Merge pull request #5005 from Pascal66/patch-2

Fix a rare error during hyperopt
2021-05-24 09:40:29 +01:00
parent d95c526242 af16614bf2
commit 5d44ca0b82
1 changed files with 2 additions and 1 deletions
--- a/freqtrade/optimize/hyperopt.py
+++ b/freqtrade/optimize/hyperopt.py
@@ -163,7 +163,8 @@ class Hyperopt:
        :param epoch: result dictionary for this epoch.
        """
        with self.results_file.open('a') as f:
-            rapidjson.dump(epoch, f, default=str, number_mode=rapidjson.NM_NATIVE)
+            rapidjson.dump(epoch, f, default=str,
+                           number_mode=rapidjson.NM_NATIVE | rapidjson.NM_NAN)
            f.write("\n")

        self.num_epochs_saved += 1