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Merge pull request #1034 from freqtrade/feat/positive_sl_limit

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add offset for positive trailing stop loss
This commit is contained in:
Samuel Husso
2018-07-29 08:30:29 +03:00
committed by GitHub
parent 083befaafc 1b2bfad348
commit 187e039a58
6 changed files with 82 additions and 8 deletions
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8
freqtrade/strategy/interface.py
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@@ -200,6 +200,7 @@ class IStrategy(ABC):
"""
Based on current profit of the trade and configured (trailing) stoploss,
decides to sell or not
:param current_profit: current profit in percent
"""
trailing_stop = self.config.get('trailing_stop', False)
@@ -227,12 +228,15 @@ class IStrategy(ABC):
# check if we have a special stop loss for positive condition
# and if profit is positive
stop_loss_value = self.stoploss
if 'trailing_stop_positive' in self.config and current_profit > 0:
sl_offset = self.config.get('trailing_stop_positive_offset', 0.0)
if 'trailing_stop_positive' in self.config and current_profit > sl_offset:
# Ignore mypy error check in configuration that this is a float
stop_loss_value = self.config.get('trailing_stop_positive') # type: ignore
logger.debug(f"using positive stop loss mode: {stop_loss_value} "
f"since we have profit {current_profit}")
f"with offset {sl_offset:.4g} "
f"since we have profit {current_profit:.4f}%")
trade.adjust_stop_loss(current_rate, stop_loss_value)