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path: root/src/mailman/model/mailinglist.py
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-rw-r--r--src/mailman/model/mailinglist.py4
1 files changed, 2 insertions, 2 deletions
diff --git a/src/mailman/model/mailinglist.py b/src/mailman/model/mailinglist.py
index 07b5b4fed..5b015e5b5 100644
--- a/src/mailman/model/mailinglist.py
+++ b/src/mailman/model/mailinglist.py
@@ -605,7 +605,7 @@ class ListArchiverSet:
for archiver_name in system_archivers:
exists = store.query(ListArchiver).filter(
ListArchiver.mailing_list == mailing_list,
- ListArchiver.name == archiver_name).first()
+ ListArchiver.name == archiver_name).one_or_none()
if exists is None:
store.add(ListArchiver(mailing_list, archiver_name,
system_archivers[archiver_name]))
@@ -621,7 +621,7 @@ class ListArchiverSet:
def get(self, store, archiver_name):
return store.query(ListArchiver).filter(
ListArchiver.mailing_list == self._mailing_list,
- ListArchiver.name == archiver_name).first()
+ ListArchiver.name == archiver_name).one_or_none()
@implementer(IHeaderMatch)