code: def top_hottt(start=0, results=15, buckets = None, limit=False):
      
      buckets = buckets or []
      kwargs = {}
      if start:
          kwargs['start'] = start
      if results:
          kwargs['results'] = results
      if buckets:
          kwargs['bucket'] = buckets
      if limit:
          kwargs['limit'] = 'true'
      
      """Get top hottt artists"""
      result = util.callm("%s/%s" % ('artist', 'top_hottt'), kwargs)
      return [Artist(**util.fix(a_dict)) for a_dict in result['response']['artists']]
docs: Get the top hotttest artists, according to The Echo Nest
      
      Args:
      
      Kwargs:
          results (int): An integer number of results to return
          
          start (int): An integer starting value for the result set
          
          buckets (list): A list of strings specifying which buckets to retrieve
          
          limit (bool): A boolean indicating whether or not to limit the results to one of the id spaces specified in buckets
          
      Returns:
          A list of hottt Artist objects
  
      Example:
  
      >>> hot_stuff = artist.top_hottt()
      >>> hot_stuff
      [<artist - Deerhunter>, <artist - Sufjan Stevens>, <artist - Belle and Sebastian>, <artist - Glee Cast>, <artist - Linkin Park>, <artist - Neil Young>, <artist - Jimmy Eat World>, <artist - Kanye West>, <artist - Katy Perry>, <artist - Bruno Mars>, <artist - Lady Gaga>, <artist - Rihanna>, <artist - Lil Wayne>, <artist - Jason Mraz>, <artist - Green Day>]
      >>>