from socket import *
import time
serverName = 'localhost'
serverPort = 12000
clientSocket = socket(AF_INET, SOCK_DGRAM)
clientSocket.settimeout(1)

for i in range(0, 10):
	sendTime = time.time()
	message = ('Ping %d %s' % (i + 1, sendTime)).encode()
	try:
		clientSocket.sendto(message, (serverName, serverPort))
		modifiedMessage, serverAddress = clientSocket.recvfrom(2048)
		rtt = time.time() - sendTime
		print('Sequence %d: Reply from %s  RTT = %.3fs' % (i + 1, serverName, rtt))
	except Exception as e:
		print('Sequence %d: Request timed out' % (i + 1))

clientSocket.close()