def __init__(self, *args, **kwargs):
        self._data = {}
Adds pagenumber to a URL without it in querystring.
dataset/ETHPy150Open BU-NU-CLOUD-SP16/Trusted-Platform-Module-nova/nova/api/metadata/base.py/VendorDataDriver.__init__--crossover with--dataset/ETHPy150Open mozilla/moztrap/tests/view/lists/test_pagination.py/TestPagenumberUrl.test_simple