FinexAPI.py

# Python implementation. Written by jndok - 2014. Distributed under GNU/GPL v3 (http://opensource.org/licenses/GPL-3.0). [v. 0.0.1-4]
# Edited by Dawson Botsford
# report ANY bug @ https://github.com/dawsonbotsford/bitfinex/issues

import requests
import json
import base64
import hmac
import hashlib
import time

__all__ = ['ticker', 'today', 'orderbook', 'lendbook', 'stats', 'trades', 'lends', 'symbols', 'place_order', 'delete_order', 'delete_all_order', 'status_order', 'active_orders', 'active_positions', 'place_offer', 'cancel_offer', 'status_offer', 'active_offers', 'past_trades', 'balances', 'claim_position', 'close_position', 'withdraw']

URL = "https://api.bitfinex.com/v1"

fp = open("keys.txt")

API_KEY = fp.readline().rstrip() # put your API public key here.
API_SECRET = fp.readline().rstrip() # put your API private key here.
print ("Your pub: " + str(API_KEY))
print ("Your priv: " + str(API_SECRET))

#define currency and symbol
currency = 'btc'
symbol = 'ethusd'

# unauthenticated

def ticker(symbol=symbol): # gets the innermost bid and asks and information on the most recent trade.

	r = requests.get(URL + "/pubticker/" + symbol, verify=True) # <== UPDATED TO LATEST VERSION OF BFX!
	rep = r.json()
	try:
		rep['last_price']
	except KeyError:
		return rep['message']

	return rep

def stats(symbol=symbol): # Various statistics about the requested pairs.

	r = requests.get(URL + "/stats/" + symbol, verify=True) # <== UPDATED TO LATEST VERSION OF BFX!
	rep = r.json()
	return rep

	try:
		rep['volume']
	except KeyError:
		return rep['message']


def today(symbol=symbol): # today's low, high and volume.

	r = requests.get(URL + "/today/" + symbol, verify=True)
	rep = r.json()

	try:
		rep['volume']
	except KeyError:
		return rep['message']

	return rep

def orderbook(symbol=symbol): # get the full order book.

	r = requests.get(URL + "/book/" + symbol, verify=True)
	rep = r.json()

	return rep

def lendbook(currency=currency): # get the full lend book.

	r = requests.get(URL + "/lendbook/" + currency, verify=True)
	rep = r.json()

	return rep

def trades(symbol=symbol): # get a list of the most recent trades for the given symbol.

	r = requests.get(URL + "/trades/" + symbol, verify=True)
	rep = r.json()

	return rep

def lends(currency=currency): # get a list of the most recent lending data for the given currency: total amount lent and rate (in % by 365 days).

	r = requests.get(URL + "/lends/" + currency, verify=True)
	rep = r.json()

	return rep

def symbols(): # get a list of valid symbol IDs.

	r = requests.get(URL + "/symbols", verify=True)
	rep = r.json()

	return rep

# authenticated

def genNonce(): # generates a nonce, used for authentication.
	return str(int(time.time() * 1000000))

def payloadPacker(payload): # packs and signs the payload of the request.

	j = json.dumps(payload)
	data = base64.b64encode(j.encode())

	h = hmac.new(bytes(API_SECRET , 'latin-1'), data, hashlib.sha384)
	signature = h.hexdigest()

	return {
		"X-BFX-APIKEY": API_KEY,
		"X-BFX-SIGNATURE": signature,
		"X-BFX-PAYLOAD": data
	}

def place_order(amount, price, side, ord_type, symbol=symbol, exchange='bitfinex'): # submit a new order.

	payload = {

		"request":"/v1/order/new",
		"nonce":genNonce(),
		"symbol":symbol,
		"amount":amount,
		"price":price,
		"exchange":exchange,
		"side":side,
		"type":ord_type

	}

	signed_payload = payloadPacker(payload)
	r = requests.post(URL + "/order/new", headers=signed_payload, verify=True)
	rep = r.json()

	try:
		rep['order_id']
	except:
		return rep['message']

	return rep

def delete_order(order_id): # cancel an order.

	payload = {

		"request":"/v1/order/cancel",
		"nonce":genNonce(),
		"order_id":order_id

	}

	signed_payload = payloadPacker(payload)
	r = requests.post(URL + "/order/cancel", headers=signed_payload, verify=True)
	rep = r.json()

	try:
		rep['avg_execution_price']
	except:
		return rep['message']

	return rep

def delete_all_order(): # cancel an order.

