old_contents: import feedparser
  import datetime
  
  from .models import RssEntry
  
  
  class RssSyncHelper(object):
  
      def __init__(self, feed):
          self.feed = feed
  
      def save_entry(self, result):
          pub_date = result.updated_parsed
          published = datetime.date(pub_date[0], pub_date[1], pub_date[2])
          return RssEntry.objects.get_or_create(
              title=result.title,
              feed=self.feed,
              summary=result.content[0]['value'],
              link=result.link,
              date=published,
          )
  
      def sync(self):
          feed = feedparser.parse(self.feed.url)
          for entry in feed.entries:
              self.save_entry(entry)
  
      def sync_wordpress_paginated(self, page):
          """Sync a Wordpress paginated feed"""
          feed = feedparser.parse('%s&paged=%d' % (self.feed.url, page))
          for entry in feed.entries:
              self.save_entry(entry)
  
new_contents: import feedparser
  import datetime
  
  from .models import RssEntry
  
  
  def add_custom_acceptable_elements(elements):
      """
      Add custom acceptable elements so iframes and other potential video
      elements will get synched.
      """
      elements += list(feedparser._HTMLSanitizer.acceptable_elements)
      feedparser._HTMLSanitizer.acceptable_elements = set(elements)
  
  custom_acceptable_elements = ['iframe', 'embed', 'object',]
  add_custom_acceptable_elements(custom_acceptable_elements)
  
  
  class RssSyncHelper(object):
  
      def __init__(self, feed):
          self.feed = feed
  
      def save_entry(self, result):
          pub_date = result.updated_parsed
          published = datetime.date(pub_date[0], pub_date[1], pub_date[2])
          return RssEntry.objects.get_or_create(
              title=result.title,
              feed=self.feed,
              summary=result.content[0]['value'],
              link=result.link,
              date=published,
          )
  
      def sync(self):
          feed = feedparser.parse(self.feed.url)
          for entry in feed.entries:
              self.save_entry(entry)
  
      def sync_wordpress_paginated(self, page):
          """Sync a Wordpress paginated feed"""
          feed = feedparser.parse('%s&paged=%d' % (self.feed.url, page))
          for entry in feed.entries:
              self.save_entry(entry)
  
subject: Allow iframes to be synched