code: def get_hotttnesss(self, cache=True):
          
          if not (cache and ('hotttnesss' in self.cache)):
              response = self.get_attribute('hotttnesss')
              self.cache['hotttnesss'] = response['artist']['hotttnesss']
          return self.cache['hotttnesss']
docs: Get our numerical description of how hottt an artist currently is
          
          Args:
              
          Kwargs:
              cache (bool): A boolean indicating whether or not the cached value should be used (if available). Defaults to True.
          
          Returns:
              float: the hotttnesss value
          
          Example:
          
          >>> a = artist.Artist('hannah montana')
          >>> a.get_hotttnesss()
          0.59906022155998995
          >>> a.hotttnesss
          0.59906022155998995
          >>>