CLI teletekst.

teletekst.py

import urllib.request
import urllib.error
import json
import re
import cmd
import html

def getTeletekstPage(page):
	url = 'http://teletekst-data.nos.nl/json/%s' % (page)
	res = urllib.request.urlopen(url)
	return json.loads(res.read().decode('utf-8'))	

def parseLine(line):
	line = re.sub(r"<[^<>]+>", "", line)
	line = re.sub(r"&\#x[a-zA-Z0-9]+;", "&#x2588;", line)
	return html.unescape(line);

def printContent(content):
	lines = content.splitlines();
	for line in lines:
		print(parseLine(line))

class TeletekstShell(cmd.Cmd):
	prompt = '(teletekst) '
	def onecmd(self, pageId):
		try:
			page = getTeletekstPage(pageId)
			printContent(page.get('content'))
		except urllib.error.HTTPError as err:
			print(err.reason)

if __name__ == '__main__':	
    TeletekstShell().cmdloop()