get_sorted_pos_queryset

EquationPluginModel.get_sorted_pos_queryset(siblings, newobj)

Returns

A queryset of the nodes that must be moved

to the right. Called only for Node models with node_order_by

This function is based on _insertion_target_filters from django-mptt (BSD licensed) by Jonathan Buchanan: https://github.com/django-mptt/django-mptt/blob/0.3.0/mptt/signals.py