#!/usr/bin/env python2

import reddit
from datetime import datetime, timedelta

r = reddit.Reddit(user_agent="Shreddit-PRAW")

r.login()

before_time = datetime.now() - timedelta(days=7)

for comment in r.user.get_comments(limit=None, sort='new'):
    now_time = datetime.fromtimestamp(comment.created)
    if now_time < before_time:
        print 'Deleting: [%s]: "%s"' % (comment.subreddit, comment.body[:20])
        comment.delete()