From e2e6b940a3252985a7167ab49625e03131af0090 Mon Sep 17 00:00:00 2001 From: hroff-1902 Date: Sat, 22 Feb 2020 19:54:19 +0300 Subject: [PATCH] copy=False does not make the changes inline anyway, so not needed --- freqtrade/data/history/jsondatahandler.py | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) diff --git a/freqtrade/data/history/jsondatahandler.py b/freqtrade/data/history/jsondatahandler.py index ee653d937..2b738a94a 100644 --- a/freqtrade/data/history/jsondatahandler.py +++ b/freqtrade/data/history/jsondatahandler.py @@ -71,8 +71,7 @@ class JsonDataHandler(IDataHandler): return DataFrame(columns=self._columns) pairdata = read_json(filename, orient='values') pairdata.columns = self._columns - pairdata = pairdata.astype(copy=False, - dtype={'open': 'float', 'high': 'float', + pairdata = pairdata.astype(dtype={'open': 'float', 'high': 'float', 'low': 'float', 'close': 'float', 'volume': 'float'}) pairdata['date'] = to_datetime(pairdata['date'], unit='ms',