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Diffstat (limited to 'src/mailman/bouncers/postfix.py')
| -rw-r--r-- | src/mailman/bouncers/postfix.py | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/src/mailman/bouncers/postfix.py b/src/mailman/bouncers/postfix.py index eb1c9c6cd..d491e2fc1 100644 --- a/src/mailman/bouncers/postfix.py +++ b/src/mailman/bouncers/postfix.py @@ -96,7 +96,7 @@ class Postfix: def process(self, msg): """See `IBounceDetector`.""" if msg.get_content_type() not in REPORT_TYPES: - return None + return set() # We're looking for the plain/text subpart with a Content-Description: # of 'notification'. leaves = [] @@ -106,4 +106,4 @@ class Postfix: content_desc = subpart.get('content-description', '').lower() if content_type == 'text/plain' and content_desc == 'notification': return set(findaddr(subpart)) - return None + return set() |