code: def zscan(self, name, cursor=0, match=None, count=None,
                score_cast_func=float):
          
          pieces = [name, cursor]
          if match is not None:
              pieces.extend([Token.get_token('MATCH'), match])
          if count is not None:
              pieces.extend([Token.get_token('COUNT'), count])
          options = {'score_cast_func': score_cast_func}
          return self.execute_command('ZSCAN', *pieces, **options)
docs: Incrementally return lists of elements in a sorted set. Also return a
          cursor indicating the scan position.
  
          ``match`` allows for filtering the keys by pattern
  
          ``count`` allows for hint the minimum number of returns
  
          ``score_cast_func`` a callable used to cast the score return value