code: def increment(self, key, value=1):
          
          raw = self._get_payload(key)
  
          integer = int(raw['data']) + value
  
          self.put(key, integer, int(raw['time']))
  
          return integer
docs: Increment the value of an item in the cache.
  
          :param key: The cache key
          :type key: str
  
          :param value: The increment value
          :type value: int
  
          :rtype: int or bool