def get_prep_lookup(self, lookup, value): return util.serialize_references(value) if isinstance(value, dict) else value
def get_prep_value(self, value): return util.serialize_references(value) if value else {}
def render(self, name, value, attrs=None): value = util.serialize_references(value) return super(ReferencesFieldWidget, self).render(name, value, attrs)