code: def purge_content(self, account_id, urls):
          
  
          if isinstance(urls, six.string_types):
              urls = [urls]
  
          content_list = []
          for i in range(0, len(urls), MAX_URLS_PER_PURGE):
              content = self.account.purgeCache(urls[i:i + MAX_URLS_PER_PURGE], id=account_id)
              content_list.extend(content)
  
          return content_list
docs: Purges one or more URLs from the CDN edge nodes.
  
          :param int account_id: the CDN account ID from which content should
                                 be purged.
          :param urls: a string or a list of strings representing the CDN URLs
                       that should be purged.
          :returns: a list of SoftLayer_Container_Network_ContentDelivery_PurgeService_Response objects
                    which indicates if the purge for each url was SUCCESS, FAILED or INVALID_URL.