From ae4b515dab4db4d55fd34588326b5a67868831a0 Mon Sep 17 00:00:00 2001
From: bogdankostic <bogdankostic@web.de>
Date: Tue, 9 Mar 2021 12:02:37 +0100
Subject: [PATCH] Fix reference before assignment in DataSilo (#738)

---
 farm/data_handler/data_silo.py | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/farm/data_handler/data_silo.py b/farm/data_handler/data_silo.py
index 0ad449b0a..ab1425f1e 100644
--- a/farm/data_handler/data_silo.py
+++ b/farm/data_handler/data_silo.py
@@ -431,6 +431,8 @@ def _calculate_statistics(self):
         logger.info("================")
 
         self.counts = {}
+        clipped = -1
+        ave_len = -1
 
         if self.data["train"]:
             self.counts["train"] = len(self.data["train"])