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poloniex.py
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poloniex.py
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#!/usr/bin/env python
# coding=iso-8859-1
# poloniex.py: Poloniex API implementation
#
# Copyright © 2015 Scott Alfter
#
# Permission is hereby granted, free of charge, to any person obtaining a
# copy of this software and associated documentation files (the "Software"),
# to deal in the Software without restriction, including without limitation
# the rights to use, copy, modify, merge, publish, distribute, sublicense,
# and/or sell copies of the Software, and to permit persons to whom the
# Software is furnished to do so, subject to the following conditions:
#
# The above copyright notice and this permission notice shall be included in
# all copies or substantial portions of the Software.
#
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
# THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
# FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
# DEALINGS IN THE SOFTWARE.
# code based on http://pastebin.com/8fBVpjaj
import urllib
import urllib2
import json
import time
import hmac,hashlib
class poloniex:
def __init__(self, APIKey, Secret):
self.APIKey = APIKey
self.Secret = Secret
def createTimeStamp(self, datestr, format="%Y-%m-%d %H:%M:%S"):
return time.mktime(time.strptime(datestr, format))
def post_process(self, before):
after = before
# Add timestamps if there isnt one but is a datetime
if('return' in after):
if(isinstance(after['return'], list)):
for x in xrange(0, len(after['return'])):
if(isinstance(after['return'][x], dict)):
if('datetime' in after['return'][x] and 'timestamp' not in after['return'][x]):
after['return'][x]['timestamp'] = float(self.createTimeStamp(after['return'][x]['datetime']))
return after
def api_query(self, command, req={}):
if(command == "returnTicker" or command == "return24Volume" or command == "returnCurrencies"):
ret = urllib2.urlopen(urllib2.Request('https://poloniex.com/public?command=' + command))
return json.loads(ret.read())
elif(command == "returnOrderBook"):
url='http://poloniex.com/public?command=returnOrderBook¤cyPair=' + str(req['currencyPair'])
if "depth" in req:
url += '&depth=' + str(req['depth'])
ret = urllib2.urlopen(urllib2.Request(url))
return json.loads(ret.read())
elif (command=="returnLoanOrders"):
ret = urllib2.urlopen(urllib2.Request('http://poloniex.com/public?command=returnLoanOrders¤cy=' + str(req['currency'])))
return json.loads(ret.read())
elif(command == "returnTradeHistory"):
url='http://poloniex.com/public?command=returnTradeHistory¤cyPair=' + str(req['currencyPair'])
if "start" in req:
url+='&start=' + str(req['start'])
if "end" in req:
url+='&end=' + str(req['end'])
ret = urllib2.urlopen(urllib2.Request(url))
return json.loads(ret.read())
elif (command=="returnChartData"):
ret = urllib2.urlopen(urllib2.Request('http://poloniex.com/public?command=returnChartData¤cyPair=' + str(req['currencyPair']) + '&start=' + str(req['start']) + '&end=' + str(req['end']) + '&period=' + str(req['period'])))
return json.loads(ret.read())
else:
req['command'] = command
req['nonce'] = int(time.time()*1000)
post_data = urllib.urlencode(req)
sign = hmac.new(self.Secret, post_data, hashlib.sha512).hexdigest()
headers = {
'Sign': sign,
'Key': self.APIKey
}
ret = urllib2.urlopen(urllib2.Request('https://poloniex.com/tradingApi', post_data, headers))
jsonRet = json.loads(ret.read())
return self.post_process(jsonRet)
def returnTicker(self):
return self.api_query("returnTicker")
def returnCurrencies(self):
return self.api_query("returnCurrencies")
def return24Volume(self):
return self.api_query("return24Volume")
def returnOrderBook (self, currencyPair, depth=200):
return self.api_query("returnOrderBook", {'currencyPair': currencyPair, "depth": depth})
def returnLoanOrders (self, currency):
return self.api_query("returnLoanOrders", {'currency': currency})
def returnTradeHistory (self, currencyPair):
return self.api_query("returnTradeHistory", {'currencyPair': currencyPair})
def returnChartData (self, currencyPair, start, end, period):
return self.api_query("returnChartData", {"currencyPair":currencyPair, "start":start, "end":end, "period":period})
# Returns all of your balances.
# Outputs:
# {"BTC":"0.59098578","LTC":"3.31117268", ... }
def returnBalances(self):
return self.api_query('returnBalances')
# Returns your open orders for a given market, specified by the "currencyPair" POST parameter, e.g. "BTC_XCP"
# Inputs:
# currencyPair The currency pair e.g. "BTC_XCP"
# Outputs:
# orderNumber The order number
# type sell or buy
# rate Price the order is selling or buying at
# Amount Quantity of order
# total Total value of order (price * quantity)
def returnOpenOrders(self,currencyPair):
return self.api_query('returnOpenOrders',{"currencyPair":currencyPair})
# Returns your trade history for a given market, specified by the "currencyPair" POST parameter
# Inputs:
# currencyPair The currency pair e.g. "BTC_XCP"
# Outputs:
# date Date in the form: "2014-02-19 03:44:59"
# rate Price the order is selling or buying at
# amount Quantity of order
# total Total value of order (price * quantity)
# type sell or buy
def returnTradeHistory(self,currencyPair):
return self.api_query('returnTradeHistory',{"currencyPair":currencyPair})
# Places a buy order in a given market. Required POST parameters are "currencyPair", "rate", and "amount". If successful, the method will return the order number.
# Inputs:
# currencyPair The curreny pair
# rate price the order is buying at
# amount Amount of coins to buy
# Outputs:
# orderNumber The order number
def buy(self,currencyPair,rate,amount):
return self.api_query('buy',{"currencyPair":currencyPair,"rate":rate,"amount":amount})
# Places a sell order in a given market. Required POST parameters are "currencyPair", "rate", and "amount". If successful, the method will return the order number.
# Inputs:
# currencyPair The curreny pair
# rate price the order is selling at
# amount Amount of coins to sell
# Outputs:
# orderNumber The order number
def sell(self,currencyPair,rate,amount):
return self.api_query('sell',{"currencyPair":currencyPair,"rate":rate,"amount":amount})
# Cancels an order you have placed in a given market. Required POST parameters are "currencyPair" and "orderNumber".
# Inputs:
# currencyPair The curreny pair
# orderNumber The order number to cancel
# Outputs:
# succes 1 or 0
def cancel(self,currencyPair,orderNumber):
return self.api_query('cancelOrder',{"currencyPair":currencyPair,"orderNumber":orderNumber})
# Immediately places a withdrawal for a given currency, with no email confirmation. In order to use this method, the withdrawal privilege must be enabled for your API key. Required POST parameters are "currency", "amount", and "address". Sample output: {"response":"Withdrew 2398 NXT."}
# Inputs:
# currency The currency to withdraw
# amount The amount of this coin to withdraw
# address The withdrawal address
# Outputs:
# response Text containing message about the withdrawal
def withdraw(self, currency, amount, address):
return self.api_query('withdraw',{"currency":currency, "amount":amount, "address":address})