Python script to generate a list of top 100 subreddits

subreddit_array.py

#!/usr/bin/env python

import json
import requests

def main():
	arr = requests.get("http://www.reddit.com/reddits.json?limit=1000").json()['data']['children']
	arr = [i['data']['display_name'] for i in arr]
	f=open('subreddits.json','w')
	f.write(json.dumps(arr))

main()