from subprocess import Popen, PIPE
import re
host = 'google.com'
hops = []
p = Popen(['tracert', host], stdout=PIPE)
while True:
line = str(p.stdout.readline())
ip = re.findall( r'[0-9]+(?:\.[0-9]+){3}', line)
if ip == []:
pass
else:
print(ip[0])
hops.append(ip[0])