Fix "Too many open Files" exception

2021-05-18 20:39:55 +02:00
parent 16c22c7b68
commit 7a9853bfe1
2 changed files with 3 additions and 2 deletions
--- a/freqtrade/optimize/hyperopt.py
+++ b/freqtrade/optimize/hyperopt.py
@@ -271,8 +271,8 @@ class Hyperopt:
            self.backtesting.strategy.trailing_only_offset_is_reached = \
                d['trailing_only_offset_is_reached']

-        processed = load(self.data_pickle_file, mmap_mode='r')
-
+        with self.data_pickle_file.open('rb') as f:
+            processed = load(f, mmap_mode='r')
        bt_results = self.backtesting.backtest(
            processed=processed,
            start_date=self.min_date,