_book = {}
self.l2_book = {}
self.callbacks = {
TRADES: Callback(None),
TICKER: Callback(None),
L2_BOOK: Callback(None),
L3_BOOK: Callback(None),
VOLUME: Callback(None)
}
if callbacks:
for cb in callbacks:
self.callbacks[cb] = callbacks[cb]
def _historical_trades(self, symbol, start_date, end_date, retry, retry_wait, freq='6H'):
symbol = pair_std_to_exchange(symbol, self.ID + 'REST')
@request_retry(self.ID, retry, retry_wait)
def helper(start_date):
endpoint = f"{self.api}/public/Trades?pair={symbol}&since={start_date}"
return requests.get(endpoint)
start_date = API._timestamp(start_date).timestamp() * 1000000000
end_date = API._timestamp(end_date).timestamp() * 1000000000
while start_date < end_date:
r = helper(start_date)
if r.status_code == 504 or r.status_code == 520:
# cloudflare gateway timeout or other error
time.sleep(60)
continue
elif r.status_code != 200:
self._handle_error(r, LOG)
else:
time.sleep(RATE_LIMIT_SLEEP)
data = r.json()
if 'error' in data and data['error']:
if data['error'] == ['EAPI:Rate limit exceeded']:
time.sleep(5)
continue
else:
raise Exception(f"Error processing URL {r.url}: {data['error']}")
yield data
start_date = int(data['result']['last'])
def trades(self, symbol, start=None, end=None, retry=None, retry_wait=10):
symbol = pair_std_to_exchange(symbol, self.ID)
@request_retry(self.ID, retry, retry_wait)
def helper(s=None, e=None):
data = self._get("returnTradeHistory", {'currencyPair': symbol, 'start': s, 'end': e})
data.reverse()
return data
if not start:
yield map(lambda x: self._trade_normalize(x, symbol), helper())
else:
if not end:
end = pd.Timestamp.utcnow()
start = API._timestamp(start)
end = API._timestamp(end) - pd.Timedelta(nanoseconds=1)
start = int(start.timestamp())
end = int(end.timestamp())
s = start
e = start + 21600
while True:
if e > end:
e = end
yield map(lambda x: self._trade_normalize(x, symbol), helper(s=s, e=e))
s = e
e += 21600
if s >= end:
break
def trades(self, symbol):
symbol = pair_std_to_exchange(symbol, self.ID)
"""
Parameters:
pair = asset pair to get trade data for
since = return trade data since given id (optional. exclusive)
"""
return self._post_public("/public/Trades", {'pair': symbol})
def ticker(self, symbol: str, retry=None, retry_wait=0):
sym = pair_std_to_exchange(symbol, self.ID)
data = self._get(f"ticker/{sym}", retry, retry_wait)
return {'pair': symbol,
'feed': self.ID,
'bid': Decimal(data[0]),
'ask': Decimal(data[2])
}
def trades(self, symbol, start=None, end=None, retry=None, retry_wait=10):
symbol = pair_std_to_exchange(symbol, self.ID).replace("/", "")
if start and end:
for data in self._historical_trades(symbol, start, end, retry, retry_wait):
yield list(map(lambda x: self._trade_normalization(x, symbol), data['result'][next(iter(data['result']))]))
else:
yield self._post_public("/public/Trades", {'pair': symbol})
def ticker(self, symbol: str, retry=None, retry_wait=10):
sym = pair_std_to_exchange(symbol, self.ID)
data = self._get("returnTicker", retry=retry, retry_wait=retry_wait)
return {'pair': symbol,
'feed': self.ID,
'bid': Decimal(data[sym]['lowestAsk']),
'ask': Decimal(data[sym]['highestBid'])
}
def trades(self,
symbol: str,
start=None,
end=None,
retry=None,
retry_wait=10):
symbol = pair_std_to_exchange(symbol, self.ID)
for data in self._get_trades(symbol, start, end, retry, retry_wait):
yield data
def ticker(self, symbol: str, retry=None, retry_wait=0):
sym = pair_std_to_exchange(symbol, self.ID)
