kraken-bot/kraken_bot/KrakenBot.py

105 lines
4.1 KiB
Python

import krakenex
import logging
import os
import scipy
import sys
import time
from pykrakenapi import KrakenAPI
class KrakenBot(KrakenAPI):
def __init__(self, token, secret, tier, model, trading_strategy):
self.model = model
self.trading_strategy = trading_strategy
self.log = logging.getLogger(__name__)
self.log.setLevel(
getattr(logging, os.getenv('LOG_LEVEL', 'INFO'), logging.INFO)
)
self.log.addHandler(logging.StreamHandler(sys.stdout))
super().__init__(krakenex.API(token, secret), tier=tier)
self.update(full=True)
def _delay_factor(self):
self.log.debug(f"_delay_factor")
time.sleep(self.factor)
self.log.debug(f"Delayed {self.factor} seconds")
def _update_tradable_asset_pairs(self, info=None, pair=None):
self.log.debug(f"update_tradable_asset_pairs: info={info}, pair={pair}")
self._delay_factor()
self.tradable_asset_pairs = self.get_tradable_asset_pairs(info, pair)
def _filter_tradable_asset_pairs(self):
self.log.debug(f"_filter_tradable_asset_pairs")
self.tradable_asset_pairs = self.tradable_asset_pairs[
(self.tradable_asset_pairs.quote == 'ZUSD') &
(self.tradable_asset_pairs.status == 'online')
]
def _update_account_balance(self, otp=None):
self.log.debug(f"_update_account_balance: otp={otp}")
self._delay_factor()
self.account_balance = self.get_account_balance(otp)
self.log.debug(self.account_balance)
def _filter_account_balance(self):
self.log.debug(f"_filter_account_balance")
self.account_balance = self.account_balance[
(self.account_balance.vol > 0)
]
self.log.debug(self.account_balance)
def _update_trade_balance(self, aclass='currency', asset='ZUSD', otp=None):
self.log.debug(f"update_trade_balance: aclass={aclass}, asset={asset}, otp={otp}")
self._delay_factor()
self.trade_balance = self.get_trade_balance(aclass, asset, otp)
self.log.debug(self.trade_balance)
def _get_ohlc_data(self, pair, interval=1, since=None, ascending=False):
self.log.debug(f"get_ohlc_data: pair={pair}, interval={interval}, since={since}, ascending={ascending}")
self._delay_factor()
return self.get_ohlc_data(pair, interval, since, ascending)
def _update_ohlc_data(self):
self.log.debug(f"_update_ohlc_data")
self.ohlc_data = {
asset_pair: self._get_ohlc_data(
asset_pair, self.model.interval, self.model.since(), self.model.ascending
) for asset_pair in self.tradable_asset_pairs.index
}
def _add_standard_order(self, order):
self.log.debug(f"add_standard_order: order={order}")
self._delay_factor()
order = self.add_standard_order(
order.ordertype, order.type, order.pair, order.userref, order.volume, order.price, order.price2, order.trigger,
order.leverage, order.oflags, order.timeinforce, order.starttm, order.expiretm, order.close_ordertype,
order.close_price, order.close_price2, order.deadline, order.validate, order.otp)
self.log.info(order)
self.update()
def update(self, full=False):
self.log.debug(f"update: full={full}")
self._update_tradable_asset_pairs()
self._filter_tradable_asset_pairs()
self._update_account_balance()
self._filter_account_balance()
self._update_trade_balance()
if full:
self._update_ohlc_data()
self.model.update(
self.tradable_asset_pairs,
self.ohlc_data
)
self.trading_strategy.update(
self.tradable_asset_pairs,
self.ohlc_data,
self.model.analysis,
self.account_balance
)
def execute(self):
self.log.debug(f"execute")
for order in self.trading_strategy.orders:
self._add_standard_order(order)