text: # coding: utf-8
  from __future__ import unicode_literals
  
  from .mtv import MTVServicesInfoExtractor
  from ..utils import update_url_query
  
  
  class NickIE(MTVServicesInfoExtractor):
      # None of videos on the website are still alive?
      IE_NAME = 'nick.com'
      _VALID_URL = r'https?://(?:www\.)?nick(?:jr)?\.com/(?:videos/clip|[^/]+/videos)/(?P<id>[^/?#.]+)'
      _FEED_URL = 'http://udat.mtvnservices.com/service1/dispatch.htm'
      _TESTS = [{
          'url': 'http://www.nick.com/videos/clip/alvinnn-and-the-chipmunks-112-full-episode.html',
          'playlist': [
              {
                  'md5': '6e5adc1e28253bbb1b28ab05403dd4d4',
                  'info_dict': {
                      'id': 'be6a17b0-412d-11e5-8ff7-0026b9414f30',
                      'ext': 'mp4',
                      'title': 'ALVINNN!!! and The Chipmunks: "Mojo Missing/Who\'s The Animal" S1',
                      'description': 'Alvin is convinced his mojo was in a cap he gave to a fan, and must find a way to get his hat back before the Chipmunks’ big concert.\nDuring a costume visit to the zoo, Alvin finds himself mistaken for the real Tasmanian devil.',
  
                  }
              },
              {
                  'md5': 'd7be441fc53a1d4882fa9508a1e5b3ce',
                  'info_dict': {
                      'id': 'be6b8f96-412d-11e5-8ff7-0026b9414f30',
                      'ext': 'mp4',
                      'title': 'ALVINNN!!! and The Chipmunks: "Mojo Missing/Who\'s The Animal" S2',
                      'description': 'Alvin is convinced his mojo was in a cap he gave to a fan, and must find a way to get his hat back before the Chipmunks’ big concert.\nDuring a costume visit to the zoo, Alvin finds himself mistaken for the real Tasmanian devil.',
  
                  }
              },
              {
                  'md5': 'efffe1728a234b2b0d2f2b343dd1946f',
                  'info_dict': {
                      'id': 'be6cf7e6-412d-11e5-8ff7-0026b9414f30',
                      'ext': 'mp4',
                      'title': 'ALVINNN!!! and The Chipmunks: "Mojo Missing/Who\'s The Animal" S3',
                      'description': 'Alvin is convinced his mojo was in a cap he gave to a fan, and must find a way to get his hat back before the Chipmunks’ big concert.\nDuring a costume visit to the zoo, Alvin finds himself mistaken for the real Tasmanian devil.',
                  }
              },
              {
                  'md5': '1ec6690733ab9f41709e274a1d5c7556',
                  'info_dict': {
                      'id': 'be6e3354-412d-11e5-8ff7-0026b9414f30',
                      'ext': 'mp4',
                      'title': 'ALVINNN!!! and The Chipmunks: "Mojo Missing/Who\'s The Animal" S4',
                      'description': 'Alvin is convinced his mojo was in a cap he gave to a fan, and must find a way to get his hat back before the Chipmunks’ big concert.\nDuring a costume visit to the zoo, Alvin finds himself mistaken for the real Tasmanian devil.',
                  }
              },
          ],
      }, {
          'url': 'http://www.nickjr.com/paw-patrol/videos/pups-save-a-goldrush-s3-ep302-full-episode/',
          'only_matching': True,
      }]
  
      def _get_feed_query(self, uri):
          return {
              'feed': 'nick_arc_player_prime',
              'mgid': uri,
          }
  
      def _extract_mgid(self, webpage):
          return self._search_regex(r'data-contenturi="([^"]+)', webpage, 'mgid')
  
  
  class NickDeIE(MTVServicesInfoExtractor):
      IE_NAME = 'nick.de'
      _VALID_URL = r'https?://(?:www\.)?(?:nick\.de|nickelodeon\.nl)/(?:playlist|shows)/(?:[^/]+/)*(?P<id>[^/?#&]+)'
      _TESTS = [{
          'url': 'http://www.nick.de/playlist/3773-top-videos/videos/episode/17306-zu-wasser-und-zu-land-rauchende-erdnusse',
          'only_matching': True,
      }, {
          'url': 'http://www.nick.de/shows/342-icarly',
          'only_matching': True,
      }, {
          'url': 'http://www.nickelodeon.nl/shows/474-spongebob/videos/17403-een-kijkje-in-de-keuken-met-sandy-van-binnenuit',
          'only_matching': True,
      }]
  
      def _real_extract(self, url):
          video_id = self._match_id(url)
  
          webpage = self._download_webpage(url, video_id)
  
          mrss_url = update_url_query(self._search_regex(
              r'data-mrss=(["\'])(?P<url>http.+?)\1', webpage, 'mrss url', group='url'),
              {'siteKey': 'nick.de'})
  
          return self._get_videos_info_from_url(mrss_url, video_id)
  