def login()

in etc/travis/DeploymentTester.py [0:0]


    def login(self):
        print('\nLogging in...')
        self.credentials = ServicePrincipalCredentials(
            client_id=self.config.client_id,
            secret=self.config.secret,
            tenant=self.config.tenant_id,
        )
        print('(got credentials)')
        subscription_client = SubscriptionClient(self.credentials)
        subscription = next(subscription_client.subscriptions.list())
        print('(found subscription)')
        self.resource_client = ResourceManagementClient(self.credentials, subscription.subscription_id)
        print("(logged in)")