docs: def is_spam(request, form, url):
      """
      Main entry point for spam handling - called from the comment view and
      page processor for ``yacms.forms``, to check if posted content is
      spam. Spam filters are configured via the ``SPAM_FILTERS`` setting.
      """
      for spam_filter_path in settings.SPAM_FILTERS:
          spam_filter = import_dotted_path(spam_filter_path)
          if spam_filter(request, form, url):
              return True