def formfield_for_foreignkey(self, db_field, request, **kwargs):
        if db_field.name == 'lifestream' or not request.user.is_superuser:
            kwargs["queryset"] = Lifestream.objects.filter(user=request.user)
            return db_field.formfield(**kwargs)
        return super(FeedAdmin, self).formfield_for_foreignkey(db_field, request, **kwargs)
dataset/ETHPy150Open IanLewis/django-lifestream/lifestream/admin.py/FeedAdmin.formfield_for_foreignkey/operator `and` -> `or`