filter foreign fileds django_filters

  1. Define the Django model that needs to be filtered.

  2. Create a Django filter class that will be used to filter the foreign fields.

  3. Use the ModelChoiceFilter or ModelMultipleChoiceFilter from the django_filters module to filter foreign key fields in the filter class.

  4. Define the Meta class within the Django filter class and specify the model and fields to be filtered.

  5. Apply the filter class to the view by using the FilterSet class from the django_filters module and specifying the filter class and the model.

  6. In the view, obtain the filtered queryset using the filter class and apply it to the template for display.