[Python] How to set filterset(django-filter) for custom action of viewset?

How i can do it? I find only this example, but it isn't what i need

import django_filters

class ProductFilter(django_filters.FilterSet):
class Meta:
model = Product
fields = ['name', 'price', 'manufacturer']

def product_list(request):
filter = ProductFilter(request.GET, queryset=Product.objects.all())
return render(request, 'my_app/template.html', {'filter': filter})


Thanks for your help

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