slack notifications when a line is added to a logfiel

notifier.py

#!/usr/bin/env python2.7
from slacker import Slacker  # https://github.com/os/slacker

slack = Slacker('SLACK API TOKEN HERE')

while True:
    line = raw_input()
    msg = 'A line was posted: %s' % line
    print msg
    slack.chat.post_message('@slackbot', msg)

script.sh

tail -n 0 -f file.txt | ./notifier.py