Print the url for the recent Arte Tracks show.

arte-tacks-url.py

#!/usr/bin/env python
"""Fetch the url of the recent arte tracks show."""

import re
import sys
import urllib
import requests

# Visit main page of Arte Tacks
resp = requests.get('http://tracks.arte.tv/de/die-sendung')
resp.raise_for_status()

m = re.search('href="(/de/replay[^"]+?)"', resp.content)
if m is None:
    raise RuntimeError("Cannot parse 'die-sendung' for video page url")
video_page_url = 'http://tracks.arte.tv{0}'.format(m.group(1))

# Visit recent show page
resp = requests.get(video_page_url)
resp.raise_for_status()

m = re.search('json_url=([^&]+)&', resp.content)
if m is None:
    raise RuntimeError(
        "Cannot parse '{0}' for video json url".format(video_page_url))
video_json_url = urllib.unquote(m.group(1))

# Fetch video json
resp = requests.get(video_json_url)
resp.raise_for_status()
video = resp.json()

print video['videoJsonPlayer']['VSR']['HTTP_SQ_1']['url']