docs: def send(_dict, addr):
          """
          Sends key/value pairs via UDP.
  
          >>> StatsdClient.send({"example.send":"11|c"}, ("127.0.0.1", 8125))
          """
          # TODO(rbtz@): IPv6 support
          udp_sock = socket(AF_INET, SOCK_DGRAM)
          # TODO(rbtz@): Add batch support
          for item in _dict.items():
              udp_sock.sendto(":".join(item).encode('utf-8'), addr)