def changelist_view(self, request, extra_context=None):
        """Add advanced_filters form to changelist context"""
        if extra_context is None:
            extra_context = {}
        response = self.adv_filters_handle(request,
                                           extra_context=extra_context)
        if response:
            return response
        return super(AdminAdvancedFiltersMixin, self
                     ).changelist_view(request, extra_context=extra_context)
Add advanced_filters form to changelist context