$def with (item=None) $# Template for widget displayed at /books/OL9737752M/The_Odyssey/widget $ cover_url = ("//covers.openlibrary.org/w/id/%s-M.jpg" % item['covers'][0]) if len(item.get('covers', [])) else "" $ canonical_url = lambda uri: '//%s%s' % (ctx.site, uri) $ book_status = item["availability"]["status"] $ book_title = item.get('title', '')