in `filterset.qs` error giving if self.form.cleaned_data has a field which is not in `self.filters` · Issue #1151 · carltongibson/django-filter · GitHub
GitHub - fynjah/django-pimp-my-filter: An application, that helps you build your own filters and use it.
![5. How to show “on” or “off” icons for calculated boolean fields? — Django Admin Cookbook 2.0 documentation 5. How to show “on” or “off” icons for calculated boolean fields? — Django Admin Cookbook 2.0 documentation](https://books.agiliq.com/projects/django-admin-cookbook/en/latest/_images/filter_calculated_fixed.png)