mirror of
https://github.com/freqtrade/freqtrade.git
synced 2024-11-14 04:03:55 +00:00
318 lines
10 KiB
Python
318 lines
10 KiB
Python
# pragma pylint: disable=missing-docstring,W0212,W0603
|
|
|
|
|
|
import json
|
|
import logging
|
|
import sys
|
|
import pickle
|
|
import signal
|
|
import os
|
|
from functools import reduce
|
|
from math import exp
|
|
from operator import itemgetter
|
|
|
|
from hyperopt import fmin, tpe, hp, Trials, STATUS_OK, STATUS_FAIL, space_eval
|
|
from hyperopt.mongoexp import MongoTrials
|
|
from pandas import DataFrame
|
|
|
|
from freqtrade import exchange, optimize
|
|
from freqtrade.exchange import Bittrex
|
|
from freqtrade.misc import load_config
|
|
from freqtrade.optimize.backtesting import backtest
|
|
from freqtrade.optimize.hyperopt_conf import hyperopt_optimize_conf
|
|
from freqtrade.vendor.qtpylib.indicators import crossed_above
|
|
|
|
# Remove noisy log messages
|
|
logging.getLogger('hyperopt.mongoexp').setLevel(logging.WARNING)
|
|
logging.getLogger('hyperopt.tpe').setLevel(logging.WARNING)
|
|
|
|
logger = logging.getLogger(__name__)
|
|
|
|
# set TARGET_TRADES to suit your number concurrent trades so its realistic to 20days of data
|
|
TARGET_TRADES = 1100
|
|
TOTAL_TRIES = 0
|
|
_CURRENT_TRIES = 0
|
|
CURRENT_BEST_LOSS = 100
|
|
|
|
# max average trade duration in minutes
|
|
# if eval ends with higher value, we consider it a failed eval
|
|
MAX_ACCEPTED_TRADE_DURATION = 240
|
|
|
|
# this is expexted avg profit * expected trade count
|
|
# for example 3.5%, 1100 trades, EXPECTED_MAX_PROFIT = 3.85
|
|
EXPECTED_MAX_PROFIT = 3.85
|
|
|
|
# Configuration and data used by hyperopt
|
|
PROCESSED = None # optimize.preprocess(optimize.load_data())
|
|
OPTIMIZE_CONFIG = hyperopt_optimize_conf()
|
|
|
|
# Hyperopt Trials
|
|
TRIALS_FILE = os.path.join('freqtrade', 'optimize', 'hyperopt_trials.pickle')
|
|
TRIALS = Trials()
|
|
|
|
# Monkey patch config
|
|
from freqtrade import main # noqa
|
|
main._CONF = OPTIMIZE_CONFIG
|
|
|
|
|
|
SPACE = {
|
|
'mfi': hp.choice('mfi', [
|
|
{'enabled': False},
|
|
{'enabled': True, 'value': hp.quniform('mfi-value', 5, 25, 1)}
|
|
]),
|
|
'fastd': hp.choice('fastd', [
|
|
{'enabled': False},
|
|
{'enabled': True, 'value': hp.quniform('fastd-value', 10, 50, 1)}
|
|
]),
|
|
'adx': hp.choice('adx', [
|
|
{'enabled': False},
|
|
{'enabled': True, 'value': hp.quniform('adx-value', 15, 50, 1)}
|
|
]),
|
|
'rsi': hp.choice('rsi', [
|
|
{'enabled': False},
|
|
{'enabled': True, 'value': hp.quniform('rsi-value', 20, 40, 1)}
|
|
]),
|
|
'uptrend_long_ema': hp.choice('uptrend_long_ema', [
|
|
{'enabled': False},
|
|
{'enabled': True}
|
|
]),
|
|
'uptrend_short_ema': hp.choice('uptrend_short_ema', [
|
|
{'enabled': False},
|
|
{'enabled': True}
|
|
]),
|
|
'over_sar': hp.choice('over_sar', [
|
|
{'enabled': False},
|
|
{'enabled': True}
|
|
]),
|
|
'green_candle': hp.choice('green_candle', [
|
|
{'enabled': False},
|
|
{'enabled': True}
|
|
]),
|
|
'uptrend_sma': hp.choice('uptrend_sma', [
|
|
{'enabled': False},
|
|
{'enabled': True}
|
|
]),
|
|
'trigger': hp.choice('trigger', [
|
|
{'type': 'lower_bb'},
|
|
{'type': 'faststoch10'},
|
|
{'type': 'ao_cross_zero'},
|
|
{'type': 'ema5_cross_ema10'},
|
|
{'type': 'macd_cross_signal'},
|
|
{'type': 'sar_reversal'},
|
|
{'type': 'stochf_cross'},
|
|
{'type': 'ht_sine'},
|
|
]),
|
|
'stoploss': hp.uniform('stoploss', -0.5, -0.02),
|
|
}
|
|
|
|
|
|
def save_trials(trials, trials_path=TRIALS_FILE):
|
