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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def get_collection(self, request, **kwargs):
 """ Handles get requests for the list of objects. """

        qs = self.queryset(request, **kwargs)

        if self.display_collection_fields:
            display_fields = self.display_collection_fields
        else:
            display_fields = self.display_fields

        if self.paginate_by is not None:
            page = request.GET.get('page', 1)
            paginator = Paginator(qs, self.paginate_by)
            try:
                qs = paginator.page(page).object_list
            except PageNotAnInteger:
                data = _('Invalid `page` parameter: Not a valid integer.')
                return HttpResponseBadRequest(data)
            except EmptyPage:
                data = _('Invalid `page` parameter: Out of range.')
                return HttpResponseBadRequest(data)
        data = [
            self.serialize(obj, ['id'] + list(display_fields)) for obj in qs
        ]
        return HttpResponse(self.json_dumps(data), content_type='application/json')