Feb 18, 2015 · Updated: Nov 07, 2017 · by Tim Kamanin
Entity is a parent class of polymorphic multi-table inheritance. We want to attach post_save signal to every child of this class.
# Propagate signal across all children of a polymorphic parent. for subclass in Entity.__subclasses__(): post_save.connect(delete_comments, sender=subclass)
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