|
"""Save hyperopt trials to file"""
|
|
logger.info('Saving Trials to \'{}\''.format(trials_path))
|
|
pickle.dump(trials, open(trials_path, 'wb'))
|
|
|
|
|
|
def read_trials(trials_path=TRIALS_FILE):
|
|
"""Read hyperopt trials file"""
|
|
logger.info('Reading Trials from \'{}\''.format(trials_path))
|
|
trials = pickle.load(open(trials_path, 'rb'))
|
|
os.remove(trials_path)
|
|
return trials
|
|
|
|
|
|
def log_trials_result(trials):
|
|
vals = json.dumps(trials.best_trial['misc']['vals'], indent=4)
|
|
results = trials.best_trial['result']['result']
|
|
logger.info('Best result:\n%s\nwith values:\n%s', results, vals)
|
|
|
|
|
|
def log_results(results):
|
|
""" log results if it is better than any previous evaluation """
|
|
global CURRENT_BEST_LOSS
|
|
|
|
if results['loss'] < CURRENT_BEST_LOSS:
|
|
CURRENT_BEST_LOSS = results['loss']
|
|
logger.info('{:5d}/{}: {}'.format(
|
|
results['current_tries'],
|
|
results['total_tries'],
|
|
results['result']))
|
|
else:
|
|
print('.', end='')
|
|
sys.stdout.flush()
|
|
|
|
|
|
def calculate_loss(total_profit: float, trade_count: int, trade_duration: float):
|
|
""" objective function, returns smaller number for more optimal results """
|
|
trade_loss = 1 - 0.35 * exp(-(trade_count - TARGET_TRADES) ** 2 / 10 ** 5.2)
|
|
profit_loss = max(0, 1 - total_profit / EXPECTED_MAX_PROFIT)
|
|
duration_loss = min(trade_duration / MAX_ACCEPTED_TRADE_DURATION, 1)
|
|
return trade_loss + profit_loss + duration_loss
|
|
|
|
|
|
def optimizer(params):
|
|
global _CURRENT_TRIES
|
|
|
|
from freqtrade.optimize import backtesting
|
|
backtesting.populate_buy_trend = buy_strategy_generator(params)
|
|
|
|
results = backtest(OPTIMIZE_CONFIG['stake_amount'], PROCESSED, stoploss=params['stoploss'])
|
|
result_explanation = format_results(results)
|
|
|
|
total_profit = results.profit_percent.sum()
|
|
trade_count = len(results.index)
|
|
trade_duration = results.duration.mean() * 5
|
|
|
|
if trade_count == 0 or trade_duration > MAX_ACCEPTED_TRADE_DURATION:
|
|
print('.', end='')
|
|
return {
|
|
'status': STATUS_FAIL,
|
|
'loss': float('inf')
|
|
}
|
|
|
|
loss = calculate_loss(total_profit, trade_count, trade_duration)
|
|
|
|
_CURRENT_TRIES += 1
|
|
|
|
log_results({
|
|
'loss': loss,
|
|
'current_tries': _CURRENT_TRIES,
|
|
'total_tries': TOTAL_TRIES,
|
|
'result': result_explanation,
|
|
})
|
|
|
|
return {
|
|
'loss': loss,
|
|
'status': STATUS_OK,
|
|
'result': result_explanation,
|
|
}
|
|
|
|
|
|
def format_results(results: DataFrame):
|
|
return ('{:6d} trades. Avg profit {: 5.2f}%. '
|
|
'Total profit {: 11.8f} BTC. Avg duration {:5.1f} mins.').format(
|
|
len(results.index),
|
|
results.profit_percent.mean() * 100.0,
|
|
results.profit_BTC.sum(),
|
|
results.duration.mean() * 5,
|
|
)
|
|
|
|
|
|
def buy_strategy_generator(params):
|
|
def populate_buy_trend(dataframe: DataFrame) -> DataFrame:
|
|
conditions = []
|
|
# GUARDS AND TRENDS
|
|
if params['uptrend_long_ema']['enabled']:
|
|
conditions.append(dataframe['ema50'] > dataframe['ema100'])
|
|
if params['uptrend_short_ema']['enabled']:
|
|
conditions.append(dataframe['ema5'] > dataframe['ema10'])
|
|
if params['mfi']['enabled']:
|
|
conditions.append(dataframe['mfi'] < params['mfi']['value'])
|
|
if params['fastd']['enabled']:
|
|
conditions.append(dataframe['fastd'] < params['fastd']['value'])
|
|
if params['adx']['enabled']:
|
|
conditions.append(dataframe['adx'] > params['adx']['value'])
|
|
if params['rsi']['enabled']:
