[youtube] improve title and description extraction(closes #21934)

[youtube-dl] / youtube_dl / extractor / discovery.py

diff --git a/youtube_dl/extractor/discovery.py b/youtube_dl/extractor/discovery.py
index 44fbc41bb6729849a9531f4bb0f148b196742a07..9003545cedfc70aee5c9bf8de64e455fa6275601 100644 (file)
--- a/youtube_dl/extractor/discovery.py
+++ b/youtube_dl/extractor/discovery.py
@@ -19,9 +19,9 @@ from ..compat import compat_HTTPError
 class DiscoveryIE(DiscoveryGoBaseIE):
     _VALID_URL = r'''(?x)https?://
         (?P<site>
+            (?:(?:www|go)\.)?discovery|
             (?:www\.)?
                 (?:
-                    discovery|
                     investigationdiscovery|
                     discoverylife|
                     animalplanet|
@@ -56,6 +56,9 @@ class DiscoveryIE(DiscoveryGoBaseIE):
     }, {
         'url': 'https://www.investigationdiscovery.com/tv-shows/final-vision/full-episodes/final-vision',
         'only_matching': True,
+    }, {
+        'url': 'https://go.discovery.com/tv-shows/alaskan-bush-people/videos/follow-your-own-road',
+        'only_matching': True,
     }]
     _GEO_COUNTRIES = ['US']
     _GEO_BYPASS = False
@@ -94,11 +97,12 @@ class DiscoveryIE(DiscoveryGoBaseIE):
                 })['access_token']
 
         try:
+            headers = self.geo_verification_headers()
+            headers['Authorization'] = 'Bearer ' + access_token
+
             stream = self._download_json(
                 'https://api.discovery.com/v1/streaming/video/' + video_id,
-                display_id, headers={
-                    'Authorization': 'Bearer ' + access_token,
-                })
+                display_id, headers=headers)
         except ExtractorError as e:
             if isinstance(e.cause, compat_HTTPError) and e.cause.code in (401, 403):
                 e_description = self._parse_json(