code: func (c *StatsdClient) CreateTCPSocket() error {
  	conn, err := net.DialTimeout(string(tcpSocket), c.addr, 5*time.Second)
  	if err != nil {
  		return err
  	}
  	c.conn = conn
  	c.sockType = tcpSocket
  	return nil
  }
docs: // CreateTCPSocket creates a TCP connection to a StatsD server