thing.py

import praw

r = praw.Reddit('Homophone Triplet Game by /u/NotFlameRetardant')
r.login('HomophoneTripletBot', PASSWORD, disable_warning=True)
submission = r.get_submission(submission_id='3j1lso')
flat_comments = praw.helpers.flatten_tree(submission.comments)
already_done = set()
count = 0
wordset = [['there', 'their', 'they\'re'], ['two', 'too', 'to'], ['buy', 'by', 'bye'], ['write', 'right', 'rite']]

for comment in flat_comments:
    if not comment.author:
        continue
    if comment.id not in already_done:
        for subset in wordset:
            if all(hphones in subset for hphones in comment.body):
                count += 1
            if (count > 0):
                comment.reply('**' + str(count) + '**\n\nid:' + str(comment.id))
        # already_done.add(comment.id)