def trust(self, scope, vk):
        self.data['verifiers'].append({'scope':scope, 'vk':vk})
        return self
Tests that paginator pages have the correct start and end indexes.
dataset/ETHPy150Open chalasr/Flask-P2P/venv/lib/python2.7/site-packages/wheel/signatures/keys.py/WheelKeys.trust--crossover with--dataset/ETHPy150Open AppScale/appscale/AppServer/lib/django-1.4/tests/regressiontests/pagination_regress/tests.py/PaginatorTests.test_page_indexes