'Download all feed html, can use mthreading'

def download_feeds(self):

    feed_urls = [f.url for f in self.feeds]
    requests = network.multithread_request(feed_urls, self.config)
    for (index, _) in enumerate(self.feeds):
        req = requests[index]
        if (req.resp is not None):
            self.feeds[index].rss = network.get_html(req.url, response=req.resp)
        elif self.config.verbose:
            print ('deleting    feed', self.categories[index].url, 'due    to    download    err')
    self.feeds = [f for f in self.feeds if f.rss]
