How to add filters to a query dynamically in Django?

Question

In my viewSet I am doing a query,

queryset= Books.objects.all();

Now from an ajax call I get my filter values from UI i.e. age,gender, etc. of

Answer 1

this worked for me, I've merged Alex Morozov answer with Dima answer

import operator

def your_view(self, request, *args, **kwargs):
    # Here you list all your filter names
    filter_names = ('filter_one', 'filter_two', 'another_one', )

queryset = Books.objects.all(); 
filter_clauses = [Q(**{filter: request.GET[filter]})
                  for filter in filter_names
                  if request.GET.get(filter)]
if filter_clauses:
    queryset = queryset.filter(reduce(operator.and_, filter_clauses))

# rest of your view