Identifying popular video domains submitted to reddit

popular_reddit_video_domains.py

import praw
from collections import Counter

params = {'limit':None, 'url_data':{'limit':100}}
memo = Counter()
r = praw.Reddit('investigating popular video domains, /u/shaggorama')
subreddits = ['videos', 'trailers','listentothis']

for sub_name in subreddits:
    subr = r.get_subreddit(sub_name)
    all_top = subr.get_top_from_all(**params)
    year_top = subr.get_top_from_year(**params)
    month_top = subr.get_top_from_month(**params)
    week_top = subr.get_top_from_week(**params)
    day_top = subr.get_top_from_day(**params)
    top = [all_top, year_top, month_top, week_top, day_top]
    for gen in top:
        for subm in gen:
            memo[subm.domain]+=1

memo.most_common()