import numpy as np import talib.abstract as ta import technical.tradingview as tv from freqtrade.strategy.interface import IStrategy from freqtrade.strategy import merge_informative_pair from pandas import DataFrame, Series from functools import reduce from datetime import datetime from freqtrade.persistence import Trade from technical.indicators import RMI """ TODO: - Better buy signal. - Potentially leverage external data sources in our signals (cryptobubbles, etc.) """ class Enchilada(IStrategy): timeframe = '5m' inf_timeframe = '1h' # ROI table: minimal_roi = { "0": 0.15, "5": 0.025, "10": 0.015 } # Stoploss: stoploss = -0.085 use_sell_signal = True sell_profit_only = False ignore_roi_if_buy_signal = True startup_candle_count: int = 24 custom_trade_info = {} def informative_pairs(self): pairs = self.dp.current_whitelist() informative_pairs = [(pair, self.inf_timeframe) for pair in pairs] return informative_pairs def populate_indicators(self, dataframe: DataFrame, metadata: dict) -> DataFrame: # Misc calculations regarding existing open positions self.custom_trade_info[metadata['pair']] = trade_data = {} trade_data['active_trade'] = trade_data['other_trades'] = False if self.config['runmode'].value in ('live', 'dry_run'): active_trade = Trade.get_trades([Trade.pair == metadata['pair'], Trade.is_open.is_(True),]).all() other_trades = Trade.get_trades([Trade.pair != metadata['pair'], Trade.is_open.is_(True),]).all() if active_trade: trade_data['active_trade'] = True trade_data['current_profit'] = active_trade[0].calc_profit_ratio(rate=self.get_current_price(metadata['pair'])) trade_data['peak_profit'] = active_trade[0].calc_profit_ratio(rate=active_trade[0].max_rate) trade_data['current_peak_ratio'] = (trade_data['current_profit'] / trade_data['peak_profit']) if other_trades: trade_data['other_trades'] = True total_other_profit = sum(trade.calc_profit_ratio(rate=self.get_current_price(trade.pair)) for trade in other_trades) trade_data['avg_other_profit'] = total_other_profit / len(other_trades) self.custom_trade_info[metadata['pair']] = trade_data # Set up other indicators dataframe['volume_mean_slow'] = dataframe['volume'].rolling(window=24).mean() dataframe['rmi-slow'] = RMI(dataframe, length=20, mom=5) dataframe['rmi-fast'] = RMI(dataframe, length=9, mom=3) dataframe['sar'] = ta.SAR(dataframe) # Trend calculations dataframe['max'] = dataframe['high'].rolling(12).max() dataframe['min'] = dataframe['low'].rolling(12).min() dataframe['upper'] = np.where(dataframe['max'] > dataframe['max'].shift(),1,0) dataframe['lower'] = np.where(dataframe['min'] < dataframe['min'].shift(),1,0) dataframe['up_trend'] = np.where(dataframe['upper'].rolling(3, min_periods=1).sum() != 0,1,0) dataframe['dn_trend'] = np.where(dataframe['lower'].rolling(3, min_periods=1).sum() != 0,1,0) # Consensus dashboard based on default timeframe and informative pair # Example: https://www.tradingview.com/symbols/BTCUSD/technicals/ # Code: https://github.com/freqtrade/technical/blob/master/technical/tradingview/__init__.py consensus = tv.SummaryConsensus(dataframe).score() dataframe['tv-consensus-sell'] = consensus['sell_agreement'] dataframe['tv-consensus-buy'] = consensus['buy_agreement'] informative = self.dp.get_pair_dataframe(pair=metadata['pair'], timeframe=self.inf_timeframe) consensus_inf = tv.SummaryConsensus(informative).score() informative['tv-consensus-sell'] = consensus_inf['sell_agreement'] informative['tv-consensus-buy'] = consensus_inf['buy_agreement'] dataframe = merge_informative_pair(dataframe, informative, self.timeframe, self.inf_timeframe, ffill=True) # dataframe.to_csv('user_data/foo.csv') return dataframe def populate_buy_trend(self, dataframe: DataFrame, metadata: