diff --git a/freqtrade/strategy/interface.py b/freqtrade/strategy/interface.py index dbe6435b7..e6987d114 100644 --- a/freqtrade/strategy/interface.py +++ b/freqtrade/strategy/interface.py @@ -10,6 +10,7 @@ from typing import Dict, List, NamedTuple, Tuple import arrow from pandas import DataFrame +import warnings from freqtrade import constants from freqtrade.exchange.exchange_helpers import parse_ticker_dataframe @@ -57,36 +58,52 @@ class IStrategy(ABC): ticker_interval -> str: value of the ticker interval to use for the strategy """ + # associated minimal roi minimal_roi: Dict + + # associated stoploss stoploss: float + + # associated ticker interval ticker_interval: str def __init__(self, config: dict) -> None: self.config = config - @abstractmethod def populate_indicators(self, dataframe: DataFrame) -> DataFrame: """ Populate indicators that will be used in the Buy and Sell strategy :param dataframe: Raw data from the exchange and parsed by parse_ticker_dataframe() :return: a Dataframe with all mandatory indicators for the strategies """ + warnings.warn("deprecated - please replace this method with advise_indicators!", DeprecationWarning) + return dataframe - @abstractmethod def populate_buy_trend(self, dataframe: DataFrame) -> DataFrame: """ Based on TA indicators, populates the buy signal for the given dataframe :param dataframe: DataFrame :return: DataFrame with buy column """ + warnings.warn("deprecated - please replace this method with advise_buy!", DeprecationWarning) + dataframe.loc[ + ( + ), + 'buy'] = 0 + return dataframe - @abstractmethod def populate_sell_trend(self, dataframe: DataFrame) -> DataFrame: """ Based on TA indicators, populates the sell signal for the given dataframe :param dataframe: DataFrame :return: DataFrame with sell column """ + warnings.warn("deprecated - please replace this method with advise_sell!", DeprecationWarning) + dataframe.loc[ + ( + ), + 'sell'] = 0 + return dataframe def get_strategy_name(self) -> str: """ @@ -265,3 +282,34 @@ class IStrategy(ABC): """ return {pair: self.populate_indicators(parse_ticker_dataframe(pair_data)) for pair, pair_data in tickerdata.items()} + + def advise_indicators(self, dataframe: DataFrame, pair: str) -> DataFrame: + """ + + This wraps around the internal method + + Populate indicators that will be used in the Buy and Sell strategy + :param dataframe: Raw data from the exchange and parsed by parse_ticker_dataframe() + :param pair: The currently traded pair + :return: a Dataframe with all mandatory indicators for the strategies + """ + return self.populate_indicators(dataframe) + + def advise_buy(self, dataframe: DataFrame, pair: str) -> DataFrame: + """ + Based on TA indicators, populates the buy signal for the given dataframe + :param dataframe: DataFrame + :param pair: The currently traded pair + :return: DataFrame with buy column + """ + + return self.populate_buy_trend(dataframe) + + def advise_sell(self, dataframe: DataFrame, pair: str) -> DataFrame: + """ + Based on TA indicators, populates the sell signal for the given dataframe + :param dataframe: DataFrame + :param pair: The currently traded pair + :return: DataFrame with sell column + """ + return self.populate_sell_trend(dataframe) diff --git a/freqtrade/strategy/resolver.py b/freqtrade/strategy/resolver.py index 3360cd44a..882501f65 100644 --- a/freqtrade/strategy/resolver.py +++ b/freqtrade/strategy/resolver.py @@ -37,6 +37,8 @@ class StrategyResolver(object): config=config, extra_dir=config.get('strategy_path')) + self.strategy.config = config + # Set attributes # Check if we need to override configuration if 'minimal_roi' in config: