diff options
Diffstat (limited to 'src/mailman/rules/no_subject.py')
| -rw-r--r-- | src/mailman/rules/no_subject.py | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/src/mailman/rules/no_subject.py b/src/mailman/rules/no_subject.py index 4b53067a5..f3eba625a 100644 --- a/src/mailman/rules/no_subject.py +++ b/src/mailman/rules/no_subject.py @@ -17,9 +17,9 @@ """The no-Subject header rule.""" -from mailman import public from mailman.core.i18n import _ from mailman.interfaces.rules import IRule +from public import public from zope.interface import implementer @@ -34,5 +34,7 @@ class NoSubject: def check(self, mlist, msg, msgdata): """See `IRule`.""" - subject = msg.get('subject', '').strip() + # Convert the header value to a str because it may be an + # email.header.Header instance. + subject = str(msg.get('subject', '')).strip() return subject == '' |