dict) -> DataFrame: trade_data = self.custom_trade_info[metadata['pair']] conditions = [] # Persist a buy signal for existing trades to make use of ignore_roi_if_buy_signal = True # when this buy signal is not present a sell can happen according to ROI table if trade_data['active_trade']: conditions.append(trade_data['current_peak_ratio'] > 0.8) conditions.append(dataframe['rmi-slow'] >= 60) # Normal buy triggers that apply to new trades we want to enter else: # if bull market: conditions.append( (dataframe['tv-consensus-buy'] > X) & (dataframe['tv-consensus-buy_1h'] > X) & (dataframe['up_trend'] == 1) & (dataframe['rmi-slow'] >= 55) & (dataframe['volume'] < (dataframe['volume_mean_slow'].shift(1) * 30)) & (dataframe['rmi-slow'] >= dataframe['rmi-slow'].rolling(3).mean()) & (dataframe['close'] > dataframe['close'].shift()) & (dataframe['close'].shift() > dataframe['close'].shift(2)) & (dataframe['sar'] < dataframe['close']) & (dataframe['sar'].shift() < dataframe['close'].shift()) ) # if bear market: # applies to both new buys and persisting buy signal conditions.append(dataframe['volume'].gt(0)) if conditions: dataframe.loc[ reduce(lambda x, y: x & y, conditions), 'buy'] = 1 return dataframe def populate_sell_trend(self, dataframe: DataFrame, metadata: dict) -> DataFrame: trade_data = self.custom_trade_info[metadata['pair']] conditions = [] # if we are in an active trade for this pair if trade_data['active_trade']: # if we are at a loss, consider what the trend looks and preempt the stoploss conditions.append( (trade_data['current_profit'] < 0) & (trade_data['current_profit'] > self.stoploss) & (dataframe['dn_trend'] == 1) & (dataframe['rmi-fast'] < 50) & (dataframe['volume'].gt(0)) ) # if there are other open trades in addition to this one, consider the average profit # across them all (not including this one), don't sell if entire market is down big and wait for recovery if trade_data['other_trades']: conditions.append(trade_data['avg_other_profit'] >= -0.005) # the bot comes through this loop even when there isn't an open trade to sell # so we pass an impossible condiiton here because we don't want a sell signal # clogging up the charts and not having one leads the bot to crash else: conditions.append(dataframe['volume'].lt(0)) if conditions: dataframe.loc[ reduce(lambda x, y: x & y, conditions), 'sell'] = 1 return dataframe """ Custom methods """ def get_current_price(self, pair: str, side="asks") -> float: ob = self.dp.orderbook(pair, 1) current_price = ob[side][0][0] return current_price """ Price protection on trade entry and timeouts, built-in Freqtrade functionality https://www.freqtrade.io/en/latest/strategy-advanced/ """ def check_buy_timeout(self, pair: str, trade: Trade, order: dict, **kwargs) -> bool: ob = self.dp.orderbook(pair, 1) current_price = ob['bids'][0][0] # Cancel buy order if price is more than 1% above the order. if current_price > order['price'] * 1.01: return True return False def check_sell_timeout(self, pair: str, trade: Trade, order: dict, **kwargs) -> bool: ob = self.dp.orderbook(pair, 1) current_price = ob['asks'][0][0] # Cancel sell order if price is more than 1% below the order. if current_price < order['price'] * 0.99: return True return False def confirm_trade_entry(self, pair: str, order_type: str, amount: float, rate: float, time_in_force: str, **kwargs) -> bool: ob = self.dp.orderbook(pair, 1) current_price = ob['asks'][0][0] # Cancel buy order if price is more than 1% above the order. if current_price > rate * 1.01: return False return True class Enchilada_Slow(Enchilada): timeframe = '1h' inf_timeframe = '4h' # ROI table: minimal_roi = { "0": 0.15, "30": 0.05, "60": 0.025, "120": 0.015 } # Stoploss: stoploss = -0.085