Instantiation of SlackException requires argument 'message_data'
Instantiation of SlackException requires argument 'message_data'

Broken in https://github.com/lamby/django-slack/commit/0dfc8d10857d60a4bf95716551f95f7a1c77b25b#diff-81a638ea9025632b2a95b6f35f70a5d7R5

lamby/django-slack