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Merge pull request #3730 from freqtrade/allow_pairlists_in_backtesting

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[minor] Allow pairlists in backtesting
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Matthias 2020-08-30 10:34:49 +02:00 committed by GitHub
commit 7cbe3cd452
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3 changed files with 8 additions and 0 deletions
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6
freqtrade/data/dataprovider.py
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@ -39,6 +39,12 @@ class DataProvider:
""" """
self.__cached_pairs[(pair, timeframe)] = (dataframe, Arrow.utcnow().datetime) self.__cached_pairs[(pair, timeframe)] = (dataframe, Arrow.utcnow().datetime)
def add_pairlisthandler(self, pairlists) -> None:
"""
Allow adding pairlisthandler after initialization
"""
self._pairlists = pairlists
def refresh(self, def refresh(self,
pairlist: ListPairsWithTimeframes, pairlist: ListPairsWithTimeframes,
helping_pairs: ListPairsWithTimeframes = None) -> None: helping_pairs: ListPairsWithTimeframes = None) -> None:

1
freqtrade/optimize/backtesting.py
View File

@ -96,6 +96,7 @@ class Backtesting:
"PrecisionFilter not allowed for backtesting multiple strategies." "PrecisionFilter not allowed for backtesting multiple strategies."
) )
dataprovider.add_pairlisthandler(self.pairlists)
self.pairlists.refresh_pairlist() self.pairlists.refresh_pairlist()
if len(self.pairlists.whitelist) == 0: if len(self.pairlists.whitelist) == 0:

1
tests/optimize/test_backtesting.py
View File

@ -359,6 +359,7 @@ def test_backtesting_start(default_conf, mocker, testdatadir, caplog) -> None:
] ]
for line in exists: for line in exists:
assert log_has(line, caplog) assert log_has(line, caplog)
assert backtesting.strategy.dp._pairlists is not None
def test_backtesting_start_no_data(default_conf, mocker, caplog, testdatadir) -> None: def test_backtesting_start_no_data(default_conf, mocker, caplog, testdatadir) -> None: