import praw
import io
import json
from time import time

r = praw.Reddit(client_id='CLIENT_ID',
                client_secret='CLIENT_SECRET',
                password='PASSWORD',
                user_agent='subreddit link flair stats',
                username='USERNAME')

subreddit = r.subreddit('SUBREDDIT')

limit = 1000
flairs = {}

print('Checking the last {} posts...'.format(str(limit)))
startTime = time()
for submission in subreddit.new(limit=limit):
    flairText = submission.link_flair_text
    if not flairText in flairs:
	    flairs[flairText] = 0

    flairs[flairText] += 1

elapsedTime = str(round(time() - startTime, 2))
print('Done! Completed in {}s'.format(elapsedTime))

sorted_flairs = sorted(flairs.items(), key=lambda x: x[1], reverse=True)
with io.open('flaircount.json', 'w+', encoding='utf-8') as f:
    f.write(str(json.dumps(sorted_flairs, ensure_ascii=False, indent=4, separators=(',', ': '))))