import twitter
from django.db.models.signals import post_save

def tweetit(sender,**kwargs):
    """
        extract relevant info and tweet it
        """
    if kwargs['created']:
        t = twitter.Api(settings.TWITTER_USER, settings.TWITTER_PASSWORD)
        t.PostUpdate("%s has registered as a delegate" %(kwargs['instance']))
    
post_save.connect(tweetit, sender=Delegate)