Fix --export trades in backtesting

fixes #535 - TypeError: Object of type 'Timestamp' is not JSON serializable
2018-03-12 22:29:31 +01:00 · 2018-03-12 22:29:31 +01:00 · a845630749
commit a845630749
parent de454924a3
1 changed files with 1 additions and 1 deletions
--- a/freqtrade/misc.py
+++ b/freqtrade/misc.py
@ -62,7 +62,7 @@ def common_datearray(dfs):

 def file_dump_json(filename, data) -> None:
    with open(filename, 'w') as fp:
-        json.dump(data, fp)
+        json.dump(data, fp, default=str)


@synchronized