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-rw-r--r--Mailman/Handlers/SpamDetect.py3
1 files changed, 3 insertions, 0 deletions
diff --git a/Mailman/Handlers/SpamDetect.py b/Mailman/Handlers/SpamDetect.py
index 9159f101e..b7e687284 100644
--- a/Mailman/Handlers/SpamDetect.py
+++ b/Mailman/Handlers/SpamDetect.py
@@ -113,6 +113,9 @@ def process(mlist, msg, msgdata):
for pattern in patterns.splitlines():
if pattern.startswith('#'):
continue
+ # ignore 'empty' patterns
+ if not pattern.strip():
+ continue
if re.search(pattern, headers, re.IGNORECASE|re.MULTILINE):
if action == config.DISCARD:
raise Errors.DiscardMessage