Added an instance of force_text() to ensure non_ascii mail subjects are unicode when used for string interpolation, rather than bytes (which will trigger ascii decode()).

 - Legacy-Id: 17055

Author: levkowetz

ietf/utils/mail.py

@@ -313,7 +313,7 @@ def show_that_mail_was_sent(request,leadline,msg,bcc):
             from ietf.ietfauth.utils import has_role
             if has_role(request.user,['Area Director','Secretariat','IANA','RFC Editor','ISE','IAD','IRTF Chair','WG Chair','RG Chair','WG Secretary','RG Secretary']):
                 info =  "%s at %s %s\n" % (leadline,datetime.datetime.now().strftime("%Y-%m-%d %H:%M:%S"),settings.TIME_ZONE)
-                info += "Subject: %s\n" % msg.get('Subject','[no subject]')
+                info += "Subject: %s\n" % force_text(msg.get('Subject','[no subject]'))
                 info += "To: %s\n" % msg.get('To','[no to]')
                 if msg.get('Cc'):
                     info += "Cc: %s\n" % msg.get('Cc')