	payload = {

		"request":"/v1/order/cancel/all",
		"nonce":genNonce(),

	}

	signed_payload = 	(payload)
	r = requests.post(URL + "/order/cancel/all", headers=signed_payload, verify=True)
	rep = r.json()
	return rep
'''
	try:
		rep['avg_execution_price']
	except:
		return rep['message']
'''

def status_order(order_id): # get the status of an order. Is it active? Was it cancelled? To what extent has it been executed? etc.

	payload = {

		"request":"/v1/order/status",
		"nonce":genNonce(),
		"order_id":order_id

	}

	signed_payload = payloadPacker(payload)
	r = requests.post(URL + "/order/status", headers=signed_payload, verify=True)
	rep = r.json()

	try:
		rep['avg_execution_price']
	except:
		return rep['message']

	return rep

def active_orders(): # view your active orders.

	payload = {

		"request":"/v1/orders",
		"nonce":genNonce()

	}

	signed_payload = payloadPacker(payload)
	r = requests.post(URL + "/orders", headers=signed_payload, verify=True)
	rep = r.json()

	return rep

def active_positions(): # view your active positions.

	payload = {

		"request":"/v1/positions",
		"nonce":genNonce()

	}

	signed_payload = payloadPacker(payload)
	r = requests.post(URL + "/positions", headers=signed_payload, verify=True)
	rep = r.json()

	return rep

def claim_position(position_id): # Claim a position.

	payload = {

		"request":"/v1/position/claim",
		"nonce":genNonce(),
		"position_id":position_id

	}

	signed_payload = payloadPacker(payload)
	r = requests.post(URL + "/position/claim", headers=signed_payload, verify=True)
	rep = r.json()

	return rep

def close_position(position_id): # Claim a position.

	payload = {

		"request":"/v1/position/close",
		"nonce":genNonce(),
		"position_id":position_id

	}

	signed_payload = payloadPacker(payload)
	r = requests.post(URL + "/position/close", headers=signed_payload, verify=True)
	rep = r.json()

	return rep

def past_trades(timestamp=0, symbol=symbol): # view your past trades

	payload = {

		"request":"/v1/mytrades",
		"nonce":genNonce(),
		"symbol":symbol,
		"timestamp":timestamp

	}

	signed_payload = payloadPacker(payload)
	r = requests.post(URL + "/mytrades", headers=signed_payload, verify=True)
	rep = r.json()

	return rep

def place_offer(currency, amount, rate, period, direction):

	payload = {

		"request":"/v1/offer/new",
		"nonce":genNonce(),
		"currency":currency,
		"amount":amount,
		"rate":rate,
		"period":period,
		"direction":direction

	}

	signed_payload = payloadPacker(payload)
	r = requests.post(URL + "/offer/new", headers=signed_payload, verify=True)
	rep = r.json()

	return rep

def cancel_offer(offer_id):

	payload = {

		"request":"/v1/offer/cancel",
		"nonce":genNonce(),
		"offer_id":offer_id

	}

	signed_payload = payloadPacker(payload)
	r = requests.post(URL + "/offer/cancel", headers=signed_payload, verify=True)
	rep = r.json()

	return rep

def status_offer(offer_id):

	payload = {

		"request":"/v1/offer/status",
		"nonce":genNonce(),
		"offer_id":offer_id

	}

	signed_payload = payloadPacker(payload)
	r = requests.post(URL + "/offer/status", headers=signed_payload, verify=True)
	rep = r.json()

	return rep

def active_offers():

	payload = {

		"request":"/v1/offers",
		"nonce":genNonce()

	}

	signed_payload = payloadPacker(payload)
	r = requests.post(URL + "/offers", headers=signed_payload, verify=True)
	rep = r.json()

	return rep

def balances(): # see your balances.

	payload = {

		"request":"/v1/balances",
		"nonce":genNonce()

	}

	signed_payload = payloadPacker(payload)
	r = requests.post(URL + "/balances", headers=signed_payload, verify=True)
	rep = r.json()

	return rep

def withdraw(withdraw_type, walletselected, amount, address):

	payload = {

		"request":"/v1/withdraw",
		"nonce":genNonce(),
		"withdraw_type":withdraw_type,
		"walletselected":walletselected,
		"amount":amount,
		"address":address

	}

	signed_payload = payloadPacker(payload)
	r = requests.post(URL + "/withdraw", headers=signed_payload, verify=True)
	rep = r.json()

	return rep