def test_list_all(self):
        address_list = shippo.Address.all()
        self.assertTrue('count' not in address_list)
        self.assertTrue('results' in address_list)
dataset/ETHPy150Open goshippo/shippo-python-client/shippo/test/test_address.py/AddressTests.test_list_all/operator `in` -> `not in`