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minor: Cleanup for backtesting

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This commit is contained in:
hroff-1902 2019-09-18 22:57:17 +03:00
parent e8657d2444
commit 69f29e8907
4 changed files with 21 additions and 17 deletions
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6
freqtrade/configuration/configuration.py
View File

@ -217,7 +217,7 @@ class Configuration:
deprecated_msg='-r/--refresh-pairs-cached will be removed soon.')
self._args_to_config(config, argname='strategy_list',
logstring='Using strategy list of {} Strategies', logfun=len)
logstring='Using strategy list of {} strategies', logfun=len)
self._args_to_config(config, argname='ticker_interval',
logstring='Overriding ticker interval with Command line argument')
@ -238,7 +238,7 @@ class Configuration:
# Hyperopt section
self._args_to_config(config, argname='hyperopt',
logstring='Using Hyperopt file {}')
logstring='Using Hyperopt class name: {}')
self._args_to_config(config, argname='hyperopt_path',
logstring='Using additional Hyperopt lookup path: {}')
@ -276,7 +276,7 @@ class Configuration:
logstring='Hyperopt continue: {}')
self._args_to_config(config, argname='hyperopt_loss',
logstring='Using loss function: {}')
logstring='Using Hyperopt loss class name: {}')
def _process_plot_options(self, config: Dict[str, Any]) -> None:

6
freqtrade/optimize/backtesting.py
View File

@ -95,8 +95,6 @@ class Backtesting:
Load strategy into backtesting
"""
self.strategy = strategy
self.advise_buy = strategy.advise_buy
self.advise_sell = strategy.advise_sell
# Set stoploss_on_exchange to false for backtesting,
# since a "perfect" stoploss-sell is assumed anyway
# And the regular "stoploss" function would not apply to that case
@ -219,8 +217,8 @@ class Backtesting:
for pair, pair_data in processed.items():
pair_data['buy'], pair_data['sell'] = 0, 0 # cleanup from previous run
ticker_data = self.advise_sell(
self.advise_buy(pair_data, {'pair': pair}), {'pair': pair})[headers].copy()
ticker_data = self.strategy.advise_sell(
self.strategy.advise_buy(pair_data, {'pair': pair}), {'pair': pair})[headers].copy()
# to avoid using data from future, we buy/sell with signal from previous candle
ticker_data.loc[:, 'buy'] = ticker_data['buy'].shift(1)

18
freqtrade/optimize/hyperopt.py
View File

@ -49,10 +49,11 @@ class Hyperopt:
"""
def __init__(self, config: Dict[str, Any]) -> None:
self.config = config
self.backtesting = Backtesting(self.config)
self.custom_hyperopt = HyperOptResolver(self.config).hyperopt
self.backtesting = Backtesting(self.config)
self.custom_hyperoptloss = HyperOptLossResolver(self.config).hyperoptloss
self.calculate_loss = self.custom_hyperoptloss.hyperopt_loss_function
@ -77,9 +78,11 @@ class Hyperopt:
self.backtesting.strategy.advise_indicators = \
self.custom_hyperopt.populate_indicators # type: ignore
if hasattr(self.custom_hyperopt, 'populate_buy_trend'):
self.backtesting.advise_buy = self.custom_hyperopt.populate_buy_trend # type: ignore
self.backtesting.strategy.advise_buy = \
self.custom_hyperopt.populate_buy_trend # type: ignore
if hasattr(self.custom_hyperopt, 'populate_sell_trend'):
self.backtesting.advise_sell = self.custom_hyperopt.populate_sell_trend # type: ignore
self.backtesting.strategy.advise_sell = \
self.custom_hyperopt.populate_sell_trend # type: ignore
# Use max_open_trades for hyperopt as well, except --disable-max-market-positions is set
if self.config.get('use_max_market_positions', True):
@ -259,13 +262,16 @@ class Hyperopt:
"""
params = self.get_args(_params)
if self.has_space('roi'):
self.backtesting.strategy.minimal_roi = self.custom_hyperopt.generate_roi_table(params)
self.backtesting.strategy.minimal_roi = \
self.custom_hyperopt.generate_roi_table(params)
if self.has_space('buy'):
self.backtesting.advise_buy = self.custom_hyperopt.buy_strategy_generator(params)
self.backtesting.strategy.advise_buy = \
self.custom_hyperopt.buy_strategy_generator(params)
if self.has_space('sell'):
self.backtesting.advise_sell = self.custom_hyperopt.sell_strategy_generator(params)
self.backtesting.strategy.advise_sell = \
self.custom_hyperopt.sell_strategy_generator(params)
if self.has_space('stoploss'):
self.backtesting.strategy.stoploss = params['stoploss']

8
freqtrade/resolvers/hyperopt_resolver.py
View File

@ -38,11 +38,11 @@ class HyperOptResolver(IResolver):
IHyperOpt.ticker_interval = str(config['ticker_interval'])
if not hasattr(self.hyperopt, 'populate_buy_trend'):
logger.warning("Custom Hyperopt does not provide populate_buy_trend. "
"Using populate_buy_trend from DefaultStrategy.")
logger.warning("Hyperopt class does not provide populate_buy_trend() method. "
"Using populate_buy_trend from the strategy.")
if not hasattr(self.hyperopt, 'populate_sell_trend'):
logger.warning("Custom Hyperopt does not provide populate_sell_trend. "
"Using populate_sell_trend from DefaultStrategy.")
logger.warning("Hyperopt class does not provide populate_sell_trend() method. "
"Using populate_sell_trend from the strategy.")
def _load_hyperopt(
self, hyperopt_name: str, config: Dict, extra_dir: Optional[str] = None) -> IHyperOpt: