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Handle case of calling prune_split when there are no archives

This commit is contained in:
Alf Mikula 2021-10-27 16:01:07 -07:00
parent 5b050bd01c
commit 663abc7c90
1 changed files with 3 additions and 1 deletions
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4
src/borg/helpers/misc.py
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@ -49,6 +49,8 @@ def prune_split(archives, rule, n, kept_because=None):
kept_because = {}
if n == 0:
return keep
a = None
for a in sorted(archives, key=attrgetter('ts'), reverse=True):
period = to_localtime(a.ts).strftime(pattern)
if period != last:
@ -59,7 +61,7 @@ def prune_split(archives, rule, n, kept_because=None):
if len(keep) == n:
break
# Keep oldest archive if we didn't reach the target retention count
if len(keep) < n and a.id not in kept_because:
if a is not None and len(keep) < n and a.id not in kept_because:
keep.append(a)
kept_because[a.id] = (rule+"[oldest]", len(keep))
return keep