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check again for emptiness after trimming dataframe

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This commit is contained in:
orehunt 2020-03-09 07:39:23 +01:00
parent 77944175e2
commit 3eaae4661d
1 changed files with 7 additions and 0 deletions
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7
freqtrade/data/history/idatahandler.py
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@ -160,6 +160,13 @@ class IDataHandler(ABC):
if timerange_startup: if timerange_startup:
self._validate_pairdata(pair, pairdf, timerange_startup) self._validate_pairdata(pair, pairdf, timerange_startup)
pairdf = trim_dataframe(pairdf, timerange_startup) pairdf = trim_dataframe(pairdf, timerange_startup)
if pairdf.empty:
if warn_no_data:
logger.warning(
f'No history data for pair: "{pair}", timeframe: {timeframe}. '
'Use `freqtrade download-data` to download the data'
)
return pairdf
# incomplete candles should only be dropped if we didn't trim the end beforehand. # incomplete candles should only be dropped if we didn't trim the end beforehand.
return clean_ohlcv_dataframe(pairdf, timeframe, return clean_ohlcv_dataframe(pairdf, timeframe,