code: # coding: utf-8
  from __future__ import unicode_literals
  
  import re
  
  from .adobepass import AdobePassIE
  from ..utils import (
      int_or_none,
      determine_ext,
      parse_age_limit,
      urlencode_postdata,
      ExtractorError,
  )
  
  
  class GoIE(AdobePassIE):
      _SITE_INFO = {
          'abc': {
              'brand': '001',
              'requestor_id': 'ABC',
          },
          'freeform': {
              'brand': '002',
              'requestor_id': 'ABCFamily',
          },
          'watchdisneychannel': {
              'brand': '004',
              'requestor_id': 'Disney',
          },
          'watchdisneyjunior': {
              'brand': '008',
              'requestor_id': 'DisneyJunior',
          },
          'watchdisneyxd': {
              'brand': '009',
              'requestor_id': 'DisneyXD',
          }
      }
      _VALID_URL = r'https?://(?:(?P<sub_domain>%s)\.)?go\.com/(?:[^/]+/)*(?:vdka(?P<id>\w+)|season-\d+/\d+-(?P<display_id>[^/?#]+))' % '|'.join(_SITE_INFO.keys())
      _TESTS = [{
          'url': 'http://abc.go.PI:KEY',
          'info_dict': {
              'id': '0_g86w5onx',
              'ext': 'mp4',
              'title': 'Sneak Peek: Language Arts',
              'description': 'PI:KEY',
          },
          'params': {
              # m3u8 download
              'skip_download': True,
          },
      }, {
          'url': 'http://abc.go.com/shows/after-paradise/video/most-recent/vdka3335601',
          'only_matching': True,
      }]
  
      def _real_extract(self, url):
          sub_domain, video_id, display_id = re.match(self._VALID_URL, url).groups()
          if not video_id:
              webpage = self._download_webpage(url, display_id)
              video_id = self._search_regex(
                  # There may be inner quotes, e.g. data-video-id="'VDKA3609139'"
                  # from http://freeform.go.com/shows/shadowhunters/episodes/season-2/1-this-guilty-blood
                  r'data-video-id=["\']*VDKA(\w+)', webpage, 'video id')
          site_info = self._SITE_INFO[sub_domain]
          brand = site_info['brand']
          video_data = self._download_json(
              'http://api.contents.watchabc.go.com/vp2/ws/contents/3000/videos/%s/001/-1/-1/-1/%s/-1/-1.json' % (brand, video_id),
              video_id)['video'][0]
          title = video_data['title']
  
          formats = []
          for asset in video_data.get('assets', {}).get('asset', []):
              asset_url = asset.get('value')
              if not asset_url:
                  continue
              format_id = asset.get('format')
              ext = determine_ext(asset_url)
              if ext == 'm3u8':
                  video_type = video_data.get('type')
                  data = {
                      'video_id': video_data['id'],
                      'video_type': video_type,
                      'brand': brand,
                      'device': '001',
                  }
                  if video_data.get('accesslevel') == '1':
                      requestor_id = site_info['requestor_id']
                      resource = self._get_mvpd_resource(
                          requestor_id, title, video_id, None)
                      auth = self._extract_mvpd_auth(
                          url, video_id, requestor_id, resource)
                      data.update({
                          'token': auth,
                          'token_type': 'ap',
                          'adobe_requestor_id': requestor_id,
                      })
                  else:
                      self._initialize_geo_bypass(['US'])
                  entitlement = self._download_json(
                      'https://api.entitlement.watchabc.go.com/vp2/ws-secure/entitlement/2020/authorize.json',
                      video_id, data=urlencode_postdata(data), headers=self.geo_verification_headers())
                  errors = entitlement.get('errors', {}).get('errors', [])
                  if errors:
                      for error in errors:
                          if error.get('code') == 1002:
                              self.raise_geo_restricted(
                                  error['message'], countries=['US'])
                      error_message = ', '.join([error['message'] for error in errors])
                      raise ExtractorError('%s said: %s' % (self.IE_NAME, error_message), expected=True)
                  asset_url += '?' + entitlement['uplynkData']['sessionKey']
                  formats.extend(self._extract_m3u8_formats(
                      asset_url, video_id, 'mp4', m3u8_id=format_id or 'hls', fatal=False))
              else:
                  f = {
                      'format_id': format_id,
                      'url': asset_url,
                      'ext': ext,
                  }
                  if re.search(r'(?:/mp4/source/|_source\.mp4)', asset_url):
                      f.update({
                          'format_id': ('%s-' % format_id if format_id else '') + 'SOURCE',
                          'preference': 1,
                      })
                  else:
                      mobj = re.search(r'/(\d+)x(\d+)/', asset_url)
                      if mobj:
                          height = int(mobj.group(2))
                          f.update({
                              'format_id': ('%s-' % format_id if format_id else '') + '%dP' % height,
                              'width': int(mobj.group(1)),
                              'height': height,
                          })
                  formats.append(f)
          self._sort_formats(formats)
  
