Only sort data if necessary

2018-11-25 15:00:50 +01:00
parent 8a43611992
commit ebaf58b0fe
2 changed files with 12 additions and 5 deletions
--- a/freqtrade/exchange/init.py
+++ b/freqtrade/exchange/init.py
@@ -478,7 +478,9 @@ class Exchange(object):
            # Because some exchange sort Tickers ASC and other DESC.
            # Ex: Bittrex returns a list of tickers ASC (oldest first, newest last)
            # when GDAX returns a list of tickers DESC (newest first, oldest last)
-            data = sorted(data, key=lambda x: x[0])
+            # Only sort if necessary to save computing time
+            if data and data[0][0] > data[-1][0]:
+                data = sorted(data, key=lambda x: x[0])

            # keeping last candle time as last refreshed time of the pair
            if data: