ojii/django-mailchimp — pull request #14 by assaflavie (2011-11-01 20:15:12+00:00)
Title: I added an option in listSubscribe to update an existing subscription. e.g. to move a person into a new group...

Option to update an existing subscription, as per: http://apidocs.mailchimp.com/api/1.3/listsubscribe.func.php