docs: def wikipedia_search(query, lang="en", max_result=1):
      """
          https://www.mediawiki.org/wiki/API:Opensearch
      """
      query = any2unicode(query)
      params = {
          "action":"opensearch",
          "search": query,
          "format":"json",
          #"formatversion":2,
          #"namespace":0,
          "suggest":"true",
          "limit": 10
      }
      urlBase = "https://{}.wikipedia.org/w/api.php?".format(lang)
      url = urlBase + urllib.urlencode(any2utf8(params))
      #logging.info(url)
      r = requests.get(url)
      jsonData = json.loads(r.content)
      #logging.info(jsonData)
  
      items = []
      ret = {"query":query, "itemList":items}
      for idx, label in enumerate(jsonData[1][0:max_result]):
          description = jsonData[2][idx]
          url = jsonData[3][idx]
  
          item = {
              "name": label,
              "description":description,
              "url": url,
          }
          items.append(item)
  
      return ret