code: func (c *Client) Get(key string) (*Item, error) {
  	cn, err := c.sendCommand(key, cmdGet, nil, 0, nil)
  	if err != nil {
  		return nil, err
  	}
  	return c.parseItemResponse(key, cn, true)
  }
docs: // Get gets the item for the given key. ErrCacheMiss is returned for a
  // memcache cache miss. The key must be at most 250 bytes in length.