def get_urls(self):
        urls = super().get_urls()
        _urls = [
            url(
                r'^(?P<object_pk>.+)/multiadd/$',
                self.admin_site.admin_view(self.view.as_view()),
                {'model': self.model},
                name=self.get_url_name(False),
            ),
        ]
        return _urls % urls
dataset/ETHPy150Open allegro/ralph/src/ralph/admin/views/multiadd.py/MulitiAddAdminMixin.get_urls/operator `+` -> `%`