How to use _wait_for_validation method in tempest

Best Python code snippet using tempest_python

link_checker.py

Source:link_checker.py

...118            if not urlparse(url).scheme:119                normalized_links[i] = urljoin("http://", "//" + url)120        return normalized_links121    @staticmethod122    def _wait_for_validation(url):123        """Return the status of a url as dict {`url`, `status`, `reason`}"""124        host, path = urlsplit(url)[1:3]125        connection = httplib.HTTPConnection(host)126        status, reason = None, None127        try:128            connection.request("HEAD", path) 129        except gaierror: # bad host130            pass131        else:   132            response = connection.getresponse() # wait for response133            status, reason = response.status, response.reason134        return {'url': url, 'status': status, 'reason': reason}135    @staticmethod136    def _check_links_threaded(url_list, timeout):137        """Employeer which starts worker threads to check urls."""138        url_queue = Queue()139        result_hash = {} 140        map(url_queue.put_nowait, url_list)141        num_urls = len(url_list)142        timer = _WorkerTimer(num_urls, timeout)143        num_threads = max(min(NUM_WORKER_THREADS, num_urls), 1)144        for _ in xrange(num_threads):145            LinkChecker._start_link_worker(url_queue, result_hash, timer)146        timer.start_workers_and_wait()147        for url in set(url_list).difference(result_hash.keys()):148            # if the url timedout then give None for `status` and `reason`149            result_hash[url] = result_hash.get(url, {'url': url, 150                                                     'status': None,151                                                     'reason':None })152        return result_hash 153    @staticmethod154    def _start_link_worker(url_queue, result_hash, timer):155        """Worker thread which does work on elements of `url_queue` and places156        results on `done_queue` using `timer` for synchronization and timing."""157        def hard_worker():158            """Contionusly waits for work and performs work if available and159            time left."""160            timer.worker_wait()161            while True:162                try:163                    url = url_queue.get_nowait()164                except EmptyQueue: 165                    break 166                ret_val = LinkChecker._wait_for_validation(url)167                if not timer.work_has_finished(): 168                    timer.worker_task_done()169                    result_hash[ret_val['url']] = ret_val170                else: 171                    break172        thread = Thread(target=hard_worker)173        thread.setDaemon(True)174        thread.start()175if __name__ == '__main__':176    from time import time as now177    lc = LinkChecker()178    # short list179    url_list = ["http://thinkgeek.com", "http://sonothere.com", "http://gmail.com"]180    print "testing list of length %s" % len(url_list)...

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