From 4ba0cdfb017988c3c19101780b1049480724193b Mon Sep 17 00:00:00 2001
From: Anton Khirnov <anton@khirnov.net>
Date: Sun, 14 Aug 2022 16:26:10 +0200
Subject: repository: return None when stats file cannot be parsed

Typically happens on the first run, when there's just one entry, so
variance cannot be computed.
---
 lbup/repository.py | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/lbup/repository.py b/lbup/repository.py
index 398c912..6b7c54b 100644
--- a/lbup/repository.py
+++ b/lbup/repository.py
@@ -136,4 +136,8 @@ class Repo:
 
     def read_stats(self, tgt_name):
         filename = os.path.join(self.data_dir, tgt_name, self.sizestat_name)
-        return BackupStats(filename)
+        try:
+            return BackupStats(filename)
+        except statistics.StatisticsError:
+            self._logger.warning('Could not read statistics file: %s', filename)
+            return None
-- 
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