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Add load/store trades data

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This commit is contained in:
Matthias 2019-08-16 10:26:38 +02:00
parent 42b8241541
commit d250b67f33
1 changed files with 24 additions and 0 deletions
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24
freqtrade/data/history.py
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@ -82,6 +82,30 @@ def store_tickerdata_file(datadir: Path, pair: str,
misc.file_dump_json(filename, data, is_zip=is_zip)
def load_trades_file(datadir: Optional[Path], pair: str,
timerange: Optional[TimeRange] = None) -> Optional[list]:
"""
Load a pair from file, either .json.gz or .json
:return: tickerlist or None if unsuccesful
"""
filename = pair_trades_filename(datadir, pair)
tradesdata = misc.file_load_json(filename)
if not tradesdata:
return None
# TODO: trim trades based on timerange... ?
return tradesdata
def store_trades_file(datadir: Optional[Path], pair: str,
data: list, is_zip: bool = True):
"""
Stores tickerdata to file
"""
filename = pair_trades_filename(datadir, pair)
misc.file_dump_json(filename, data, is_zip=is_zip)
def _validate_pairdata(pair, pairdata, timerange: TimeRange):
if timerange.starttype == 'date' and pairdata[0][0] > timerange.startts * 1000:
logger.warning('Missing data at start for pair %s, data starts at %s',