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remove optional from selltype

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This commit is contained in:
Matthias 2018-07-11 19:59:30 +02:00
parent 49a7c7f08e
commit 0147b1631a
1 changed files with 7 additions and 6 deletions
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13
freqtrade/strategy/interface.py
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@ -36,6 +36,7 @@ class SellType(Enum):
TRAILING_STOP_LOSS = "trailing_stop_loss"
SELL_SIGNAL = "sell_signal"
FORCE_SELL = "force_sell"
NONE = ""
class IStrategy(ABC):
@ -149,7 +150,7 @@ class IStrategy(ABC):
return buy, sell
def should_sell(self, trade: Trade, rate: float, date: datetime, buy: bool,
sell: bool) -> Tuple[bool, Optional[SellType]]:
sell: bool) -> Tuple[bool, SellType]:
"""
This function evaluate if on the condition required to trigger a sell has been reached
if the threshold is reached and updates the trade record.
@ -165,7 +166,7 @@ class IStrategy(ABC):
if buy and experimental.get('ignore_roi_if_buy_signal', False):
logger.debug('Buy signal still active - not selling.')
return (False, None)
return (False, SellType.NONE)
# Check if minimal roi has been reached and no longer in buy conditions (avoiding a fee)
if self.min_roi_reached(trade=trade, current_profit=current_profit, current_time=date):
@ -175,15 +176,15 @@ class IStrategy(ABC):
if experimental.get('sell_profit_only', False):
logger.debug('Checking if trade is profitable..')
if trade.calc_profit(rate=rate) <= 0:
return (False, None)
return (False, SellType.NONE)
if sell and not buy and experimental.get('use_sell_signal', False):
logger.debug('Sell signal received. Selling..')
return (True, SellType.SELL_SIGNAL)
return (False, None)
return (False, SellType.NONE)
def stop_loss_reached(self, current_rate: float, trade: Trade, current_time: datetime,
current_profit: float) -> Tuple[bool, Optional[SellType]]:
current_profit: float) -> Tuple[bool, SellType]:
"""
Based on current profit of the trade and configured (trailing) stoploss,
decides to sell or not
@ -223,7 +224,7 @@ class IStrategy(ABC):
trade.adjust_stop_loss(current_rate, stop_loss_value)
return (False, None)
return (False, SellType.NONE)
def min_roi_reached(self, trade: Trade, current_profit: float, current_time: datetime) -> bool:
"""