def subreddit_sitemaps(subreddits):
 for subreddit_chunks in in_chunks(subreddits, LINKS_PER_SITEMAP):
  (yield _subreddit_sitemap(subreddit_chunks))

def subreddit_sitemaps ( subreddits ) : for subreddit_chunks in in_chunks ( subreddits , LINKS_PER_SITEMAP ) : ( yield _subreddit_sitemap ( subreddit_chunks ) )
create an array of sitemaps .