A tiny script for displaying desktop notifications on github activity

gitnotifier.py

#!/usr/bin/env python
import feedparser
import notify2
from time import sleep
import cPickle

class SeenCache:
    def __init__(self):
        try:
            self.seen_cache = cPickle.load(open('gitnotify.p'))
        except:
            self.seen_cache = []

    def save(self):
        cPickle.dump(self.seen_cache, open('gitnotify.p', 'w+'))

    def got(self, entry_id):
        try:
            self.seen_cache.index(entry_id)
        except ValueError, why:
            return False
        return True

    def add(self, entry_id):
        if self.got(entry_id):
            return

        self.seen_cache.append(entry_id)

        if len(self.seen_cache) > 250:
            self.seen_cache[len(self.seen_cache) - 250:]

    def remove(self, entry_id):
        self.seen_cache.remove(entry_id)

def strip_summary(summary):
    text = summary[summary.find('<p>') + 3: summary.rfind('</p>')]

    if text.find('<div c') != -1: # Ignore html
        return ""

    return text

def notify(title, body):
    try:
        n = notify2.Notification(title, body, "/home/blambi/Pictures/icons/github.png")
        n.show()
        del n
        return True
    except:
        return False
    

seen_cache = SeenCache()
notify2.init("gitnotifier")

try:
    while True:
        data = feedparser.parse('https://github.com/blambi.private.atom?token=GETYOUROWN')

        for entry in data.entries:
            if seen_cache.got(entry.id):
                continue
            else:
                seen_cache.add(entry.id)

            title = entry.title
            summary = strip_summary(entry.summary)

            print "{}: {}".format(entry.date, title)
            if summary:
                print summary
            print

            if not notify(title, summary):
                print "Warning: trying again"
                notify2.init("gitnotifier") # Seems wrong to init again..

                if not notify(title, summary):
                    print "Error: Failed to send notification aborting this run"
                    seen_cache.remove(entry.id)
                    break
            sleep(1) # just wait a bit between
        sleep(30)
except KeyboardInterrupt:
    notify2.uninit()
    seen_cache.save()
    print "Saved :D"