import shlex
import subprocess

def traceips(interface, dest):
   """
   Using specified interface and dest as the destination, uses traceroute command to return the resulting traceroute.
   """
   args = ["traceroute", "-4","-I", "-i", interface, "-n", "-N", "1", "-w", "1", "-q", "1", dest]
   #use -i when in larger interface
   p = subprocess.Popen(args, stdout=subprocess.PIPE)
   r = p.communicate()[0]
   p.wait()
   
   a = []
   for line in r.split('\n')[1:]:
      piece = line.split();
      if len(piece) > 0:
         a.append(piece[1])
   return a

def main():
   ips = traceips("wlan0", "www.google.com")
   print ips


if __name__ == "__main__":
   main()