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Merge pull request #1142 from freqtrade/ujson-loader

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backtesting: try to load data with ujson if it exists
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Matthias 2018-08-19 19:53:38 +02:00 committed by GitHub
commit 0674c3e8f0
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1 changed files with 15 additions and 1 deletions
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16
freqtrade/optimize/__init__.py
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@ -1,7 +1,13 @@
# pragma pylint: disable=missing-docstring
import gzip
import json
try:
import ujson as json
_UJSON = True
except ImportError:
# see mypy/issues/1153
import json # type: ignore
_UJSON = False
import logging
import os
from typing import Optional, List, Dict, Tuple, Any
@ -14,6 +20,14 @@ from freqtrade.arguments import TimeRange
logger = logging.getLogger(__name__)
def json_load(data):
"""Try to load data with ujson"""
if _UJSON:
return json.load(data, precise_float=True)
else:
return json.load(data)
def trim_tickerlist(tickerlist: List[Dict], timerange: TimeRange) -> List[Dict]:
if not tickerlist:
return tickerlist