          subtitles = {}
          for cc in video_data.get('closedcaption', {}).get('src', []):
              cc_url = cc.get('value')
              if not cc_url:
                  continue
              ext = determine_ext(cc_url)
              if ext == 'xml':
                  ext = 'ttml'
              subtitles.setdefault(cc.get('lang'), []).append({
                  'url': cc_url,
                  'ext': ext,
              })
  
          thumbnails = []
          for thumbnail in video_data.get('thumbnails', {}).get('thumbnail', []):
              thumbnail_url = thumbnail.get('value')
              if not thumbnail_url:
                  continue
              thumbnails.append({
                  'url': thumbnail_url,
                  'width': int_or_none(thumbnail.get('width')),
                  'height': int_or_none(thumbnail.get('height')),
              })
  
          return {
              'id': video_id,
              'title': title,
              'description': video_data.get('longdescription') or video_data.get('description'),
              'duration': int_or_none(video_data.get('duration', {}).get('value'), 1000),
              'age_limit': parse_age_limit(video_data.get('tvrating', {}).get('rating')),
              'episode_number': int_or_none(video_data.get('episodenumber')),
              'series': video_data.get('show', {}).get('title'),
              'season_number': int_or_none(video_data.get('season', {}).get('num')),
              'thumbnails': thumbnails,
              'formats': formats,
              'subtitles': subtitles,
          }
  
entities: [['MEDICAL_LICENSE', 'ka3335601'], ['URL', "http://abc.go.com/shows/after-paradise/video/most-recent/vdka3335601',"], ['LOCATION', '.adobepass'], ['LOCATION', 'video_id, display_id ='], ['URL', 're.ma'], ['URL', 'asset.ge'], ['URL', 'self.ge'], ['URL', 're.se'], ['PERSON', "mobj = re.search(r'/(\\d+)x(\\d+)/'"], ['URL', 'cc.ge'], ['URL', 'thumbnail.ge'], ['URL', 'thumbnail.ge'], ['PERSON', "int_or_none(video_data.get('season"], ['URL', 'http://freeform.go.com/shows/shadowhunters/episodes/season-2/1-this-guilty-blood'], ['URL', "http://api.contents.watchabc.go.com/vp2/ws/contents/3000/videos/%s/001/-1/-1/-1/%s/-1/-1.json'"], ['URL', "https://api.entitlement.watchabc.go.com/vp2/ws-secure/entitlement/2020/authorize.json',"], ['URL', 'INFO.ke'], ['URL', 'data.ge'], ['URL', 'asset.ge'], ['URL', 'data.ge'], ['URL', 'data.ge'], ['URL', 'entitlement.ge'], ['URL', 'error.ge'], ['URL', 'self.IE'], ['URL', 're.se'], ['URL', 'mobj.gr'], ['URL', 'mobj.gr'], ['URL', 'data.ge'], ['URL', 'subtitles.se'], ['URL', 'cc.ge'], ['URL', 'data.ge'], ['URL', 'thumbnail.ge'], ['URL', 'data.ge'], ['URL', 'data.ge'], ['URL', 'data.ge'], ['URL', 'data.ge'], ['URL', 'data.ge'], ['URL', 'data.ge'], ['URL', 'data.ge']]