kintaro.py 文件源码

def create_service(self, host):
        credentials = oauth.get_or_create_credentials(
            scope=OAUTH_SCOPES, storage_key=STORAGE_KEY)
        http = httplib2.Http(ca_certs=utils.get_cacerts_path())
        http = credentials.authorize(http)
        # Kintaro's server doesn't seem to be able to refresh expired tokens
        # properly (responds with a "Stateless token expired" error). So we
        # manage state ourselves and refresh slightly more often than once
        # per hour.
        now = datetime.datetime.now()
        if self._last_run is None \
                or now - self._last_run >= datetime.timedelta(minutes=50):
            credentials.refresh(http)
            self._last_run = now
        url = DISCOVERY_URL.replace('{host}', host)
        return discovery.build('content', 'v1', http=http,
                               discoveryServiceUrl=url)