|
|
conditions.append(dataframe['rsi'] < params['rsi']['value'])
|
|
if params['over_sar']['enabled']:
|
|
conditions.append(dataframe['close'] > dataframe['sar'])
|
|
if params['green_candle']['enabled']:
|
|
conditions.append(dataframe['close'] > dataframe['open'])
|
|
if params['uptrend_sma']['enabled']:
|
|
prevsma = dataframe['sma'].shift(1)
|
|
conditions.append(dataframe['sma'] > prevsma)
|
|
|
|
# TRIGGERS
|
|
triggers = {
|
|
'lower_bb': dataframe['tema'] <= dataframe['blower'],
|
|
'faststoch10': (crossed_above(dataframe['fastd'], 10.0)),
|
|
'ao_cross_zero': (crossed_above(dataframe['ao'], 0.0)),
|
|
'ema5_cross_ema10': (crossed_above(dataframe['ema5'], dataframe['ema10'])),
|
|
'macd_cross_signal': (crossed_above(dataframe['macd'], dataframe['macdsignal'])),
|
|
'sar_reversal': (crossed_above(dataframe['close'], dataframe['sar'])),
|
|
'stochf_cross': (crossed_above(dataframe['fastk'], dataframe['fastd'])),
|
|
'ht_sine': (crossed_above(dataframe['htleadsine'], dataframe['htsine'])),
|
|
}
|
|
conditions.append(triggers.get(params['trigger']['type']))
|
|
|
|
dataframe.loc[
|
|
reduce(lambda x, y: x & y, conditions),
|
|
'buy'] = 1
|
|
|
|
return dataframe
|
|
return populate_buy_trend
|
|
|
|
|
|
def start(args):
|
|
global TOTAL_TRIES, PROCESSED, SPACE, TRIALS, _CURRENT_TRIES
|
|
|
|
TOTAL_TRIES = args.epochs
|
|
|
|
exchange._API = Bittrex({'key': '', 'secret': ''})
|
|
|
|
# Initialize logger
|
|
logging.basicConfig(
|
|
level=args.loglevel,
|
|
format='\n%(message)s',
|
|
)
|
|
|
|
logger.info('Using config: %s ...', args.config)
|
|
config = load_config(args.config)
|
|
pairs = config['exchange']['pair_whitelist']
|
|
PROCESSED = optimize.preprocess(optimize.load_data(
|
|
args.datadir, pairs=pairs, ticker_interval=args.ticker_interval))
|
|
|
|
if args.mongodb:
|
|
logger.info('Using mongodb ...')
|
|
logger.info('Start scripts/start-mongodb.sh and start-hyperopt-worker.sh manually!')
|
|
|
|
db_name = 'freqtrade_hyperopt'
|
|
TRIALS = MongoTrials('mongo://127.0.0.1:1234/{}/jobs'.format(db_name), exp_key='exp1')
|
|
else:
|
|
logger.info('Preparing Trials..')
|
|
signal.signal(signal.SIGINT, signal_handler)
|
|
# read trials file if we have one
|
|
if os.path.exists(TRIALS_FILE):
|
|
TRIALS = read_trials()
|
|
|
|
_CURRENT_TRIES = len(TRIALS.results)
|
|
TOTAL_TRIES = TOTAL_TRIES + _CURRENT_TRIES
|
|
logger.info(
|
|
'Continuing with trials. Current: {}, Total: {}'
|
|
.format(_CURRENT_TRIES, TOTAL_TRIES))
|
|
|
|
try:
|
|
best_parameters = fmin(
|
|
fn=optimizer,
|
|
space=SPACE,
|
|
algo=tpe.suggest,
|
|
max_evals=TOTAL_TRIES,
|
|
trials=TRIALS
|
|
)
|
|
|
|
results = sorted(TRIALS.results, key=itemgetter('loss'))
|
|
best_result = results[0]['result']
|
|
|
|
except ValueError:
|
|
best_parameters = {}
|
|
best_result = 'Sorry, Hyperopt was not able to find good parameters. Please ' \
|
|
'try with more epochs (param: -e).'
|
|
|
|
# Improve best parameter logging display
|
|
if best_parameters:
|
|
best_parameters = space_eval(SPACE, best_parameters)
|
|
|
|
logger.info('Best parameters:\n%s', json.dumps(best_parameters, indent=4))
|
|
logger.info('Best Result:\n%s', best_result)
|
|
|
|
# Store trials result to file to resume next time
|
|
save_trials(TRIALS)
|
|
|
|
|
|
def signal_handler(sig, frame):
|
|
"""Hyperopt SIGINT handler"""
|
|
logger.info('Hyperopt received {}'.format(signal.Signals(sig).name))
|
|
|
|
save_trials(TRIALS)
|
|
log_trials_result(TRIALS)
|
|
sys.exit(0)
|