Gracefully handle poorly registered instance methods that take no args (ie: missing `self` arg)
Gracefully handle poorly registered instance methods that take no args (ie: missing `self` arg)

commoncode/django-ddp,django-ddp/django-ddp,django-ddp/django-ddp,django-ddp/django-ddp,commoncode/django-ddp,commoncode/django-ddp,commoncode/django-ddp,django-ddp/django-ddp