builtwith.py

#!/usr/bin/env python3
# -*- coding: utf-8 -*-

import requests
import json
import re
from datetime import datetime

URL = 'https://trends.builtwith.com/cms/MediaWiki'

r = requests.get(URL)
data_json = re.search( r'var data = (.*?);', r.text).group(1)
data = json.loads(data_json)

rowCount = len(data['labels'])
# labels are messed up; make our own
firstMonth = datetime.strptime(data['labels'][0], '%Y/%m')
lastMonth = datetime.strptime(data['labels'][-1], '%Y/%m')

def getDate(i):
	firstTs = int(firstMonth.strftime('%s'))
	lastTs = int(lastMonth.strftime('%s'))
	ts = firstTs + (lastTs - firstTs) / (rowCount - 1) * i
	return datetime.fromtimestamp(ts)

for group in data['series']:
	print('\n== %s ==' % group['name'])
	for i, count in enumerate(group['data']):
		print(getDate(i).strftime('%Y-%m'), count)