data = self._get(f"/markets/{sym}", retry=retry, retry_wait=retry_wait)
return {'pair': symbol,
'feed': self.ID,
'bid': data['result']['bid'],
'ask': data['result']['ask']
}
def trade_history(self, symbol: str, start=None, end=None):
payload = {'currencyPair': pair_std_to_exchange(symbol, self.ID)}
if start:
payload['start'] = API._timestamp(start).timestamp()
if end:
payload['end'] = API._timestamp(end).timestamp()
payload['limit'] = 10000
return self._post("returnTradeHistory", payload)
def feed_to_exchange(exchange, feed):
if exchange == POLONIEX:
if feed not in _feed_to_exchange_map:
return pair_std_to_exchange(feed, POLONIEX)
ret = _feed_to_exchange_map[feed][exchange]
if ret == UNSUPPORTED:
LOG.error("{} is not supported on {}".format(feed, exchange))
raise ValueError("{} is not supported on {}".format(feed, exchange))
return ret
def __init__(self, pairs=None, channels=None, callbacks=None, **kwargs):
self.channels = None
if pairs and len(pairs) == 1:
self.pair = pairs[0]
super().__init__('wss://bitmax.io/api/public/', pairs=None, channels=None, callbacks=callbacks, **kwargs)
self.address += pair_std_to_exchange(self.pair, self.id).replace('/', '-')
self.pairs = pairs
else:
self.pairs = pairs
self.config = kwargs.get('config', None)
self.callbacks = callbacks
def l2_book(self, symbol: str, retry=None, retry_wait=0):
sym = pair_std_to_exchange(symbol, self.ID)
data = self._get("returnOrderBook", {'currencyPair': sym},
retry=retry,
retry_wait=retry_wait)
return {
BID: sd({Decimal(u[0]): Decimal(u[1])
for u in data['bids']}),
ASK: sd({Decimal(u[0]): Decimal(u[1])
for u in data['asks']})
}
def ticker(self, symbol: str, retry=None, retry_wait=0):
sym = pair_std_to_exchange(symbol, self.ID + 'REST')
data = self._post_public(f"/public/Ticker", payload={'pair': sym}, retry=retry, retry_wait=retry_wait)
data = data['result']
for _, val in data.items():
return {'pair': symbol,
'feed': self.ID,
'bid': Decimal(val['b'][0]),
'ask': Decimal(val['a'][0])
}
def l2_book(self, symbol: str, retry=None, retry_wait=0):
sym = pair_std_to_exchange(symbol, self.ID)
data = self._get(f"/markets/{sym}/orderbook", {'depth': 100},
retry=retry,
retry_wait=retry_wait)
return {
BID: sd({u[0]: u[1]
for u in data['result']['bids']}),
ASK: sd({u[0]: u[1]
for u in data['result']['asks']})
}
def trades(self, symbol: str, start=None, end=None, retry=None, retry_wait=10):
if start:
if not end:
end = pd.Timestamp.utcnow()
for data in self._historical_trades(symbol, start, end, retry, retry_wait):
yield list(map(lambda x: self._trade_normalization(x, symbol), data['result'][next(iter(data['result']))]))
else:
sym = pair_std_to_exchange(symbol, self.ID + 'REST')
data = self._post_public("/public/Trades", {'pair': sym}, retry=retry, retry_wait=retry_wait)
data = data['result']
data = data[list(data.keys())[0]]
yield [self._trade_normalization(d, symbol) for d in data]
def l2_book(self, symbol: str, retry=None, retry_wait=0):
sym = pair_std_to_exchange(symbol, self.ID)
data = self._get(f"/v1/book/{sym}", retry, retry_wait)
return {
BID: sd({
Decimal(u['price']): Decimal(u['amount'])
for u in data['bids']
}),
ASK: sd({
Decimal(u['price']): Decimal(u['amount'])
for u in data['asks']
})
}
def trades(self,
symbol: str,
start=None,
end=None,
retry=None,
retry_wait=10):
# funding symbols start with f, eg: fUSD, fBTC, etc
if symbol[0] != 'f':
symbol = pair_std_to_exchange(symbol, self.ID)
if start and end:
for data in self._get_trades_hist(symbol, start, end, retry,
retry_wait):
yield data
