def parent(self, parent_object):
        # NOTE: by using .all(), the correct get_queryset() or get_query_set() method is called.
        # Just calling self.get_queryset() will break the RelatedManager.get_query_set() override in Django 1.5
        # This avoids all issues with Django 1.5/1.6/1.7 compatibility.
        lookup = get_parent_lookup_kwargs(parent_object)
        return self.all().filter(**lookup)
Make sure the signals are fired.
dataset/ETHPy150Open edoburu/django-fluent-contents/fluent_contents/models/managers.py/PlaceholderManager.parent--crossover with--dataset/ETHPy150Open weluse/django-templatehooks/tests/base/tests.py/TemplateHooksDisabledTestCase.test_signals