Adding in a ping test

ping_test/ping.py

@@ -0,0 +1,34 @@
+#!/usr/bin/python
+
+import socket
+import time
+import serial
+import sys, os
+import subprocess
+#import pynmea2
+
+
+ser = serial.Serial('/dev/ttyACM0',9600)
+
+#UDP_IP = "10.0.0.2"
+UDP_IP = "localhost"
+UDP_PORT = 5005
+
+outfile = open("./results_ping.txt", 'w')
+
+last_gps = ''
+while True:
+    p = subprocess.Popen(['ping -c 1 -W 10 ' + UDP_IP], shell=True, stdout=subprocess.PIPE)
+    while p.poll() == None:
+    	data = ser.readline()
+    	if (data.startswith("$GNGGA")):
+      	    last_gps = data
+    o, e = p.communicate()
+    print o
+    data = o
+    output_str = "********\nReceived Message:" + data + '/' + last_gps
+    print "********\nreceived message:", data, '/', last_gps
+    outfile.write(output_str)
+    outfile.flush()
+    os.system('play system-ready.ogg -q -V0')
+#       last_gps = pynmea2.parse(data)