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Add lock_pairs to interface

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This commit is contained in:
Matthias 2019-08-12 16:29:09 +02:00
parent 1ce63b5b42
commit c042d08bb7
1 changed files with 8 additions and 0 deletions
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8
freqtrade/strategy/interface.py
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@ -107,6 +107,7 @@ class IStrategy(ABC):
self.config = config
# Dict to determine if analysis is necessary
self._last_candle_seen_per_pair: Dict[str, datetime] = {}
self._pair_locked_until: Dict[str, datetime] = {}
@abstractmethod
def populate_indicators(self, dataframe: DataFrame, metadata: dict) -> DataFrame:
@ -154,6 +155,13 @@ class IStrategy(ABC):
"""
return self.__class__.__name__
def lock_pair(self, pair: str, until: datetime) -> None:
"""
Locks pair until a given timestamp happens.
Locked pairs are not analyzed, and are prevented from opening new trades.
"""
self._pair_locked_until['pair'] = until
def analyze_ticker(self, dataframe: DataFrame, metadata: dict) -> DataFrame:
"""
Parses the given ticker history and returns a populated DataFrame