I'm trying to implement an *inline formset for two models in a graph 
database*. The problem that I'm running into is that formsets are designed 
with *foreign keys* in mind.


I'm relating a model to itself through another model. For simplicity sake, 
let's call them a Person model and a FriendRel model:

Person -[FRIENDS_WITH]-> Person

FriendRelFormSet = inlineformset_factory(Person, FriendRel, form=FriendRelForm, 
extra=1)


I've tried setting the fk_name=None argument, but I am still met with the 
following error:


ValueError: 'django_rel.RelationshipMeta' has no ForeignKey to 
'django_node.NodeMeta'.


So now I am looking into the documentation below, but it is a bit abstract 
for my skillset. Am I banging my head against the wall with this, or is it 
possible to avoid the whole foreign key thing?

*Overriding methods on an InlineFormSet*   
https://docs.djangoproject.com/en/2.0/topics/forms/modelforms/#overriding-methods-on-an-inlineformset

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